High Performance Computing Laboratory in Computer Science & Engineering in Pennslyvania State Univeristy

Home Research Publication People Grants Others	[Books or Parts of Books] [Journal] [Conference: 07, 06, 05, 04, 03, 02, 01, 00, 99, 98, 97, 96, 95, 94, 93, 92, 91, 90, Before 90] Books or Parts of Books Das, C. R. and P. Mohapatra, "Dependability Modeling of Parallel and Distributed Computers," In Chapter 7, Parallel Computing: Paradigms and Applications, edited by A. Y. Zomaya, International Thomson Computer Press, 1996. Kim, J. and C. R. Das, "Modeling Wormhole Routing In a Hypercube," IEEE Tutorial on Multiprocessor Performance measurement and Evaluation, pp. 383- 390, 1995. Yousif, M. S., M. J. Thazhuthaveetil, and C. R. Das, "Cache Coherence in Multiprocessors: A Survey," Advances in Computers, 40:127-179, Academic Press, August 1995. Kim, J., C. R. Das, and W. Lin, "A Top-Down Processor Allocation Scheme for Hypercube Computers," Interconnection Networks for High Performance parallel Computers, pp. 620-630, Edited by I. D. Scherson and A. S. Youssef, IEEE Computer Society Press. Macaluso, J., C. R. Das, and W. Lin, "A Reliability Predictor for MIN-Connected Multiprocessor Systems," IEEE Tutorial on Advances in Distributed System Reliability, pp. 260-273, 1990. Das, C. R., L. N. Bhuyan, and V. V. S. Sarma, "Effect of Maintenance on the Dependability and Performance of Multiprocessor Systems," IEEE Tutorial on Advances in Distributed System Reliability, pp. 59-66, 1990. Journal S. Lim, W. Lee, G. Cao, and C. R. Das, A Novel Caching Scheme for Improving Internet-based Mobile Ad Hoc Networks Performance, Ad Hoc Networks Journal, Elsevier Science, 2005. G. M. Link, J. Kim, N. Vijaykrishnan, and C. R. Das, "Network-on-Chip (NoC) ARchitectures: A Resource-Constrained Perspectives", Submitted to the IEEE TPDS (Special Issue on Network on Chip), 2004. Cao, G., L. Yin, and C. R. Das, "A Cooperative Cache Based Data Access Framework for Ad Hoc Networks", IEEE Computer, February 2004. S. Lim, G. Cao, and C. R. Das, "A Unified Bandwidth Reservation and Admission Control Mechanism for QoS Provisioning in Cellular Networks", Journal of Wireless Communications and Mobile Computing (WCMC), Special issue on Performance Evaluation of Wireless Networks, Vol. 4, No. 1, pp. 3-18, Feb 2004. Yum, K. H., E. J. Kim, A. S. Vaidya, and C. R. Das, " MediaWorm: A QoS Capable Router Architecture for Clusters", IEEE Transactions on Parallel and Distributed Systems, Vol. 13, No. 12, pp. 1261-1274, December 2002. Yoo. B. S. and C. R. Das, "A Fast and Efficient Allocation Scheme for MeshConnected Multicomputers," IEEE Transactions on Computers, 51(1):46- 60, January 2002. Yoo, B. S. and C. R. Das, "A Good Processor Management Scheme = Fast Allocation + Efficient Scheduling," in Journal of Parallel and Distributed Computing Vaidya, A., C. R. Das, and A. Sivasubramaniam, "Impact of Virtual Channel and Adaptive Routing on Application Performance," IEEE Transactions on Parallel and Distributed Systems, 12(2):223-237, February 2001. Kasbekar, M., C. Narayan, and C. R. Das, "Selective Checkpointing and Rollback in Multi-threaded Object-oriented Environment," IEEE Transactions on Reliability, selected as one of the four best papers from the 1999 Pacific-Rim Dependable Computing Symposium, 48(4):325-337, December 1999. Nagar, S., A. Banerjee, A. Sivasubramaniam, and C. R. Das, "Scheduling Alternatives to Coscheduling on a Network of Workstations," Journal of Parallel and Distributed Computing, Special Issue on Software support for Distributed Computers, 59(2):302-327, November 1999. Vaidya, A., C. R. Das, and A. Sivasubramaniam, "A Testbed for Evaluation of Fault-Tolerant Routing in Multiprocessor Interconnection Networks," IEEE Transactions on Parallel and Distributed Systems, Special Issue on Fault-tolerant Routing, 10(10):1052-1066, October 1999. Yoo, B. S. and C. R. Das, "A Fast and Efficient Processor Management Techniques for K-ary n-cubes," Journal of Parallel and Distributed Computing, 55(2):192-214, December 1998. Boura, Y. and C. R. Das, "Performance Analysis of Buffering Schemes in Wormhole Routers," IEEE Transactions on Computers, 46(6):687-694, June 1997. Mohapatra, P., C. Yu, and C. R. Das, "Allocation and Mapping Based Reliability Analysis of Multistage Interconnection Networks," IEEE Transactions on Computers, 45(5):600-606, May 1996. Mohapatra, P. and C. R. Das, "Performance Analysis of Finite-Buffered Asynchronous Multistage Interconnection Networks," IEEE Transactions on Parallel and Distributed Systems, 7(1):18-25, January 1996. Agarwala, A. and C. R. Das, "Experimenting with A Shared Virtual Memory Environment for Hypercubes," Journal of Parallel and Distributed Computing, 29:228-235, September 1995. 21. Merchawi, N. S., S. R. T Kumara, and C. R. Das, "A Probabilistic Model for the Fault Tolerance of Multilayer Perceptions," IEEE Transactions on Neural Networks, 7(1):201-205, January 1996. Mohapatra, P. and C. R. Das, "On Dependability Evaluation of Mesh Connected Systems," IEEE Transactions on Computers, 44(9):1073-1084, September 1995. Sheu, T.