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Alex Sim,SDM, CRD, Lawrence Berkeley National Laboratory
 
ASim@lbl.gov   510-495-2290   http://www.lbl.gov/~asim   


Conference papers
Journal articles and book chapters
Technical reports and others
Specifications and other contributions

Conference papers
  1. S. Lee, Q. Kang, K. Wang, J. Balewski, A. Sim, A. Agrawal, A. Choudhary, P. Nugent, K. Wu, W-K. Liao, "Asynchronous I/O Strategy for Large-Scale Deep Learning Applications", IEEE International Conference on High Performance Computing, Data & Analytics (HiPC2021) 2021.
  2. J. Bang, C. Kim, K. Wu, A. Sim, S. Byna, H. Sung, H. Eom, "An In-Depth I/O Pattern Analysis in HPC Systems", IEEE International Conference on High Performance Computing, Data & Analytics (HiPC2021) 2021.
  3. A. Lazar, L. Jin, C. Brown, C. A. Spurlock, A. Sim, K. Wu, "Performance of the Gold Standard and Machine Learning in Predicting Vehicle Transactions", the 3rd International Workshop on Big Data Tools, Methods, and Use Cases for Innovative Scientific Discovery (BTSD 2021), 2021.
  4. E. Copps, H. Zhang, A. Sim, K. Wu, I. Monga, C. Guok, F. Würthwein, D. Davila, E. Fajardo, "Analyzing scientific data sharing patterns with in-network data caching", 4th ACM International Workshop on System and Network Telemetry and Analysis (SNTA 2021), 2021. doi:10.1145/3452411.3464441.
  5. Y. Wang, K. Wu, A. Sim, S. Yoo, S. Misawa, "Access Patterns of Disk Cache for Large Scientific Archive", 4th ACM International Workshop on System and Network Telemetry and Analysis (SNTA 2021), 2021. doi:10.1145/3452411.3464444.
  6. A. Lazar, A. Sim, K. Wu, "GPU-based Classification for Wireless Intrusion Detection", 4th ACM International Workshop on System and Network Telemetry and Analysis (SNTA 2021), 2021. doi:10.1145/3452411.3464445.
  7. Y. Ma, F. Ruso, A. Sim, K. Wu, "Adaptive Stochastic Gradient Descent for Deep Learning on Heterogeneous CPU+GPU Architectures", Heterogeneity in Computing Workshop (HCW 2021), in conjunction with the 35th IEEE International Parallel & Distributed Processing Symposium (IPDPS), 2021. doi:10.1109/IPDPSW52791.2021.00012
  8. B. Cho, T. Dayrit, Y. Gao, Z. Wang, T. Hong, A. Sim, K. Wu,"Effective Missing Value Imputation Methods for Building Monitoring Data", The 2nd International Workshop on Big Data Tools, Methods, and Use Cases for Innovative Scientific Discovery (BTSD 2020) in conjunction with IEEE International Conference on Big Data (IEEE BigData 2020), 2020. doi:10.1109/BigData50022.2020.9378230
  9. J. Kim, A. Sim, J. Kim, K. Wu, "Botnets Detection Using Recurrent Variational Autoencoder", IEEE Global Communications Conference (Globecom 2020), 2020. doi:10.1109/GLOBECOM42002.2020.9348169
  10. B. Weinger, J. Kim, A. Sim, M. Nakashima, N. Moustafa, K. Wu, "Enhancing IoT Anomaly Detection Performance for Federated Learning", The 16th International Conference on Mobility, Sensing and Networking (MSN2020), 2020. doi:10.1109/MSN50589.2020.00045
  11. B. Enders, D. Bard, C. Snavely, L. Gerhardt, J. Lee, B. Totzke, K. Antypas, S. Byna, R. Cheema, S. Cholia, M. Day, A. Gaur, A. Greiner, T. Groves, M. Kiran, Q. Koziol, K. Rowland, C. Samuel, A. Selvarajan, A. Sim, D. Skinner, R. Thomas, G. Torok, "ross-facility science with the Superfacility Project at LBNL", 2nd Workshop on Large-scale Experiment-in-the-Loop Computing (XLOOP 2020), in conjunction with the International Conference for High Performance Computing, Networking, Storage, and Analysis (SC 20), 2020. doi:10.1109/XLOOP51963.2020.00006.
  12. G. R. Ghosal, D. Ghosal, A. Sim, A. V. Thakur, K. Wu, "A Deep Deterministic Policy Gradient Based Network Scheduler For Deadline-Driven Data Transfers", International Federation for Information Processing (IFIP) Networking Conference (NETWORKING 2020), 2020.
  13. S. Kim, A. Sim, K. Wu, S. Byna, Y. Son, H. Eom, "Towards HPC I/O performance prediction through large- scale log analysis", ACM International Symposium on High-Performance Parallel and Distributed Computing (HPDC 2020), 2020. doi:10.1145/3369583.3392678
  14. J. Kim, A. Sim, J. Kim, K. Wu, J. Hahm, "Transfer Learning Approach for Botnet Detection based on Recurrent Variational Autoencoder", ACM International Workshop on System and Network Telemetry and Analysis (SNTA) 2020, in conjunction with The 29th ACM International Symposium on High- Performance Parallel and Distributed Computing (HPDC) 2020. doi:10.1145/3391812.3396273
  15. M. Nakashima, A. Sim, J. Kim, "Evaluation of Deep Learning Models for Network PerformancePrediction for Scientific Facilities", ACM International Workshop on System and Network Telemetry and Analysis (SNTA) 2020, in conjunction with The 29th ACM International Symposium on High-Performance Parallel and Distributed Computing (HPDC) 2020. doi:10.1145/3391812.3396272
  16. J. Bang, C. Kim, K. Wu, A. Sim, S. Byna, S. Kim, H. Eom, "HPC Workload Characterization using Feature Selection and Clustering", ACM International Workshop on System and Network Telemetry and Analysis (SNTA) 2020, in conjunction with The 29th ACM International Symposium on High- Performance Parallel and Distributed Computing (HPDC) 2020. doi:10.1145/3391812.3396270
  17. S. Bhandari, A. K. Kukreja, A. Lazar, A. Sim, K. Wu, "Feature Selection and Tree-based Classification for Wireless Intrusion Detection", ACM International Workshop on System and Network Telemetry and Analysis (SNTA) 2020, in conjunction with The 29th ACM International Symposium on High- Performance Parallel and Distributed Computing (HPDC) 2020. doi:10.1145/3391812.3396274
  18. Q. Kang, A. Sim, P. Nugent, S. Lee, W.K. Liao, A, Agrawal, A. Choudhary, K. Wu, "Predicting Resource Requirement in Intermediate Palomar Transient Factory Workflow", the 20th IEEE/ACM International Symposium on Cluster, Cloud and Internet Computing (CCGrid 2020), 2020
  19. H. Sung, J. Bang, C. Kim, H. Kim, A. Sim, G. K. Lockwood, H. Eom, "BBOS: Efficient HPC Storage Management via Burst Buffer Over-Subscription", the 20th IEEE/ACM International Symposium on Cluster, Cloud and Internet Computing (CCGrid 2020), 2020
  20. Q. Kang, A. Agrawal, A. Choudhary, A. Sim, K. Wu, R. Kettimuthu, P. Beckman, Z. Liu, W-K Liao, "Spatiotemporal Real-Time Anomaly Detection for Supercomputing Systems", Workshop on Big Data Predictive Maintenance using Artificial Intelligence, in conjunction with IEEE International Conference on Big Data (Big Data), 2019. doi:10.1109/BigData47090.2019.9006046
  21. A Lazar, A. Ballow, L. Jin, C. A. Spurlock, A. Sim, K. Wu, "Machine Learning for Prediction of Mid to LongTerm Habitual Transportation Mode Use", Workshop for BTSD, in conjunction with the IEEE International Conference on Big Data (Big Data), 2019. doi:10.1109/BigData47090.2019.9006411
