1988 …2020

Research output per year

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Research Output

2020

Adaptive-Length Coding of Image Data for Low-Cost Approximate Storage

Fan, Q., Lilja, D. J. & Sapatnekar, S. S., Feb 1 2020, In : IEEE Transactions on Computers. 69, 2, p. 239-252 14 p., 8865439.

Research output: Contribution to journalArticle

2019

Accelerating Deterministic Bit-Stream Computing with Resolution Splitting

Najafi, M. H., Faraji, S. R., Li, B., Lilja, D. J. & Bazargan, K., Apr 23 2019, Proceedings of the 20th International Symposium on Quality Electronic Design, ISQED 2019. IEEE Computer Society, p. 157-162 6 p. 8697443. (Proceedings - International Symposium on Quality Electronic Design, ISQED; vol. 2019-March).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Energy-Efficient Convolutional Neural Networks with Deterministic Bit-Stream Processing

Faraji, S. R., Hassan Najafi, M., Li, B., Lilja, D. J. & Bazargan, K., May 14 2019, Proceedings of the 2019 Design, Automation and Test in Europe Conference and Exhibition, DATE 2019. Institute of Electrical and Electronics Engineers Inc., p. 1757-1762 6 p. 8714937. (Proceedings of the 2019 Design, Automation and Test in Europe Conference and Exhibition, DATE 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

6 Scopus citations

Energy-efficient near-sensor convolution using pulsed unary processing

Hassan Najafi, M., Rasoul Faraji, S., Bazargan, K. & Lilja, D. J., Jul 2019, Proceedings - 2019 IEEE 30th International Conference on Application-Specific Systems, Architectures and Processors, ASAP 2019. Institute of Electrical and Electronics Engineers Inc., 1 p. 8825135. (Proceedings of the International Conference on Application-Specific Systems, Architectures and Processors; vol. 2019-July).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Exploring a Forecasting Structure for the Capacity Usage in Backup Storage Systems

Qin, Y., Hoffmann, B., Wang, Y. & Lilja, D. J., Oct 2019, 2019 IEEE 10th Annual Ubiquitous Computing, Electronics and Mobile Communication Conference, UEMCON 2019. Chakrabarti, S. & Saha, H. N. (eds.). Institute of Electrical and Electronics Engineers Inc., p. 126-134 9 p. 8992955. (2019 IEEE 10th Annual Ubiquitous Computing, Electronics and Mobile Communication Conference, UEMCON 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

HAML-SSD: A hardware accelerated hotness-aware machine learning based SSD management

Li, B., Deng, C., Yang, J., Lilja, D., Yuan, B. & Du, D., Nov 2019, 2019 IEEE/ACM International Conference on Computer-Aided Design, ICCAD 2019 - Digest of Technical Papers. Institute of Electrical and Electronics Engineers Inc., 8942140. (IEEE/ACM International Conference on Computer-Aided Design, Digest of Technical Papers, ICCAD; vol. 2019-November).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Low-cost stochastic hybrid multiplier for qantized neural networks

Li, B., Najafi, M. H. & Lilja, D. J., Mar 2019, In : ACM Journal on Emerging Technologies in Computing Systems. 15, 2, 18.

Research output: Contribution to journalArticle

2 Scopus citations

NetStorage: A synchronized trace-driven replayer for network-storage system evaluation

Li, B., Wen, H., Toussi, F., Anderson, C., King-Smith, B. A., Lilja, D. J. & Du, D. H., Apr 2019, In : Performance Evaluation. 130, p. 86-100 15 p.

Research output: Contribution to journalArticle

1 Scopus citations

Performing Stochastic Computation Deterministically

Hassan Najafi, M., Jenson, D., Lilja, D. J. & Riedel, M. D., Dec 2019, In : IEEE Transactions on Very Large Scale Integration (VLSI) Systems. 27, 12, p. 2925-2938 14 p., 8793244.

Research output: Contribution to journalArticle

Spin-Hall-Effect-Based Stochastic Number Generator for Parallel Stochastic Computing

Hu, J., Li, B., Ma, C., Lilja, D. & Koester, S. J., Aug 2019, In : IEEE Transactions on Electron Devices. 66, 8, p. 3620-3627 8 p., 8741170.