-L., W. Lin, and C. R. Das, "Distributed Fault Diagnosis in Multistage Network-Based Multiprocessors," IEEE Transactions on Computers, 44(9):1085-1095, September 1995. Mohapatra, P., C. Yu, and C. R. Das, "A Lazy Scheduling Scheme for Hypercube Computers," Journal of Parallel and Distributed Computing, 27(1):26- 37, May 1995. Yu, C. S. and C. R. Das, "Disjoint Task Allocation Algorithms for MIN Machines with Minimal Conflicts," IEEE Transactions on Parallel and Distributed Systems, 6(4):373-387, April 1995. Yousif, M. S., C. R. Das, and M. J. Thazhuthaveetil, "A Cache Coherence Protocol for MIN-based Multiprocessors," Journal of Supercomputing, 8:163-185, August 1994. Kim, J. and C. R. Das, "Hypercube Communication Delay with Wormhole Routing," IEEE Transactions on Computers, 43(7):806-814, July 1994. Mohapatra, P., C. R. Das, and T.-Y. Feng, "Performance Analysis of ClusterBased Multiprocessors," IEEE Transactions on Computers, 43(1):109-114, January 1994. Yang, M. K. and C. R. Das, "A Parallel Branch-and-Bound Algorithm On a Class of Multiprocessors," IEEE Transactions on Parallel and Distributed Systems, 5(1):74-86, January 1994. Das, C. R., P. Mohapatra, L. Tien, and L. N. Bhuyan, "An Availability Model for MIN-Based Multiprocessors," IEEE Transactions on Parallel and Distributed Systems, pp. 1118-1129, October 1993. Das, C. R. and J. Kim, "A Unified Task-Based Dependability Model for Hypercube Computers," IEEE Transactions on Parallel and Distributed Systems, 3(3):312-324, May 1992. Algudady, M .S., C. R. Das, and M. J. Thazhuthaveetil, "A Write Invalidate Cache Coherence Protocol for MIN-Based Multiprocessors," International Journal of Mini and Microcomputers, 14(1):39-44, March 1992. Kim, J., C. R. Das, and W. Lin, "A Top-Down Processor Allocation Scheme for Hypercube Computers," IEEE Transactions on Parallel and Distributed Systems, 2(1):20-30, January 1991. Das, C. R., J. T. Kreulen, M. J. Thazhuthaveetil, and L. N. Bhuyan, "Dependability Modeling for Multiprocessors," IEEE Computer, 23(10):7-19, October 1990. Lin, W., T. L. Sheu, C. R. Das, T.-Y. Feng, and C. L. Wu, "A Conflict-Free Routing Scheme on Multistage Interconnection Networks," IEEE Transactions on Computers, 38(8):1086-1097, August 1989. Kim, J., C. R. Das, W. Lin, and T.-Y. Feng, "Reliability Evaluation of Hypercube Multicomputers," IEEE Transactions on Reliability, Special Issue on Reliability of Parallel and Distributed Computing Networks, pp. 121- 129, April 1989. Das, C. R. and L. N. Bhuyan, "Reliability and Fault-Tolerance Issues of Multiprocessor and Multicomputer Systems," (Invited Paper) in Sadhana, Journal of Indian Academy of Sciences, pp. 129-154, October 1987. Das, C. R. and L. N. Bhuyan, "Dependability Evaluation of Interconnection Networks," Information Sciences: An International Journal, 43(1/2):107- 138, October 1987. Das, C. R., L. N. Bhuyan, and V. V. S. Sarma, "Effect of Maintenance on the Dependability and Performance of Multiprocessor Systems," IEEE Transactions on Reliability, Special Issue on Fault Tolerant Computing, pp. 208-215, June 1987. Das, C. R. and L. N. Bhuyan, "Bandwidth Availability of Multiple-Bus Multiprocessors," IEEE Transactions on Computers, Special Issue on Parallel Processing, pp. 918-926, October 1985. Conference 2007 Deniz Ersoz, Mazin S. Yousif and Chita R. Das, "Characterizing Network Traffic in a Cluster-based, Multi-tier Data Center", to appear in the Proc of the ICDCS 2007. 2006 - Chrysostomos A. Nicopoulos, Dongkook Park, Jongman Kim, N. Vijaykrishnan, Chita R. Das, "ViChaR: A Dynamic Virtual Channel Regulator for Network-on-Chip Routers", submitted to the Proceedings of the International Symposium on Microarchitecture (MICRO 06) -- Under review. - Dongkook Park, Chrysostomos A. Nicopoulos, Jongman Kim, N. Vijaykrishnan, Chita R. Das, "A Distributed Multi-Point Network Interface for Low-Latency, Deadlock-Free On-Chip Interconnects", accepted and to appear in the Proceedings of the International Conference on Nano-Networks (Nano-Net 2006), Lausanne, Switzerland. - Dongkook Park, Chrysostomos A. Nicopoulos, Jongman Kim, N. Vijaykrishnan, Chita R. Das, "Exploring Fault-Tolerant Network-on-Chip Architectures", in the Proceedings of Dependable Systems and Networks (DSN 06), Philadelphia, PA, June 2006, pp. 93-102. - Jongman Kim, Chrysostomos A. Nicopoulos, Dongkook Park, N. Vijaykrishnan, Chita R. Das, "A Gracefully Degrading and Energy-Efficient Modular Router Architecture for On-Chip Networks", in the Proceedings of the International Symposium on Computer Architecture (ISCA 06), Boston, MA, June 2006, pp. 4-15. - Jongman Kim, Dongkook Park, Chrysostomos A. Nicopoulos, N. Vijaykrishnan, Chita R. Das, “Performance Enhancement through Early Release and Buffer Optimization in Network-on-Chip Router Architectures”, in the special workshop on 'Future Interconnects and Networks on Chip' at Design Automation and Test in Europe (DATE 06). - Thomas D. Richardson, Chrysostomos Nicopoulos, Dongkook Park, N. Vijaykrishnan, Y. Xie, Chita Das, Vijay Degalahal, "A Hybrid SoC Interconnect with Dynamic TDMA-Based Transaction-Less Buses and On-Chip Networks", in the Proceedings of the 19th International Conference on VLSI Design (VLSI 06), January, 2006. 