  22. D. Ghosal, S. Shukla, A. Sim, A. V. Thakur, K. Wu, "A Reinforcement Learning Based Network Scheduler For Deadline-Driven Data Transfers", IEEE Global Communications Conference (GLOBECOM 2019), 2019. doi:10.1109/GLOBECOM38437.2019.9013255
  23. A. Syal, A. Lazar, J. Kim, K. Wu, A. Sim, "Automatic Detection of Network Traffic Anomalies and Changes", the 2nd International Workshop on Systems and Network Telemetry and Analytics (SNTA 2019), in conjunction with ACM International Symposium on High-Performance Parallel and Distributed Computing (HPDC 2019), 2019. doi:10.1145/3322798.3329255
  24. M. jin, Y. Homma, A. Sim, W. Kroeger, K. Wu, "Performance Prediction for Data Transfers in LCLS Workflow", the 2nd International Workshop on Systems and Network Telemetry and Analytics (SNTA 2019), in conjunction with ACM International Symposium on High-Performance Parallel and Distributed Computing (HPDC 2019), 2019. doi:10.1145/3322798.3329254
  25. O. Del Guercio, R. Orozco, A. Sim, K. Wu, "Similarity-based Compression with Multidimensional Pattern Matching", the 2nd International Workshop on Systems and Network Telemetry and Analytics (SNTA 2019), in conjunction with ACM International Symposium on High-Performance Parallel and Distributed Computing (HPDC 2019), 2019. doi:10.1145/3322798.3329252
  26. H. Sung, J. Bang, A. Sim, K. Wu, H. Eom, "Understanding Parallel I/O Performance Trends Under Various HPC Configurations", the 2nd International Workshop on Systems and Network Telemetry and Analytics (SNTA 2019), in conjunction with ACM International Symposium on High-Performance Parallel and Distributed Computing (HPDC 2019), 2019. doi:10.1145/3322798.3329258
  27. S. Shukla, D. Ghosal, K. Wu, A. Sim, M. Farrens, "Co-optimizing Latency and Energy for IoT services using HMP servers in Fog Clusters", the Fourth IEEE International Conference on Fog and Mobile Edge Computing (FMEC 2019), 2019. :10.1109/FMEC.2019.8795353
  28. S. Kim, A. Sim, K. Wu, S. Byna, T. Wang, Y. Son, H. Eom, "DCA-IO: A Dynamic I/O Control Scheme for Parallel and Distributed File System", 19th Annual IEEE/ACM International Symposium in Cluster, Cloud, and Grid Computing (CCGrid 2019), 2019. doi:10.1109/CCGRID.2019.00049
  29. T. Shachaf, A. Sim, K. Wu, W. Kroeger, "Detecting Anomalies in the LCLS Workflow", 3rd workshop on Open Science in Big Data (OSBD 2018), in conjunction with IEEE International Conference on Big Data, 2018. doi:10.1109/bigdata.2018.8622334
  30. K. Gibson, D. Lee, J. Choi, A. Sim, "Dynamic Online Performance Optimization in Streaming Data Compression", IEEE International Conference on Big Data (Big Data), 2018. doi:10.1109/bigdata.2018.8621867
  31. I. Monga, C. Guok, J. MacAuley, A. Sim, H. Newman, J. Balcas, P. DeMar, L. Winkler, T. Lehman, X. Yang, "SDN for End-to-end Networked Science at the Exascale (SENSE)", Innovate the Network for Data-Intensive Science Workshop (INDIS 2018), in conjunction with the International Conference for High Performance Computing, Networking, Storage, and Analysis (SC'18), 2018. doi:10.1109/INDIS.2018.00007
  32. S. Balasubramanian, D. Ghosal, K. N. Balasubramanian, E. Pouyoul, A. Sim, K. Wu, B. Tierney, "Auto-tuned Publisher in a Pub/Sub System: Design and Performance Evaluation", the 15th IEEE International Conference on Autonomic Computing (ICAC 2018), 2018. doi:10.1109/icac.2018.00012
  33. J. Wang, K. Wu, A. Sim, S. Hwangbo, "Feature Engineering and Classification Models for Partial Discharge in Power Transformers", Joint Workshop on Deep Learning for Safety-Critical in Engineering Systems (DISE1), in conjunction with ICML, AAMAS, IJCAI, and ECAI 2018.
  34. J. Kim, J. Choi, A. Sim, "Spatio-temporal Analysis of HPC I/O and Connection Data", International Workshop on Scalable Network Traffic Analytics (SNTA 2018), 2018, in conjunction with the 38th IEEE International Conference on Distributed Computing Systems (ICDCS 2018). doi:10.1109/icdcs.2018.00176
  35. C. Dao, X. Liu, J. Jiang, A. Sim, C. E. Tull, K. Wu, "Modeling Data Transfers: Change Point and Anomaly Detection", International Workshop on Scalable Network Traffic Analytics (SNTA 2018), 2018, in conjunction with the 38th IEEE International Conference on Distributed Computing Systems (ICDCS 2018). doi:10.1109/icdcs.2018.00177
  36. R. Kettimuthu, Z. Liu, I. Foster, P. Beckman, A. Sim, K. Wu, W. Liao, Q. Kang, A. Agrawal, A. Choudhary, "Towards Autonomic Science Infrastructure: Architecture, Limitations, and Open Issues", Workshop in Autonomous Infrastructure for Science (AI-Science 2018), 2018, in conjunction with the 27th International Symposium on High-Performance Parallel and Distributed Computing (ACM HPDC 2018). doi:10.1145/3217197.3217205.
  37. M. Yang, X. Liu, W. Kroeger, A. Sim, K. Wu, "Identifying Anomalous File Transfer Events in LCLS Workflow", Workshop in Autonomous Infrastructure for Science (AI-Science 2018), 2018, in conjunction with the 27th International Symposium on High-Performance Parallel and Distributed Computing (ACM HPDC 2018). doi:10.1145/3217197.3217203.
  38. A. Lazar, L. Jin, A. Spurlock, A. Todd, K. Wu, A. Sim, "Data Quality Challenges with Missing Values and Mixed Types in Joint Sequence Analysis", Workshop in Data Quality Issues in Big Data and Machine Learning Applications: Going Beyond Data Cleaning and Transformations, in conjunction with the 2017 IEEE International Conference on Big Data (Big Data 2017).
  39. J. Wang, K. Wu, A. Sim, S. Hwangbo, "Convolutional Filtering for Accurate Signal Timing from Noisy Streaming Data", 3rd IEEE International Conference on Big Data Intelligence and Computing (DataCom2017), 2017.
  40. K. Wu, D. Lee, A. Sim, J. Choi, "Statistical Data Reduction for Streaming Data", New York Scientific Data Summit (NYSDS), Data-Driven Discovery in Science and Industry, 2017
  41. J. Kim, A. Sim, "A New Approach to Online, Multivariate Network Traffic Analysis", 2nd Workshop on Network Security Analytics and Automation (NSAA), in conjunction with the 26th International Conference on Computer Communications and Networks (ICCCN 2017), 2017
  42. D. Lee, A. Sim, J. Choi, K. Wu, "Improving Statistical Similarity Based Data Reduction for Non-Stationary Data", 29th International Conference on Scientific and Statistical Database Management (SSDBM2017), 2017
  43. J. Wang, W. Yoo, A. Sim, P. Nugent, K. Wu, "Parallel Variable Selection for Effective Performance Prediction", the 17th IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing (CCGrid2017), 2017
  44. L. Jin, S. Lee, A. Sim, A. Borgeson, K. Wu, A. Spurlock, A. Todd, "Comparison of Clustering Techniques for Residential Energy Behavior using Smart Meter Data", 2nd International Workshop on Artificial Intelligence for Smart Grids and Smart Buildings (AISGSB2017), In conjunction with AAAI 2017, 2017.
  45. J. Kim, A. Sim, S.C. Suh, I. Kim, "An Approach to Online Network Monitoring Using Clustered Patterns", International Conference on Computing, Networking and Communications (ICNC 2017), 2017.