2005 Jongman Kim, Dongkook Park, Chrysostomos A. Nicopoulos, N. Vijaykrishnan, Chita R. Das, "Design and Analysis of an NoC Architecture from Performance, Reliability and Energy Perspective", in the Proceedings of the 1st Symposium on Architectures for Networking and Communications Systems (ANCS), Princeton, NJ, Oct 2005 Gyu Sang Choi, Jin-Ha Kim, Deniz Ersoz and Chita Das, Exploiting NIC Memory for Improving Cluster- based Webserver Performance, in the IEEE International Conference on Cluster Computing, 2005. Jin-Ha Kim, Gyu Sang Choi and Chita Das, A Load Balancing Scheme for Cluster-based Secure Network Servers , in the IEEE International Conference on Cluster Computing, 2005. Jongman Kim, Dongkook Park, T. Theochar, N. Vijaykrishnan , Chita R. Das , “A Low Latency Router Supporting Adaptivity for On-Chip Interconnects”,in Proceedings of the 42 th Design Automation Conference (DAC), June 2005. Gyu Sang Choi, Jin-ha Kim, Deniz Ersoz and Chita Das, "A Multi-Threaded PIPELINED Web Server Architecture for SMP/SoC Machines", In the 14th International World Wide Web Conference, May 2005. Jin-ha Kim, Gyu Sang Choi and Chita Das, "Improving Performance of Cluster-based Secure Application Servers with User-level Communication", In International Conference on Data Engineering (ICDE) 2005 (poster paper) Sunho Lim, Chansu Yu, Chita R. Das, "Rcast: A Randomized Communication Scheme for Improving Energy Efficiency in MANETs", In the 25th International Conference on Distributed Computing systems (ICDCS), June 2005 2004 S. Lim, W. Lee, G. Cao, C. R. Das, Performance Comparison of Cache Invalidation Strategies for Internet-based Mobile Ad Hoc Networks, IEEE International Conference on Mobile Ad-hoc and Sensor Systems (MASS), Oct 2004, Fort Lauderdale, FL, U.S.A. (Best Paper Candidate). Jin-ha Kim, Gyu Sang Choi, Deniz Ersoz and Chita Das, "Improving Response Time in Cluster-Based Web Servers through Coscheduling", In Proceeding of the 18th International Parallel & Distributed Processing Symposium (IPDPS), April 2004. Gyu Sang Choi, Jin-ha Kim, Deniz Ersoz, Andy Yoo and Chita Das, " Coscheduling in Clusters: Is It a Viable Alternative?", In proceeding of Super Computing (SC), November 2004, Nominated as the Best Student Paper. Sungwon Yi, Martin Kappes, Sachin Garg, Xidong Deng, George Kesidis, and Chita R. Das, "Proxy-RED: An AQM scheme for Wireless Local Area Networks", in IEEE IC3N 2004. 2003 Deng, X., S. Yi, G. Kesidis, and C. R. Das, "A Control Theoretic Approach for Designing Adaptive Active Queue Management Schemes ", in Proc. of IEEE GlOBECOM'03, San Francisco, CA, Dec. 2003. Sungwon Yi, Xidong Deng, George Kesidis, and Chita R. Das, "HaTCh - A Two-level Caching Scheme for Estimating the Number of Active Flows," Proc. of IEEE Conference on Decision & Control (CDC) 2003, Hawaii, Dec. 2003. Agarwal, S., G. S. Choi, A. Yoo, S. Nagar and C. R. Das, "Co-ordinated Coscheduling in Time-Sharing Clusters through a Generic Framework," Proc. of Cluster 2003, Hong Kong, December 2003. S. Lim, W.-C. Lee, G. Cao and C. R. Das, "A Novel Caching Scheme for Internet based Mobile Ad Hoc Networks," Proc. of IEEE International Conference on Computer Communications and Networks (ICCCN'03), pp. 38-43, Oct 2003. Deng, X., S. Yi, G. Kesidis, and C. R. Das, "Class-Based Stabilized Virtual Buffer-An AQM Scheme with Stability, Fairness and QoS Assurance ", in Proc. of the 18th International Teletraffic Congress (ITC), Berlin, Germany, Sept. 2003. Gyu Sang Choi, S. Agarwal, Jin-ha Kim, Andy Yoo and C. R. Das, "Impact of Job Allocation Strategies for Communication-Driven Coscheduling in Clusters," Proc. of Europar2003, pp. 160-168. August 2003. Kim, E. J., K.H. Yum, G. Link, N. Vijaykrishnan, M. Kandemir, M. Yousif, and M. J. Irwin and C. R. Das, "Energy Optimization Techniques in Cluster Interconnects ", Proc. of the International Symposium on Low Power Electronics and Design (ISLPED '03), August 2003. S. Lim, S-T. Park, W.-C. Lee, G. Gao, C. R. Das and C. L. Giles, "A Caching Mechanism for Improving Internet Based Mobile Ad Hoc Networks Performance," Proc. of the 12th International World Wide Web Conference (WWW 2003), Budapest, Hungary (poster paper), May 2003. Sarhan, N. and C. R. Das, "Providing Time of Service Guarantees in Videoon-Demand Servers," Proc. of the 12th International World Wide Web Conference (WWW 2003), Budapest, Hungary (poster paper), May 2003. Sarhan, N. and C. R. Das, "An Integrated Resource Sharing Policy for Multimedia Storage Servers Based on Network-Attached Disks," Proc. of the Twenty-Third International Conference on Distributed Computing Systems (ICDCS 2003), pp.136-143, Providence, RI, May 2003. Sarhan, N. and C. R. Das, "A Simulation-Based Analysis of Scheduling Policies for Multimedia Servers," Proc. of the 36th Simulation Symposium, pp.183-190, Orlando, March 2003. Kim, E. J., K. H. Yum, N. Kim, C. R. Das, M. Yousif and J. Duato, "Performance Enhancement Techniques for InfiniBandTM Architecture ", Proc. of the 9th International Symposium on High-Performance Computer Architecture (HPCA9), pp.256-264, February 2003. Kim, S. and C. R. Das, "An End-to-End Resources Scheduling Scheme for the Presentation of Composite Multimedia Information in a Networked Environment," Proc. of the Ninth International Conference on Multi-Media Modeling pp. 443-469, Taiwan, January 2003. 