  46. J. Kim, W. Yoo, A. Sim, S.C. Suh, I. Kim, "A Lightweight Network Anomaly Detection Technique", International Workshop on Computing, Networking and Communications (CNC 2017), 2017.
  47. D. Lee, A. Sim, J. Choi, K. Wu, "Novel Data Reduction Based on Statistical Similarity", the 28th International Conference on Scientific and Statistical Database Management (SSDBM2016), doi:10.1145/2949689.2949708, 2016. http://dl.acm.org/citation.cfm?id=2949708.
  48. W. Yoo, B. Foster, A. Sim, K. Wu, "Machine Learning Based Job Status Prediction in Scientific Clusters", IEEE SAI Computing Conference, pp 44-53, 2016, doi:10.1109/SAI.2016.7555961, http://ieeexplore.ieee.org/document/7555961.
  49. D. Pugmire, J. Kress, H. Childs, M. Wolf, G. Eisenhauer, J. Low, R. M. Churchill, T. Kurc, K. Wu, A. Sim, J. Gu, J. Choi, S. Klasky, "Visualization and Analysis for Near-Real-Time Decision Making in Distributed Workflows", High Performance Data Analysis and Visualization (HPDAV2016), in conjunction with the 30th IEEE International Parallel and Distributed Processing Symposium (IPDPS 2016), doi:10.1109/IPDPSW.2016.175, 2016.
  50. T. Kim, D. Lee, J. Choi, A. Spurlock, A. Sim, A. Todd, K. Wu, "Extracting Baseline Electricity Usage Using Gradient Tree Boosting", International Conference on Big Data Intelligence and Computing (DataCom 2015), 2015, Best Paper Award
  51. W. Yoo, M. Koo, Y. Cao, A. Sim, P. Nugent, K. Wu, "PATHA: Performance Analysis Tool for HPC Applications", the 34th IEEE International Performance Computing and Communications Conference (IPCCC 2015), 2015
  52. S. Shannigrahi, A. J. Barczyk, C. Papadopoulos, A. Sim, I. Monga, H. Newman, K. Wu, E. Yeh, "Named Data Networking in Climate Research and HEP Applications", the 21st International Conference on Computing in High Energy and Nuclear Physics (CHEP2015), 2015
  53. W. Yoo, A. Sim, "Network Bandwidth Utilization Forecast Model on High Bandwidth Networks", IEEE International Conference on Computing, Networking and Communications (ICNC'15), 2015
  54. W. Yoo, A. Sim, "Efficient Changing Pattern Detection on High Bandwidth Network Measurements", 7th International Conference on Grid and Distributed Computing (GDC 2014), 2014
  55. L. Wu, K. Wu, A. Sim, M. Churchill, J. Y. Choi, A. Stathopoulos, CS Chang, S. Klasky, "High-Performance Outlier Detection Algorithm for Finding Blob-Filaments in Plasma", 5th International Workshop on Big Data Analytics: Challenges, and Opportunities (BDAC'14), 2014
  56. A. L. Chervenak, A. Sim, J. Gu, R. Schuler, N. Hirpathak, "Adaptation and Policy-Based Resource Allocation for Efficient Bulk Data Transfers in High Performance Computing Environments", 4th International Workshop on Network-aware Data Management (NDM'14), 2014
  57. A. L. Chervenak, A. Sim, J. Gu, R. Schuler, N. Hirpathak, "Efficient Data Staging Using Performance-Based Adaptation and Policy-Based Resource Allocation", the 22nd Euromicro International Conference on Parallel, Distributed and Network-based Processing, 2014
  58. J. Y. Choi, K. Wu, J. C. Wu, A. Sim, Q. G. Liu, M. Wolf, CS Chang, S. Klasky, "ICEE: Wide-area In Transit Data Processing Framework For Near Real-Time Scientific Applications", The 4th International Workshop on Big Data Analytics: Challenges and Opportunities (BDAC-13), 2013.
  59. K. Hu, A. Sim, D. Antoniades, C. Dovrolis, "Estimating and Forecasting Network Traffic Performance based on Statistical Patterns Observed in SNMP data", the 9th International Conference on Machine Learning and Data Mining (MLDM), 2013
  60. D. Antoniades, K. Hu, A. Sim, C. Dovrolis, "What SNMP data can tell us about Edge-to-Edge network performance", Passive and Active Measurement Conference (PAM), 20131
  61. J. Gu, D. Smith, A. L. Chervenak, A. Sim, "Adaptive Data Transfers that Utilize Policies for Resource Sharing", the 2nd International Workshop on Network-Aware Data Management Workshop (NDM2012), 2012
  62. B. Ma, A. Shoshani, A. Sim, K. Wu, Y. Byun, J. Hahm, M-S. Shin, "Efficient Attribute-based Data Access in Astronomy Analysis", the 2nd International Workshop on Network-Aware Data Management Workshop (NDM2012), 2012
  63. M. Balman, E. Pouyoul, Y. Yao, E. W. Bethel, B. Loring, Prabhat, J. Shalf, A. Sim, B. L. Tierney, "Experiences with 100Gbps Network Applications", the Fifth International Workshop on Data Intensive Distributed Computing (DIDC 2012), 2012
  64. Junmin Gu, Dimitrios Katramatos, Xin Liu, Vijaya Natarajan, Arie Shoshani, Alex Sim, Dantong Yu, Scott Bradley, Shawn McKee, "StorNet: Co-Scheduling of End-to-End Bandwidth Reservation on Storage and Network Systems for High Performance Data Transfers", Proceedings of IEEE INFOCOM HSN 2011, Shanghai China, 2011
  65. D. Williams, A. Shoshani, A. Sim, et al., "Earth System Grid Center for Enabling Technologies (ESG-CET): A Data Infrastructure for Data-Intensive Climate Research", SciDAC Conference 2011, 7/2011.