2002 Yi, S., X. Deng, G. Kesidis, and C. R. Das, "Providing fairness in the DiffServ Architecture" Proc. of IEEE Globecom 2002, pp. 1435-1439, Taipei, November 2002. Deng, X. S. Yi, G. Kesidis, and C. R. Das, "Stabilized Virtual Buffer - Anactive Queue Management Scheme for Internet Quality of Service," Proc. of IEEE Globecom 2002, pp. 1628-1632, Taipei, November 2002. Yum, K.H., E. J. Kim, G. Viswanathan, C. R. Das, M. Yousif and J. Duato, "Integrated Admission and Congestion Control for QoS Support in Clusters ", Proc. of IEEE Int. Conf. on Cluster Computing, pp. 325-332, Chicago, September 2002. Yin, L., G. Cao, C. R. Das, and A. Ashraf, "Power-Aware Prefetch in Mobile Environments," Proc. of IEEE International Conference on Distributed Computing Systems, (ICDCS), pp. 571-578, Vienna, July, 2002. Alfaro, F. J., J. L. Sanchez, J. Duato, and C. R. Das, "A strategy to Compute InfiniBand Arbitration Tables," Proc. Int. Conf. on Parallel and Distributed Processing Systems, (IPDPS), April 2002. S. Lim, S., G. Cao, and C. R. Das, "An Admission Control Scheme for QoSSensitive Cellular Networks," Proc. IEEE Wireless Communications and Networking Conference (WCNC), pp. 296-300, Florida, March 2002. Zhu, H., G. Cao, G. Kesidis, and C. R. Das, "An Adaptive Power-Conserving Service Discipline for Bluetooth," Proc. IEEE ICC, pp. 303-307, April 2002. Kim, E. J., K. H. Yum, and C. R. Das, "Calculation and Deadline Missing Probability in a QoS Capable Cluster Interconnect ", Proc. IEEE International Symposium on Network Computing and Applications (NCA 01), pp. 36-45, Cambridge, MA, February 2002. 2001 Cao, G. and C. R. Das, "On the Effectiveness of a Counter-Based Cache Invalidation Scheme and its Resiliency to Failures in Mobile Environments," Proc. 20th IEEE Symposium on Reliable Distributed Systems (SRDS), October 2001. Kim, E. J., K. H. Yum, and C. R. Das, "An Analytical Model for a QoS Capable Cluster Interconnect ", Proc. Inter. Conf. on Measurement, Modeling and Evaluation of Computer and Communication Systems (MMB), pp. 9-24, Germany, September 2001. Sarahan, N. and C. R. Das, "Adaptive Block Rearrangement Policies for Video-On-Demand Servers," Proc. International Conference on Parallel Processing, pp. 452-459, Spain, September 2001. Lim, S., G. Cao, and C. R. Das, "A Differential Bandwidth Reservation Algorithm for Multimedia Wireless Networks," Proc. Mobile Computing Workshop, International Conference on Parallel Processing, pp. 447-452, Spain, September 2001. Yum, K. H., E. J. Kim, and C. R. Das, "QoS Provisioning in Clusters: An Investigation of Router and NIC Design ", Proc. International Symposium on Computer Architecture(ISCA), pp. 120-129, Sweden, June 2001. Kasbekar, M. and C. R. Das, "Selective Checkpointing and Rollbacks in Multithreaded Distributed Systems," International Conference on Distributed Computing Systems (ICDCS), pp. 39-46, Arizona, April 2001. 2000 Kim, S., C. R. Das, and A. Sivasubramaniam, "Performance Analysis of A Buffer Management Technique for Interactive Video-on-Demand" International Conference on Multimedia Modeling (MMM'2000), Japan, November 2000. Kim, S. and C. R. Das, "A Reliable Statistical Admission Control Policy for Interactive Video-On-Demand Servers with Interval caching," International Conference on Parallel Processing, pp. 135-142, August 2000. Yum, K. H., A. Vaidya, C. R. Das, and A. Sivasubramaniam, "Investigating QoS Support for Traffic Mixes with the MediaWorm Router ", IEEE Symposium on High Performance Computer Architecture (HPCA-6), pp. 97-106, France, January 2000. 1999 Kasbekar, M., C. Narayanan, and C. R. Das, "Selective Checkpointing and Rollbacks in Multithreaded Object-Oriented Environments," 1999 Pacific Rim International Symposium on Dependable Computing (PRDC), pp. 121- 128, Hong Kong, December 1999. Kasbekar, M., S. Yajnik, R. Klemm, Y. Huang, and C. R. Das, "Issues in the Design of a Reflective Library for Checkpointing for C++ Objects," Symposium on Reliable Distributed Systems (SRDS), pp. 224-233, Lausanne, Switzerland, October 1999. Yang, M. K. and C. R. Das, "A Parallel Optimal Branch-and-Bound Algorithm for MIN-Based Multiprocessors," International Conference on Parallel Processing. pp. 112-119. Aizu-Wakamatsu City, Japan, September 1999. Nagar, S., A. Banerjee, A. Sivasubramaniam, and C. R. Das, "A Closer Look at Co-Scheduling Approaches for a Network of Workstations," Eleventh ACM Symposium on Parallel Algorithms and Architectures (SPAA), pp. 96-105, St. Malo, France, June 1999. Vaidya, A., A. Sivasubramaniam, and C. R. Das, "LAPSES: A Recipe for High Performance Adaptive Router Design," IEEE Symposium on High Performance Computer Architecture(HPCA-5), pp. 236-243, Orlando, January 1999. 1998 Agnihotri, P, V. Agrawala, K. Morooney, and C. R. Das, "The Penn State Computing Condominium Scheduling System," Super Computing, October 1998. Kasbekar, M., C. Narayan, and C. R. Das, "Using Reflection for Checkpointing Objected Oriented Programs," OOPSLA,pp. 71-75, Vancouver, Canada, October 1998. Kim, S., A. Sivasubramaniam, and C. R. Das, "Analyzing Cache Performance Multimedia Servers," Workshop on Architectural and Operating System Support for Multimedia Applications, pp. 38-47, Minneapolis, August 1998. 1997 Yoo, B. S., C. R. Das, and J. Kim, "A Performance Modeling Technique for Mesh-Connected Systems," International Conference on Parallel and Distributed Systems, pp. 408-413, Seoul, Korea, December 1997. Yoo, B. S. and C. R. Das, "A Good Processor Management Scheme = Fast Allocation + Efficient Scheduling," International Conference on Parallel Processing, pp. 280-287, August 1997. Seed, D., A. Sivasubramaniam, and C. R. Das, "Communication in Parallel Applications: Characterization and Sensitivity Analysis," International Conference on Parallel Processing, pp. 446-453, August 1997. Vaidya, A., A. Sivasubramaniam, and C. R. Das, "Performance Benefits of Virtual Channels and Adaptive Routing: An Application-Driven Study," International Conference on Supercomputing, pp.140-147, July 1997. Chodnekar, S., V. Srinivasan, A. Vaidya, A. Sivasubramaniam, and C. R.Das, "Towards a Communication Characterization Methodology for Parallel Applications," IEEE Symposium on High Performance Computer Architecture(HPCA3), pp. 310-319, February 1997. 1996 Vaidya, A. S., B. S. Yoo, C. R. Das, and J. Kim, "A Task-Based Dependability Model for k-ary n-cubes," International Conference on Parallel Processing, Vol. I, pp. 9-16, August 1996. Rahman, S. and C. R. Das, "Parallel Simulation of Mesh Routing Algorithms," International Conference on Distributed Computing Systems, pp. 158-165, May 1996. 1995 Vaidya, A. S, B. S. Yoo, and C. R. Das, "On the Dependability Modeling of Parallel Computers," In Fault-Tolerant Systems and Software (Proceedings of the First Conference on Fault-Tolerant Systems, Madras, India), edited by R. Mittal, C. R. Muthukrishnan, V. P. Bhatkar, pp. 82-91, December 1995. Yoo, B. S., C. R. Das, and C. Yu, "Processor Management Techniques for Mesh Connected Multiprocessors," International Conference on Parallel Processing, II, pp. 105-112, August 1995. Boura, Y. M. and C. R. Das, "Fault-Tolerant Routing in Mesh Networks," International Conference on Parallel Processing, I, pp. 106-109, August 1995. Boura, Y. M. and C. R. Das, "Modeling Virtual Channel Flow Control in Hypercubes," IEEE Symposium on High Performance Computer Architecture(HPCA1), pp. 166-175, January 1995. 1994 Boura, Y. M., C. R. Das, and T. M. Jacob, "A Performance Model for Adaptive Routing in Hypercubes," First International Workshop on Parallel Processing, pp. 11-16, December 1994. Yousif, M. S. and C. R. Das, "A Switch Cache Design for MIN-Based SharedMemory Multiprocessors," Conpar94 International Conference on Parallel Processing, Springer-Verlag LNCS 854, pp. 426-437, September 1994. Mohapatra, P., S. Wong, and C. R. Das, "Performance Analysis of Combining Multistage Interconnection Networks," International Conference on Parallel Processing, I, pp. 13-16, August 1994. Agarwala, A. and C. R. Das, "A Shared Memory Environment for Hypercubes," International Conference on Parallel Processing, I, pp. 200-207, August 1994. Yu, C. and C. R. Das, "Limit Allocation: An Efficient Processor Management Scheme for Hypercubes," International Conference on Parallel Processing, II, pp. 143-150, August 1994. Boura, Y. M. and C. R. Das. "Efficient Fully Adaptive Wormhole Routing in n-Dimensional Meshes," International Conference on Distributed Computing Systems, pp. 589-596, June 1994. Mohapatra, P., S. Wong, and C. R. Das, "Analytical Modeling of Combining in Multistage Interconnection Networks," Modeling Techniques and Tools for Computer Performance Evaluation, (poster paper), May 1994. 1993 Mohapatra, P. and C. R. Das, "A Queueing Model for Finite-Buffer MINs," International Conference on Parallel Processing, I, pp. 210-213, August 1993. Algudady, M. S., C. R. Das, and M. J. Thazhuthaveetil, "A Hierarchical Cache-Coherence Protocol with Limited Inclusion," International Conference on Parallel Processing, I, pp.254-257, August 1993. Boura, Y. and C. R. Das, "A Class of Partially Adaptive Routing Algorithms for n-dimensional Meshes," International Conference on Parallel Processing, III, pp. 175-182, August 1993. Mohapatra, P., C. S. Yu, and C. R. Das, "A Lazy Scheduling Scheme for Improving Hypercube Performance," International Conference on Parallel Processing, I, pp. 110-117, August 1993. Orzechowski, N. S., S. R. T. Kumara, and C. R. Das, "Performance Analysis of Neural Networks," ORSA/TIMS Annual Meeting, May 1993. Orzechowski, N. S., S. R. T. Kumara, and C. R. Das, "Performance of Multilayer Neural Networks in Binary-to-Binary Mappings Under Weight Errors," the IEEE International Conference on Neural Networks, III, pp. 1684-1689, April 1993. 