  66. D. Hasenkamp, A. Sim, M. Wehner, K. Wu, "Finding Tropical Cyclones on a Cloud Computing Cluster: Using Parallel Virtualization for Large-Scale Climate Simulation Analysis", the 2nd IEEE International Conference on Cloud Computing Technology and Science (CloudCom2010), 2010
  67. Mehmet Balman, Evangelos Chaniotakis, Arie Shoshani, Alex Sim, "A Flexible Reservation Algorithm for Advance Network Provisioning", Supercomputing 2010, 2010
  68. A. Sim, M. Balman, D. Williams, A. Shoshani, V. Natarajan, "Adaptive Transfer Adjustment in Efficient Bulk Data Transfer Management for Climate Datasets", the 22nd International Conference on Parallel and Distributed Computing and Systems (PDCS 2010), 2010
  69. G Garzoglio, J Bester, K Chadwick, D Dykstra, D Groep, J Gu, T Hesselroth, O Koeroo, T Levshina, S Martin, M Salle, N Sharma, F Siebenlist, A Sim, A Verstegen, "Adoption of a SAML-XACML Profile for Authorization Interoperability across Grid Middleware in OSG and EGEE", the 18th International Conference on Computing in High Energy and Nuclear Physics (CHEP 2010), 2010
  70. Junmin Gu, Dimitrios Katramatos, Xin Liu, Vijaya Natarajan, Arie Shoshani, Alex Sim, Dantong Yu, Scott Bradley, Shawn McKee, "StorNet: Integrated Dynamic Storage and Network Resource Provisioning and Management for Automated Data Transfers", the 18th International Conference on Computing in High Energy and Nuclear Physics (CHEP 2010), Taipei Taiwan, 2010
  71. A. Sim, D. Gunter, V. Natarajan, A. Shoshani, D. Williams, J. Long, J. Hick, J. Lee, E. Dart, "Efficient Bulk Data Replication for the Earth System Grid", International Symposium on Grid Computing, Data Driven e-Science: Use Cases and Successful Applications of Distributed Computing Infrastructures (ISGC 2010), 2010
  72. G. Attebury, A. Baranovski, K. Bloom, B. Bockelman, D. Kcira, J. Letts, T. Levshina, C. Lundestedt, T. Martin, W. Maier, H. Pi, A. Rana, I. Sfiligoi, A. Sim, M. Thomas, F. Wuerthwein, "Roadmap for Applying Hadoop Distributed File System in Scientific Grid Computing", International Symposium on Grid Computing (ISGC), 2010
  73. R. Kettimuthu, A. Sim, D. Gunter, B. Allcock, P. Bremer, J. Bresnahan, A. Cherry, L. Childers, E. Dart, I. Foster, K. Harms, J. Hick, J. Lee, M. Link, J. Long, K. Miller, V. Natarajan, V. Pascucci, K. Raffenetti, D. Ressman, D. Williams, L. Wilson, L. Winkler, "Lessons learned from moving Earth System Grid data sets over a 20 Gbps wide-area network", the 19th ACM International Symposium on High Performance Distributed Computing (HPDC), 2010
  74. Julian Cummings, Jay Lofstead, Karsten Schwan, Alexander Sim, Arie Shoshani, Ciprian Docan, Manish Parashar, Scott Klasky, Norbert Podhorszki, Roselyne Barreto, "EFFIS: An End-to-end Framework for Fusion Integrated Simulation", 18th Euromicro Conference on Parallel, Distributed, and Network-Based Processing, pp. 428-434, 2010
  75. G. Attebury, A. Baranovski, K. Bloom, B. Bockelman, D. Kcira, J. Letts, T. Levshina, C. Lundestedt, T. Martin, W. Maier, H. Pi, A. Rana, I. Sfiligoi, A. Sim, M. Thomas, F. Wuerthwein, "Hadoop Distributed File System for the Grid", the IEEE Nuclear Science Symposium 2009
  76. K. Wu, S. Ahern, E. W. Bethel, J, Chen, H, Childs, E, Cormier-Michel, C, Geddes, J, Gu, H, Hagen, B. Hamann, W. Koegler, J. Lauret, J. Meredith, P. Messmer, E. Otoo, V. Perevoztchikov, A. Poskanzer, Prabhat, O. Rubel, A. Shoshani, A. Sim, K. Stockinger, G. Weber, W. Zhang, "FastBit: Interactively Searching Massive Data", SciDAC conference (LBNL-2164E), 2009
  77. M. Nagappan, M. Vouk, K. Wu, A. Sim and A. Shoshani, "Efficient Operational Profiling of Systems using Suffix Arrays on Execution Logs", the 19th International Symposium on Software Reliability Engineering (ISSRE), 2008
  78. D. N. Williams, R. Ananthakrishnan, D. E. Bernholdt, A. Shoshani, A. Sim, et.al, "Data Management and Analysis for the Earth System Grid", SciDAC Conference, doi:10.1088/1742-6596/125/1/012072, 2008
  79. W. Betts, L. Didenko, T. Freeman, P. Jakl, L. Hajdu, E. Hjort, K. Keahey, J. Lauret, D. Olson, A. Rose, I. Sakrejda, A. Sim, "STAR Grid Activities, OSG and Beyond", International Symposium on Grid Computing (ISGC), 2008
  80. L. Abadie, P. Badino , J. Baud ,E. Corso , M. Crawford , S. De Witt , F. Donno , A. Forti , P. Fuhrmann , G. Grosdidier, J. Gu , J. Jensen, S. Lemaitre , M. Litmaath, D. Litvinsev, G. Lo Presti , L. Magnoni, T. Mkrtchan, A. Moibenko, V. Natarajan, G. Oleynik, T. Perelmutov, D. Petravick, A. Shoshani, A. Sim, M. Sponza, R. Zappi, "Storage Resource Managers: Recent International Experience on Requirements and Multiple Co-Operating Implementations", the 24th IEEE Conference on Mass Storage Systems and Technologies, 2007
  81. R Ananthakrishnan, D E Bernholdt, S Bharathi, D Brown, M Chen, A L Chervenak, L Cinquini, R Drach, I T Foster, P Fox, D Fraser, K Halliday, S Hankin, P Jones, C Kesselman, D E Middleton, J Schwidder, R Schweitzer, R Schuler, A Shoshani, F Siebenlist, A Sim, W G Strand, N Wilhelmi, M Su, D N Williams, "Building a global federation system for climate change research: the earth system grid center for enabling technologies (ESG-CET)", Proceedings of SciDAC 2007 Conference, June 2007.
  82. F. Donno, L. Abadie, P. Badino, J. Baud, E. Corso, M. Crawford, S. De Witt, A. Forti, P. Fuhrmann, G. Grosdidier, J. Gu , J. Jensen, S. Lemaitre, M. Litmaath, D. Litvinsev, G. Lo Presti, L. Magnoni, T. Mkrtchan, A. Moibenko, V. Natarajan, G. Oleynik, T. Perelmutov, D. Petravick, A. Shoshani, A. Sim, M. Sponza, R. Zappi, "Storage Resource Manager version 2.2: design, implementation, and testing experience", Proceedings of Computing in High Energy Physics, 2007
  83. P. Jakl, J. Lauret, A. Hanushevky, A. Romosan, A. Shoshani, A. Sim, "Grid data storage on widely distributed worker nodes using Scalla and SRM", Computing in High Energy Physics, 2007
  84. D. E. Middleton, D. E. Bernholdt, D. Brown, M. Chen, A. L. Chervenak, L. Cinquini, R. Drach, P. Fox, P. Jones, C. Kesselman, I. T. Foster, V. Nefedova, A. Shoshani, A. Sim, W. G. Strand and D. Williams, "Enabling worldwide access to climate simulation data: the earth system grid (ESG)", Scientific Discovery Through Advanced Computing (SciDAC 2006), June 2006.