1992 Das, C. R., P. Mohapatra, and C. S. Yu, "Allocation-Based Subcube Dependability for MIN-Based Multiprocessors," Workshop on Fault-Tolerant Parallel and Distributed Systems, pp. 124-131, July 1992. Kim, J., K. G. Shin, and C. R. Das, "Performability Evaluation of Gracefully Degradable Hypercube Multicomputers," Workshop on Fault-Tolerant Parallel and Distributed Systems, pp. 140-147, July 1992. Yu, C. S. and C. R. Das, "Multitasking in Multistage Interconnection Network Machines," International Conference on Distributed Computing Systems, pp. 30-37, June 1992. Yang, M. K. and C. R. Das, "Analytical Modeling of a Parallel Branch-andBound Algorithm on MIN-Based Multiprocessors," International Parallel Processing Symposium, March 1992. 1991 Algudady, M. S., C. R. Das, and M. J. Thazhuthaveetil, "Cache-Based Checkpointing Scheme for MIN-Based Multiprocessors," International Conference on Parallel Processing, pp. 497-500, August 1991. Kim, J. and C. R. Das, "Modeling Wormhole Routing in a Hypercube," International Conference on Distributed Computing Systems, pp. 386-393, May 1991. (Outstanding Paper Award). Yang, M. K. and C. R. Das, "A Parallel Branch-and-Bound Algorithm for MIN-Based Multiprocessors," (poster paper) ACM SIGMETRICS Conference on Measurements and Modeling of Computer Systems, pp. 222-233, May 1991. Kim, J. and C. R. Das, "On Subcube Dependability in a Hypercube," ACM SIGMETRICS Conference on Measurements and Modeling of Computer Systems, pp. 111-119, May 1991. 1990 Das. C. R., M. S. Algudady, and M. J. Thazhuthaveetil, "A Write-Update Cache Coherence Protocol for MIN-Based Multiprocessor Systems with AccessibilityBased Split Caches," Supercomputing '90, pp. 544-553, November 1990. Algudady, M. S., C. R. Das, and M. J. Thazhuthaveetil, "A Write Invalidate Cache Coherence Protocol for MIN-Based Multiprocessors," ISMM International Conference on Parallel and Distributed Computing and Systems, pp. 77-81, October 1990. Algudady, M. S., C. R. Das, and W. Lin, "A Fault-Tolerant Task Mapping Algorithms for MIN-Based Multiprocessors," International Conference on Parallel Processing, I, pp. 445-448, August 1990. Das, C. R., L. Tien, and L. N. Bhuyan, "Availability Evaluation of MINConnected Multiprocessors Using Decomposition Technique," International Symposium on Fault-Tolerant Computing Systems, pp. 176-183, June 1990. Before 1990 Sheu, T. L., W. Lin, C. R. Das, and M. J. Irwin, "Distributed Fault Diagnosis in the Butterfly Parallel Processor," International Conference on Parallel Processing, I, pp. 172-175, August 1989. Kim, J., C. R. Das, and W. Lin, "A Processor Allocation Scheme for Hypercube Computers," International Conference on Parallel Processing, (II), pp. 231-238. (Daniel L. Slotnick Award for the Most Original Paper), August 1989. Das, C. R. and J. Kim, "An Analytical Model for Computing Hypercube Availability," International Symposium on Fault-Tolerant Computing Systems, pp. 530-537, June 1989. Sheu, T. L., W. Lin, and C. R. Das, "A Parallel Eigen Value Algorithm with Dynamic Communication Structure," International Computer Symposium, pp. 117-122, December 1988. Lin, W., T.-L. Sheu, and C. R. Das, "A Quadtree Communication Structure for Fast Data Searching and Distribution," COMPSAC, pp. 316-323, October 1988. Lin, W., T.-L. Sheu, C. R. Das, C.-L. Wu, and T.-Y. Feng, "Fast Data Selection and Broadcast On the Butterfly Network," International Workshop on Future Trends of Distributed Computing Systems in the 90's, pp. 65-72, September 1988. Macaluso, J., C. R. Das, and W. Lin, "A Reliability Predictor for MINConnected Multiprocessor Systems," International Conference on Parallel Processing, pp. 392-399, August 1988. Lin, W., M. J. Thazhuthaveetil, and C. R. Das, "A Parallel Matrix Inversion Algorithm with Dynamic Communication Structures," International Conference on Supercomputing, pp. 460-466, May 1988. Sheu, T. L., W. Lin, and C. R. Das, "An Efficient Parallel Algorithm of Conjugate Gradient Method," International Conference on Supercomputing, pp. 488-496, May 1987. Bhuyan, L. N. and C. R. Das, "Dependability Evaluation of Multicomputer Networks," International Conference on Parallel Processing, pp. 576-583, August 1986. Das, C. R. and L. N. Bhuyan, "Reliability Simulation of Multiprocessor Systems," International Conference on Parallel Processing, pp. 591-598, August 1985. Das, C. R. and L. N. Bhuyan, "Computation Availability of Multiple-Bus Multiprocessors ," International Conference on Parallel Processing, pp. 807- 813, August 1985.