  85. P. Jakl, J. Lauret, A. Hanushevky, A. Shoshani, A. Sim, "From rootd to Xrootd, from physical to logical files: experience on accessing and managing distributed data", Computing in High Energy Physics, 2006
  86. E. Hjort, L. Hajdu, J. Lauret, D. Olson, A. Sim, A. Shoshani, "Data and Computational Grid Coupling in RHIC/STAR – An Analysis Scenario using SRM Technology", Computing in High Energy Physics, 2006
  87. A. Shoshani, A. Sim, K. Stockinger, "RRS: Replica Registration Service for Data Grids", Lecture Notes in Computer Science, Edited by Jean-Marc Pierson, Springer-Verlag GmbH Publisher, Volume 3836, Dec 2006, Pages 100-112
  88. Kesheng Wu, Junmin Gu, Jerome Lauret, Arthur M. Poskanzer, Arie Shoshani, Alexander Sim, and Wei-Ming Zhang, "Grid Collector: Facilitating Efficient Selective Access from Data Grids", International Supercomputer Conference 2005, Heidelberg, Germany. [LBNL-57677]
  89. A. Shoshani, A. Sim, K. Stockinger, "RRS: Replica Registration Service for Data Grids", International Workshop on Data Management in Grids, 2005
  90. Alex Sim, Junmin Gu, Arie Shoshani, Vijaya Natarajan, "DataMover: Robust Terabytes-Scale Multi-file Replication over Wide-Area Networks", the 16th International Conference on Scientific and Statistical Database Management (SSDBM 2004), Greece, 2004
  91. Eric Hjort, Doug Olson, Jerome Lauret, Arie Shoshani, Alex Sim, "Production mode Data-Replication framework in STAR using the HRM Grid middleware", Computing in High Energy Physics, 2004
  92. A. Sim, J. Gu, A. Shoshani, E. Hjort, D. Olson, "Experience with Deploying Storage Resource Managers to Achieve Robust File Replication", Computing in High Energy Physics (San Diego, CA), 2003
  93. D. Yu, J. Lauret, A. Shoshani, D. Oldon, E. Hjort, A. Sim, "The Design of High Performance Data Replication in the Grid Environment for the STAR Collaboration", Computing in High Energy Physics (San Diego, CA), 2003
  94. K. Wu, W. Zhang, A. Sim, J. Gu and A. Shoshani, "Grid Collector: an Event Catalog with Automated File Management", IEEE Nuclear Science Symposium 2003
  95. Arie Shoshani, Alex Sim, Junmin Gu, "Storage Resource Managers: Essential Components for Grid Applications", Globus World (San Diego, CA) 2003
  96. L. Pouchard, L. Cinquini, B. Drach, D. Middleton, D. Bernholdt, K. Chanchio, I. Foster, V. Nefedova, D. Brown, P. Fox, J. Garcia, G. Strand, D. Williams, A. Chervenak, C. Kesselman, A. Shoshani, A. Sim, "An Ontology for Scientific Information in a Grid Environment: the Earth System Grid", Symposium on Cluster Computing and the Grid (Tokyo, Japan), 2003
  97. A. Shoshani, A. Sim, and J. Gu, "Storage Resource Managers: Middleware components for Grid Storage", Nineteenth IEEE Symposium on Mass Storage Systems (College Park, MD), 2002
  98. B. Allcock, I. Foster, V. Nefedova, A. Chervenak, E. Deelman, C. Kesselman, J. Lee, A. Sim, A. Shoshani, B. Drach, and D. Williams, "High-Performance Remote Access to Climate Simulation Data: A Challenge Problem for Data Grid Technologies", Super Computing 2001
  99. E. Hjort, D. Olson, A. Sim, J. Yang, J. Lauret, M. Messer, "Data Grid Services in STAR, Initial Deployment: Site-to-Site File Replication", Computing in High Energy Physics (Beijing, China), 2001
  100. D. Olson, E. Hjort, J. Lauret, M. Messer, A. Shoshani, A. Sim, "Non-shared Disk Cluster - A Fault Tolerant, Commodity Approach to Hi-Bandwidth Data Analysis", Computing in High Energy Physics (Beijing, China), 2001
  101. A. Sim, A. Shoshani, "HRM: Hierarchical Resource Manager", the Fourth Globus workshop (Pittsburgh, PA), 2000
  102. A. Shoshani, A. Sim, L.M. Bernerdo, H. Nordberg, "Coordinating Simultaneous Caching of File Bundles from Tertiary Storage", International Conference on Scientific and Statistical Database Management (Berlin, Germany), 2000
  103. A. Sim, A. Shoshani, L. M. Bernardo, H. Nordberg, "A Storage Access Coordination System for Perabyte Scale Scientific Data", IONA World 2000 (Boston, MA), Vol. II, 2000
  104. L. M. Bernardo, B. Gibbard, D. Malon, H. Nordberg, D. Olson, R. Porter, A. Shoshani, A. Sim, A. Vaniachine, T. Wenaus, K. Wu, D. Zimmerman, "New Capabilities in the HENP Grand Challenge Storage Access System and its Application at RHIC", Computing in High Energy Physics (Padova, Italy), 2000
  105. L. M. Bernardo, A. Shoshani, A. Sim, H. Nordberg, "Access Coordination Of Tertiary Storage For High Energy Physics Applications", Seventeenth IEEE Symposium on Mass Storage Systems (College Park, MD), 2000
  106. A. Sim, H. Nordberg, L. M. Bernardo, A. Shoshani, D. Rotem, "Storage Access Coordination Using CORBA", Distributed Objects and Application (Edinburgh, UK), 168-175, 1999
  107. A. Shoshani, L.M. Bernardo, H. Nordberg, D. Rotem, A. Sim, "Multidimensional Indexing and Query Coordination for Tertiary Storage Management", International Conference on Scientific and Statistical Database Management (Cleveland, OH), 214-225, 1999
  108. A. Shoshani, L.M. Bernardo, H. Nordberg, D. Rotem, A. Sim, "Storage Management for High Energy Physics Applications", Computing in High Energy Physics (Chicago, IL), 1998
  109. A. Sim, B. Parvin, P. Keagy, "Invariant Representation and Hierarchical Network for Inspection of Nuts from X-ray Images", IEEE International Conference on Neural Networks '95 (Australia) Vol. II, 738-743, 1995
  110. A. Sim, B. Parvin, P. Keagy, "Machine Vision Inspection of Insect Infested Pistachio Nuts from X-ray Images", Vision Interface '95 (Quebec, Canada), 17-22, 1995
Journal articles and book chapters
  1. B. Weinger, J. Kim, A. Sim, M. Nakashima, N. Moustafa, K. Wu, "Enhancing IoT Anomaly Detection Performance for Federated Learning", Digital Communications and Networks, Special Issue on Edge Computation and Intelligence, 2021. In-press
  2. A. Syal, A. Lazar, J. Kim, A. Sim, K. Wu, "Network traffic performance analysis from passive measurements using gradient boosting machine learning", International Journal of Big Data Intelligence, Vol. 8, No. 1, pp 13-30, ISSN: 2053-1389, eISSN: 2053-1397, 2021. doi:10.1504/IJBDI.2021.118741.
  3. M. Nakashima, A. Sim, Y. Kim, J. Kim, J. Kim, "Automated Variable Selection for Network Anomaly Detection", ACM Transactions on Management Information Systems (TMIS), 2021. doi:10.1145/3446636.
  4. L. Jin, A. Lazar, J. Sears, A. Todd, A. Sim, K. Wu, H.-C. Yang, C. A. Spurlock,"Clustering Life Course to Understand the Heterogeneous Effects of Life Events, Gender and Generation on Habitual Travel Modes", EEE Access, 2020, 1-17, doi:10.1109/ACCESS.2020.3032328.
  5. I. Monga, C. Guok, J. MacAuley, A. Sim, H. Newman, J. Balcas, P. DeMar, L. Winkler, T. Lehman, X. Yang, "SDN for End-to-end Networked Science at the Exascale", Future Generation Computer Systems, Elsevier, 2020, doi:10.1016/j.future.2020.04.018.
  6. J. Kim, A. Sim, B. Tierney, S. Suh, I. Kim, "Multivariate Network Traffic Analysis using Clustered Patterns", Journal of Computing, Springer, Vol. 101, No. 4, pp. 339-361, April 2019. doi:10.1007/s00607-018-0619-4.
  7. J. Kim, A. Sim, "A New Approach to Online, Multivariate Network Traffic Analysis", Journal of Computer Science and Technology, Special Section on Computer Networks and Distributed Computing, Vol. 34, No. 2, pp. 388–402, 2019. doi:10.1007/s11390-019-1915-y
  8. A. Lazar, L. Jin, A. Spurlock, A. Todd, K. Wu, A. Sim, "Data Quality Challenges with Missing Values and Mixed Types in Joint Sequence Analysis", ACM Journal of Data and Information Quality (JDIQ), Vol. 11, No. 2, pp 1-22, 2019, doi:10.1145/3301294.
  9. H. Zhan, G. Gomes, X. S. Li, K. Madduri, A. Sim, K. Wu, "Consensus Ensemble System for Traffic Flow Prediction", IEEE Transactions on Intelligent Transportation Systems, 2018.
  10. T. Kim, D. Lee, J. Choi, A. Spurlock, A. Sim, A. Todd, K. Wu, "Predicting Baseline for Analysis of Electricity Pricing", International Journal of Big Data Intelligence, Special issue on Data to Decision. Vol.5, No.1/2, pp.3-20, 2018, doi:10.1504/IJBDI.2018.10008133.
  11. Lingfei Wu, Kesheng Wu, Alex Sim, Michael Churchill, Jong Choi, Andreas Stathopoulos, Choong-Seock Chang, Scott Klasky, "Towards Real-Time Detection and Tracking of Spatio-Temporal Features: Blob-Filaments in Fusion Plasma", IEEE Transactions on Big Data (TBD), Vol. 2, Issue 3, pp. 262-275, doi:10.1109/TBDATA.2016.2599929, Sep. 2016.
  12. W. Yoo, A. Sim, "Time-series Forecast Modeling on High-Bandwidth Wide Area Network Measurements", Journal of Grid Computing, Vol. 14, Issue 3, pp 463-476, doi:10.1007/s10723-016-9368-9, September 2016. http://link.springer.com/article/10.1007/s10723-016-9368-9.
  13. W. Yoo, M. Koo, Y. Cao, A. Sim, P. Nugent, K. Wu, "Performance Analysis Tool for HPC and Big Data Applications on Scientific Clusters", in Conquering Big Data Using High Performance Computing, edited by R. Arora, pp.139-161, Springer International Publishing, 2016, doi:10.1007/978-3-319-33742-5, ISBN 978-3-319-33742-5 (ebook), 978-3-319-33740-1 (hardcover), http://www.springer.com/us/book/9783319337401.
  14. David H. Bailey, Stephanie Ger, Marcos Lopez De Prado, Alexander Sim, Kesheng Wu, "Statistical Overfitting and Backtest Performance", book chapter, “Risk-Based and Factor Investing”, edited by Emmanuel Jurczenko, ISTE Press Ltd, Elsevier Ltd, UK, pp. 449-461, ISBN 978-1-78548-008-9, 2015.
  15. K. Hu, J. Choi, A. Sim, J. Jiang, "Best Predictive Generalized Linear Mixed Model with Predictive Lasso for High-Speed Network Data Analysis", International Journal of Statistics and Probability, Vol. 4, No. 2, p132-148, ISSN 1927-7032, 2015, doi:10.5539/ijsp.v4n2p132
  16. D.N. Williams, R. Ananthakrishnan, G. Aloisio, D. Bader, G. Bell, L. Cinquini, S. Denvil, C. Doutriaux, R. Drach, S. Fiore, I. Foster, E. Gonzalez, J. Harney, E. Marques, N. Miller, R. Schweitzer, G. Shipman, C. Silva, A. Sim, K. Taylor, "Climate Science Responds to Big Data Challenges: Accessing and Analyzing Model Output and Observations", 2012-13 Program on Statistical and Computational Methodology for Massive Datasets, and Bulletin of the American Meteorological Society, 2013
  17. D. N. Williams, A. Sim, et al., "Earth System Grid Federation: Infrastructure to Support Climate Science Analysis as an International Collaboration. A Data-Driven Activity for Extreme-Scale Climate Science", Data Intensive Science Series: Chapman & Hall/CRC Computational Science, ISBN 9781439881392, 2012.
  18. J. Gu, D. Katramatos, X. Liu, V. Natarajan, A. Shoshani, A. Sim, D. Yu, S. Bradley, S. McKee, "StorNet: Integrated Dynamic Storage and Network Resource Provisioning and Management for Automated Data Transfers", Journal of Physics: Conf. Ser. vol. 331, 2011, doi:10.1088/1742-6596/331/1/012002
  19. G Garzoglio, J Bester, K Chadwick, D Dykstra, D Groep, J Gu, T Hesselroth, O Koeroo, T Levshina, S Martin, M Salle, N Sharma, A Sim, S Timm, A Verstegen, "Adoption of a SAML-XACML Profile for Authorization Interoperability across Grid Middleware in OSG and EGEE", Journal of Physics: Conf. Ser. vol. 331, 2011, doi:10.1088/1742-6596/331/6/062011
  20. J Jensen, R Downing, D Ross, A Sim, "Practical Grid Storage Interoperation", J. Grid Comp., Vol 7, Issue 3 (2009), p. 309. DOI: 10.1007/s10723-009-9127-2
  21. M. Riedel, E. Laure, T. Soddemann, A. Sim, V. Natarajan, A. Shoshani, J. Gu, et al., "Interoperation of world-wide production e-Science infrastructures", Concurrency and Computation: Practice and Experience 21(8): 961-990 (2009)
  22. A. Shoshani, F. Donno, J. Gu, J. Hick, M. Litmaath, A. Sim, "Dynamic Storage Management", Book Chapter in Scientific Data Management: Challenges, Technology, and Deployment, Arie Shoshani and Doron Rotem, Editors, Chapman & Hall/CRC Computational Science, 2009
  23. D. N. Williams, R. Ananthakrishnan, D. E. Bernholdt, S. Bharathi, D. Brown, M. Chen, A. L. Chervenak, L. Cinquini, R. Drach, I. T. Foster, P. Fox, D. Fraser, J. Garcia, S. Hankin, P. Jones, D. E. Middleton, J. Schwidder, R. Schweitzer, R. Schuler, A. Shoshani, F. Siebenlist, A. Sim, W. G. Strand, M. Su, N. Wilhelmi, "The Earth System Grid: Enabling Access to Multimodel Climate Simulation Data", American Meteorological Society, Vol. 90, No. 2, 195-205, 2009
  24. P. Jakl, J. Lauret, A. Hanushevsky, A. Shoshani, A. Sim and J. Gu, "Grid data access on widely distributed worker nodes using scalla and SRM", 2008, J. Phys.: Conf. Ser. 119 072019 doi:10.1088/1742- 6596/119/7/072019
  25. C. S. Chang, S. Klasky, J. Cummings, R. Samtaney, A. Shoshani, A. Sim, et al., "Toward a first-principles integrated simulation of tokamak edge plasmas", 2008, J. Phys.: Conf. Ser. 125 012042 doi:10.1088/1742-6596/125/1/012042
  26. R Ananthakrishnan, D E Bernholdt, S Bharathi, D Brown, M Chen, A L Chervenak, L Cinquini, R Drach, I T Foster, P Fox, D Fraser, K Halliday, S Hankin, P Jones, C Kesselman, D E Middleton, J Schwidder, R Schweitzer, R Schuler, A Shoshani, F Siebenlist, A Sim, W G Strand, N Wilhelmi, M Su, D N Williams, "Building a global federation system for climate change research: the earth system grid center for enabling technologies (ESG-CET)", 2007, J. Phys.: Conf. Ser. 78 012050 doi:10.1088/1742- 6596/78/1/012050
  27. A. Shoshani, A. Sim, K. Stockinger, "RRS: Replica Registration Service for Data Grids", Lecture Notes in Computer Science, Edited by Jean-Marc Pierson, Springer-Verlag GmbH Publisher, Volume 3836, pp. 100-112, Dec 2006
  28. D. E. Middleton, D. E. Bernholdt, D. Brown, M. Chen, A. L. Chervenak, L. Cinquini, R. Drach, P. Fox, P. Jones, C. Kesselman, I. T. Foster, V. Nefedova, A. Shoshani, A. Sim, W. G. Strand and D. Williams, "Enabling worldwide access to climate simulation data: the earth system grid (ESG)", Journal of Physics: Conference Series 46(2006), 510-514, 2006.
  29. D. Bernholdt, S. Bharathi, D. Brown, K. Chanchio, M. Chen, A. Chervenak, L. Cinquini, B. Zrach, I. Foster, P. Fox, J. Garcia, C. Kesselman, R. Markel, D. Middleton, V. Nefedova, L. Pouchard, A. Shoshani, A. Sim, G. Strand, D. Williams, "The Earth System Grid: Supporting the Next Generation of Climate Modeling Research", IEEE Vol. 93, No. 3, 485-495, 2005
  30. Arie Shoshani, Alexander Sim, Junmin Gu, "Storage Resource Managers: Essential Components for the Grid", Grid Resource Management: State of the Art and Future Trends, Edited by Jarek Nabrzyski, Jennifer M. Schopf, Jan Weglarz, Kluwer Academic Publishers, 2003
  31. A. L. Chervenak, E. Deelman, C. Kesselman, W. E. Allcock, I. T. Foster, V. Nefedova, J. Lee, A. Sim, A. Shoshani, B. Drach, D. Williams, D. Middleton, "High-performance remote access to climate simulation data: a challenge problem for data grid technologies", Parallel Computing 29(10): 1335-1356, 2003.