- Chrysostomos A. Nicopoulos, Dongkook Park, Jongman Kim, N. Vijaykrishnan, Chita R. Das, "ViChaR: A Dynamic Virtual Channel Regulator for Network-on-Chip Routers", submitted to the Proceedings of the International Symposium on Microarchitecture (MICRO 06) -- Under review.

- Dongkook Park, Chrysostomos A. Nicopoulos, Jongman Kim, N. Vijaykrishnan, Chita R. Das, "A Distributed Multi-Point Network Interface for Low-Latency, Deadlock-Free On-Chip Interconnects", accepted and to appear in the Proceedings of the International Conference on Nano-Networks (Nano-Net 2006), Lausanne, Switzerland.

- Dongkook Park, Chrysostomos A. Nicopoulos, Jongman Kim, N. Vijaykrishnan, Chita R. Das, "Exploring Fault-Tolerant Network-on-Chip Architectures", in the Proceedings of Dependable Systems and Networks (DSN 06), Philadelphia, PA, June 2006, pp. 93-102.

- Jongman Kim, Chrysostomos A. Nicopoulos, Dongkook Park, N. Vijaykrishnan, Chita R. Das, "A Gracefully Degrading and Energy-Efficient Modular Router Architecture for On-Chip Networks", in the Proceedings of the International Symposium on Computer Architecture (ISCA 06), Boston, MA, June 2006, pp. 4-15.