  32. L. Bernardo, B. Gibbard, D. Malon, H. Nordberg, D. Olson, R. Porter, A. Shoshani, A. Sim, A. Vaniachine, T. Wenaus, K. Wu, D. Zimmerman, "New Capabilities in the HENP Grand Challenge Storage Access System and its Application at RHIC", Journal of Computer Physics Communications, 2001
  33. A. Sim, H. Nordberg, L.M. Bernardo, A. Shoshani, D. Rotem, "Experience with using CORBA to implement a file caching coordination system", Concurrency and Computation: Practice and Experience, Vol. 13, 1-15, 2001
  34. A. Sim, B. Parvin, P. Keagy, "Invariant Representation and Classification of Fruits from X-ray Images", International Journal of Imaging Systems and Technology, Vol. 7, 231-237, 1996
Technical reports and others
  1. J. Kim, A. Sim, J. Kim, K, Wu, J. Hahm, "Improving Botnet Detection with Recurrent Neural Network and Transfer Learning", arXiv preprint arXiv:2104.12602, 2021.
  2. C. A. Spurlock, A. Gopal, J. Auld, P. Leiby, C. Sheppard, T. Wenzel, S. Belal, A. Duvall, A. Enam, S. Fujita, A. Henao, L. Jin, E. Kontou, A. Lazar, Z. Needell, C. Rames, T. Rashidi, J. Sears, A. Sim, M. Stinson, M. Taylor, A. Todd-Blick, O. Verbas, V. Walker, J. Ward, G. Wong-Parodi, K. Wu, H.-C. Yang, "SMART Mobility, Mobility Decision Science Capstone Report", Vehicle Technologies Office (VTO), Office of Energy Efficiency and Renewable Energy (EERE), US Department of Energy, July 2020. URL (PDF)
  3. A. Hanushevsky, A. Sim, W. Yang, "Accelerating Remote Data Processing for Science with Network Caching", DOE Community of Interest Workshop on Future Scientific Methodologies, 2020.
  4. S. Byna, K. Wu, Q. Koziol, A. Sim, "Connecting Scientific Data and Knowledge"", DOE Community of Interest Workshop on Future Scientific Methodologies, 2020.
  5. M. Kiran, A. Sim, S. Peisert, "Intent-Driven IoT Network Configurations", DOE 5G Enabled Energy Innovation Workshop (5GEEIW), 2020.
  6. S. Marques, K. Wu, A. Sim, A. Spurlock, A. Todd, "Machine Learning Techniques for Real-Time Decision Support", DOE Scientific Machine Learning Workshop (SciML2018), 2018.
  7. J. Kim, A. Sim, "A New Approach to Network Monitoring using Clustered Patterns", US-Korea Conference on Science, Technology, and Entrepreneurship (UKC2016), 2016.
  8. John Wu, Alex Sim, Dula Parkinson, "Connecting large experimental facility and computing facility with streaming analytics", DOE Streaming Technology Requirements, Application and Middleware Workshop (STREAM2016), 3/2016.
  9. Scott Klasky, C. S. Chang, Jong Choi, Michael Churchill, Tahsin Kurc, Manish Parashar, Alex Sim, Matthew Wolf, John Wu, "Stream Processing for Remote Collaborative Data Analysis", DOE Streaming Technology Requirements, Application and Middleware Workshop (STREAM2016), 3/2016.
  10. A. Sim, K. Wu, "Challenges to Support Real-time Applications: a science version of Internet of Things", DOE Network 2025 Challenges workshop, 2/2016.
  11. A. Sim, J. Kim, K. Wu, "Know Thyself: Monitoring Wide-Area Network for Science Applications", DOE Network 2025 Challenges workshop, 2/2016.
  12. J. Kim, A. Sim, "Peeking Network States with Clustered Patterns", LBNL-1003744, 10/2015
  13. L. Wu, K. Wu, A. Sim, M. Churchill, J. Y. Choi, A. Stathopoulos, C.S. Chang, S. Klasky, "Towards Real-Time Detection and Tracking of Blob-Filaments in Fusion Plasma Big Data", WM-CS-2015-01, Department of Computer Science, College of William and Mary, 1/2015
  14. "Beware Overfitting Models Even if They Win Baseball Bets", Bloomberg, by Michael P. Regan, Oct 30, 2014. http://www.bloomberg.com/news/2014-10-30/beware-overfitting-models-even-if-they-win-baseball-bets.html
  15. D. H. Bailey, S. Ger, M. L. de Prado, A. Sim, K. Wu, "Statistical Overfitting and Backtest Performance", Social Science Research Network (SSRN), 7 Oct 2014. http://ssrn.com/abstract=2507040
    • Top Ten download list for Derivatives eJournal, 10/26/2014
    • Top Ten download list for Capital Markets: Market Efficiency eJournal, 10/31/2014
    • Top Ten download list for Econometric Modeling: Financial Markets - Capital Markets eJournals, 10/31/2014
    • Top Ten download list for Mutual Funds, Hedge Funds, & Investment Industry eJournal, 10/31/2014
  16. W. Yoo, A. Sim, "Network Bandwidth Utilization Forecast Model on High Bandwidth Network", LBNL-6677E, 2014
  17. "Powering Global Climate Science", HPC Wire, 4/10/2014. http://www.hpcwire.com/2014/04/10/powering-global-climate-science/
  18. J. Choi, K. Hu, A. Sim, "Relational Dynamic Bayesian Networks with Locally Exchangeable Measures", LBNL-6341E, 2013
  19. K. Hu, , J. Choi, J. Jiang, A. Sim, "Best Predictive GLMM using LASSO with Application on High-Speed Network", LBNL-6327E, 2013
  20. K. Hu, A. Sim, D. Antoniades, C. Dovrolis, "Statistical Prediction Models for Network Traffic Performance", the APAN 35 conference and the Winter 2013 ESCC/Internet2 Joint Techs meeting, (TIP2013), 2013
  21. "NSF Makes Awards to Improve Campus Networking in Support of Data-Intensive Science", NSF news article, 10/12/2012. http://www.nsf.gov/news/news_summ.jsp?cntn_id=125697
  22. "A 100-Gigabit Highway for Science", ESnet news article, 4/30/2012. http://www.es.net/news-and-publications/esnet-news/2012/a-100-gigbit-highway-for-science/
  23. "Big Data Across the Federal Government", Office of Science and Technology Policy, Executive Office of the President, White House, 3/29/2012. http://www.whitehouse.gov/sites/default/files/microsites/ostp/big_data_fact_sheet_final.pdf
  24. Mehmet Balman, Eric Pouyoul, Yushu Yao, E. Wes Bethel, Burlen Loring, John Shalf, Alex Sim, Brian L. Tierney, "Experiences with 100Gbps Network Applications", LBNL Technical Report, LBNL-5603E, 2012
  25. Mehmet Balman, Alex Sim, "Scaling the Earth System Grid to 100Gbps Networks", LBNL Technical Report, LBNL-5794E, 2012
  26. D. Yu, D. Katramatos, A. Shoshani, A. Sim, J. Gu, V. Natarajan, "StorNet: Integrating Storage Resource Management with Dynamic Network Provisioning for Automated Data Transfer", ICFA SCIC 2012 Report Appendices Networking for High Energy Physics, pp 73-74, International Committee for Future Accelerators (ICFA) Standing Committee on Inter-Regional Connectivity (SCIC), 2/2012
  27. D. Williams, A. Shoshani, A. Sim, et al., "Earth System Grid Center for Enabling Technologies (ESG-CET): A Data Infrastructure for Data-Intensive Climate Research", SciDAC conference 2011, 7/2011
  28. A. Shoshani, D. Rotem, A. Sim, K. Wu, et al., "The Scientific Data Management Center: Available Technologies and Highlights", SciDAC conference 2011, 7/2011