- Jongman Kim, Dongkook Park, Chrysostomos A. Nicopoulos, N. Vijaykrishnan, Chita R. Das, “Performance Enhancement through Early Release and Buffer Optimization in Network-on-Chip Router Architectures”, in the special workshop on 'Future Interconnects and Networks on Chip' at Design Automation and Test in Europe (DATE 06).

- Thomas D. Richardson, Chrysostomos Nicopoulos, Dongkook Park, N. Vijaykrishnan, Y. Xie, Chita Das, Vijay Degalahal, "A Hybrid SoC Interconnect with Dynamic TDMA-Based Transaction-Less Buses and On-Chip Networks", in the Proceedings of the 19th International Conference on VLSI Design (VLSI 06), January, 2006.

Jongman Kim, Dongkook Park, Chrysostomos A. Nicopoulos, N. Vijaykrishnan, Chita R. Das, "Design and Analysis of an NoC Architecture from Performance, Reliability and Energy Perspective", in the Proceedings of the 1st Symposium on Architectures for Networking and Communications Systems (ANCS), Princeton, NJ, Oct 2005

Gyu Sang Choi, Jin-Ha Kim, Deniz Ersoz and Chita Das, Exploiting NIC Memory for Improving Cluster- based Webserver Performance, in the IEEE International Conference on Cluster Computing, 2005.

Jin-Ha Kim, Gyu Sang Choi and Chita Das, A Load Balancing Scheme for Cluster-based Secure Network Servers , in the IEEE International Conference on Cluster Computing, 2005.

Jongman Kim, Dongkook Park, T. Theochar, N. Vijaykrishnan , Chita R. Das , “A Low Latency Router Supporting Adaptivity for On-Chip Interconnects”,in Proceedings of the 42 th Design Automation Conference (DAC), June 2005.

Gyu Sang Choi, Jin-ha Kim, Deniz Ersoz and Chita Das, "A Multi-Threaded PIPELINED Web Server Architecture for SMP/SoC Machines", In the 14th International World Wide Web Conference, May 2005.

Jin-ha Kim, Gyu Sang Choi and Chita Das, "Improving Performance of Cluster-based Secure Application Servers with User-level Communication", In International Conference on Data Engineering (ICDE) 2005 (poster paper)

Sunho Lim, Chansu Yu, Chita R. Das, "Rcast: A Randomized Communication Scheme for Improving Energy Efficiency in MANETs", In the 25th International Conference on Distributed Computing systems (ICDCS), June 2005



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