  29. M. Balman, E. Chaniotakis, A. Shoshani, A. Sim, "A New Approach in Advance Network Reservation and Provisioning for High-Performance Scientific Data Transfers", LBNL Technical Report, LBNL-4091E, 2010
  30. A. Sim, M. Balman, D. Williams, A. Shoshani, V. Natarajan, "Bulk Data Movement for Climate Dataset: Efficient Data Transfer Management with Dynamic Transfer Adjustment", LBNL-3985E, 2010
  31. A. Sim, D. Gunter, V. Natarajan, A. Shoshani, D. Williams, J. Long, J. Hick, J. Lee, E. Dart, "Efficient Bulk Data Replication for the Earth System Grid", LBNL-3821E, 2010
  32. Alex Sim, Dean Williams, "Experience Report on the Supercomputing 2009 Bandwidth Challenge from the Perspective of the Earth System Grid", ESG, 2009
  33. M. Balman, E. Chaniotakis, A. Shoshani, A. Sim, "Advance Network Reservation and Provisioning for Science", LBNL Technical Report, LBNL-3731E, 2009
  34. Eli Dart, Alex Sim, Brian Tierney, Dean N. Williams, "Scaling the Earth System Grid to 100 Gbps: Network Architecture Challenges", DOE, 2009
  35. A. Sim, J. Gu, V. Natarajan, A. Shoshani, "Berkeley Storage Manager (BeStMan) Version 2.2: Administrative Guide", LBNL, 2009
  36. A. Sim, V. Natarajan, J. Gu, A. Shoshani, "SRM Client tools: Users Guide", LBNL, 2009
  37. A. Sim, V. Natarajan, J. Gu, A. Shoshani, "SRM Client Java API: Users Guide", LBNL, 2009
  38. A. Sim, J. Gu, V. Natarajan, A. Shoshani, "Berkeley Storage Manager (BeStMan) Version 2.2: Users Guide and Administrative Manual", LBNL, 2007
  39. A. Sim, V. Natarajan, "Grid Interoperability Now (GIN) SRM Interoperability Testing Results", https://sdm.lbl.gov/srm-tester/ggf18.html, 9/2006
  40. A. Sim, V. Natarajan, "Grid Interoperability Now (GIN) SRM Interoperability Testing Results", https://sdm.lbl.gov/srm-tester/ggf17.html, 5/2006
  41. A. Sim, A. Shoshani, T. Perelmutov, "SRMs client and servers in SRM version 1.1: Current Status for OSG", Open Science Grid, 2005
  42. A. Sim, A. Shoshani, "DataMoverLite Authorization Scheme: Overview and User-cases", Earth Systems Grid II, 2004
  43. A. Sim, A. Shoshani, "The DataMoverLite Authorization Process", Earth Systems Grid II, 2004
  44. K. Wu, W. Zhang, A. Sim, J. Gu, A. Shoshani, "Grid Collector: an Event Catalog with Automated File Management", LBNL-55563, 2004
  45. A. Sim, J. Gu, V. Natarajan, A. Shoshani, "Berkeley DRM Version 1.2.x in VDT: Instructions and trouble shooting guide", LBNL, 2004
  46. A. Sim, J. Gu, V. Natarajan, A. Shoshani, "Berkeley HRM Version 1.2.x: Instructions and trouble shooting guide", LBNL, 2004
  47. Alex Sim, "Secure Selective File Sharing on the Grid", LBNL LDRD, 2004
  48. A. Shoshani, P. Kunszt, A. Sim, "Grid Storage Management Working Group Charter", GGF Data area, 2004
  49. A. Sim, J. Gu, V. Natarajan, A. Shoshani, "DataMover Users Guide", LBNL, 2004
  50. A. Sim, J. Gu, V. Natarajan, A. Shoshani, "HRM Administrative Guide", LBNL, 2004
  51. Alex Sim, "Berkeley SRM, LBNL Design of SRM version 2.1", LBNL, 2004
  52. A. Sim, D. Horn, A. Shoshani, "GSI over HTTP for HRM Web Services Gateway", Earth Systems Grid II, 2002
  53. A. Sim, J. Gu, A. Shoshani, "Multiple File Transport Using HRM", Earth Systems Grid II, 2002
  54. A. Sim, A. Shoshani, J. Kim, "Progress on CORBA SSL and GSI", LBNL, 2001
  55. L.M. Bernardo, D. Rotem, A. Shoshani, H. Nordberg, A. Sim, "Using Access Patterns to Partition Large Datasets on Tertiary Storage in Order to Minimize Retrieval Costs", LBNL-41504, 1998
  56. A. Sim, B. Parvin, P. Keagy, "Invariant Representation and Hierarchical Network for Inspection of Nuts from X-ray Images", LBL-37649, 1995
  57. A. Sim, B. Parvin, P. Keagy, "Machine Vision Inspection of Insect Infested Pistachio Nuts from X-ray Images", LBL-36970, 1995
Specifications and other contributions
  1. A. Sim, A. Shoshani, F. Donno, J. Jensen, "Storage Resource Manager Interface Specification V2.2 Implementations Experience Report", GFD.154, Open Grid Forum, Aug. 2009. http://ogf.org/documents/GFD.154.pdf
  2. A. Sim, A. Shoshani (editors), "The Storage Resource Manager Interface Specification Version 2.2", GFD.129, Open Grid Forum, Document in Full Recommendation, Feb. 2008. http://ogf.org/documents/GFD.129.pdf
  3. A. Sim, A. Shoshani (editors), "SRM v2.2 functional interface specification", SRM Collaboration Working Group, Apr. 2007
  4. A. Sim, A. Shoshani (editors), "SRM v.3.0 functional interface specification", SRM Collaboration Working Group, Sep. 2005
  5. A. Sim (editor), "SRM v.3.0 web services operational interface specification", SRM Collaboration Working Group, Sep. 2005
  6. "Web Services Resource Framework 1.2", OASIS WSRF Working Group, June 2005
  7. "Web Services Resource Properties 1.2", OASIS WSRF Working Group, June 2005
  8. "Web Services Base Faults 1.2", OASIS WSRF Working Group, June 2005
  9. "Web Services Resource Lifetime 1.2", OASIS WSRF Working Group, June 2005
  10. A. Sim, A. Shoshani, J. Gu, "SRM v.2.1 and v.2.1.1 Web Services Description", SRM Collaboration Working Group, 2004
  11. A. Sim, J. Gu, A. Shoshani, "SRM v.2.1.1 Status Code Explained", SRM Collaboration Working Group, 2004
  12. A. Sim, T. Perelmutov, "SRM v.2.1.1 WS-operational interface specification", SRM Collaboration Working Group, 2004
  13. A. Shoshani, A. Sim, J. Gu (editors), "SRM v.2.1.1 functional interface specification", SRM Collaboration Working Group, 2004
  14. A. Shoshani, A. Sim, J. Gu (editors), "SRM v.2.1 functional interface specification", SRM Collaboration Working Group, 2004
  15. A. Shoshani, A. Sim, J. Gu (editors), "Storage Resource Managers: Standard Functionality and Interface Design Version 2", SRM Collaboration Working Group, 2003
  16. A. Shoshani, A. Sim, B. Hess (editors), "Storage Resource Managers: Standard Methods Version 2", SRM collaboration Working Group, 2003
  17. A. Sim, A. Shoshani, J. Gu, "SRM WSDL Discovery", SRM Collaboration Working Group, 2003
  18. A. Shoshani, A. Sim, B. Hess (editors), "Storage Resource Manager API Specification v.2.0", SRM Collaboration Working Group, 2002
  19. A. Shoshani, A. Sim, J. Gu (editors), "SRM Joint Functional Design", SRM Collaboration Working Group, 2001
  20. A. Shoshani, A. Sim, B. Hess (editors), "Common Storage Resource Manager Operations", SRM Collaboration Working Group, 2001
  21. A. Shoshani, A. Sim, J. Gu (editors), "SRM Design Considerations", SRM Collaboration Working Group, 2001
  22. A. Shoshani, A. Sim, J. Gu, "Grid File Name (GFN) and Site File Name (SFN)", SRM Collaboration Working Group, 2001
  23. A. Sim, A. Shoshani, J. Gu, "Description of SRM interface and C++ bindings of SRM IDLs", SRM Collaboration Working Group, 2001

Disclaimers
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