Research output: Contribution to journalArticle

Using DCT-based Approximate Communication to Improve MPI Performance in Parallel Clusters

Fan, Q., Lilja, D. J. & Sapatnekar, S. S., Oct 2019, 2019 IEEE 38th International Performance Computing and Communications Conference, IPCCC 2019. Institute of Electrical and Electronics Engineers Inc., 8958720. (2019 IEEE 38th International Performance Computing and Communications Conference, IPCCC 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2018

Approximate communication: Techniques for reducing communication bottlenecks in large-scale parallel systems

Betzel, F., Khatamifard, K., Suresh, H., Lilja, D. J., Sartori, J. & Karpuzcu, U., Jan 2018, In : ACM Computing Surveys. 51, 1, 1.

Research output: Contribution to journalArticle

12 Scopus citations

Architectural support for probabilistic branches

Adileh, A., Lilja, D. J. & Eeckhout, L., Dec 12 2018, Proceedings - 51st Annual IEEE/ACM International Symposium on Microarchitecture, MICRO 2018. IEEE Computer Society, p. 108-120 13 p. 8574535. (Proceedings of the Annual International Symposium on Microarchitecture, MICRO; vol. 2018-October).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Deterministic methods for stochastic computing using low-discrepancy sequences

Najafi, M. H., Lilja, D. J. & Riedel, M., Nov 5 2018, 2018 IEEE/ACM International Conference on Computer-Aided Design, ICCAD 2018 - Digest of Technical Papers. Institute of Electrical and Electronics Engineers Inc., a51. (IEEE/ACM International Conference on Computer-Aided Design, Digest of Technical Papers, ICCAD).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

6 Scopus citations

Efficient and Fast Approximate Consensus with Epidemic Failure Detection at Extreme Scale

Katti, A. & Lilja, D. J., Jun 6 2018, Proceedings - 26th Euromicro International Conference on Parallel, Distributed, and Network-Based Processing, PDP 2018. Kotenko, I., Merelli, I. & Lio, P. (eds.). Institute of Electrical and Electronics Engineers Inc., p. 267-272 6 p. (Proceedings - 26th Euromicro International Conference on Parallel, Distributed, and Network-Based Processing, PDP 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Enhancing the Ensemble of Exemplar-SVMs for Binary Classification Using Concurrent Selection and Ensemble Learning

Qin, Y., Li, B. & Lilja, D. J., Nov 2018, 2018 9th IEEE Annual Ubiquitous Computing, Electronics and Mobile Communication Conference, UEMCON 2018. Chakrabarti, S. & Saha, H. N. (eds.). Institute of Electrical and Electronics Engineers Inc., p. 673-682 10 p. 8796693. (2018 9th IEEE Annual Ubiquitous Computing, Electronics and Mobile Communication Conference, UEMCON 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

High Quality Down-Sampling for Deterministic Approaches to Stochastic Computing

Najafi, M. H. & Lilja, D., Jan 2 2018, (Accepted/In press) In : IEEE Transactions on Emerging Topics in Computing.

Research output: Contribution to journalArticle

5 Scopus citations

HyperProtect: Enhancing the Performance of a Dynamic Backup System Using Intelligent Scheduling

Qin, Y., Hoffmann, B. & Lilja, D. J., Jul 2 2018, 2018 IEEE 37th International Performance Computing and Communications Conference, IPCCC 2018. Institute of Electrical and Electronics Engineers Inc., 8711182. (2018 IEEE 37th International Performance Computing and Communications Conference, IPCCC 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Kinetic action: Performance analysis of integrated key-value storage devices vs. LevelDB servers

Minglani, M., Diehl, J., Cao, X., Li, B., Park, D., Lilja, D. J. & Du, D. H. C., May 29 2018, Proceedings - 2017 IEEE 23rd International Conference on Parallel and Distributed Systems, ICPADS 2017. IEEE Computer Society, p. 501-510 10 p. (Proceedings of the International Conference on Parallel and Distributed Systems - ICPADS; vol. 2017-December).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Scopus citations

Low-cost sorting network circuits using unary processing

Najafi, M. H., Lilja, D. J., Riedel, M. D. & Bazargan, K., Aug 2018, In : IEEE Transactions on Very Large Scale Integration (VLSI) Systems. 26, 8, p. 1471-1480 10 p.

Research output: Contribution to journalArticle

7 Scopus citations

On Memory System Design for Stochastic Computing

Karen Khatamifard, S., Hassan Najafi, M., Ghoreyshi, A., Karpuzcu, U. & Lilja, D. J., Jul 1 2018, In : IEEE Computer Architecture Letters. 17, 2, p. 117-121 5 p.

Research output: Contribution to journalArticle

2 Scopus citations

Parallel implementation of finite state machines for reducing the latency of stochastic computing

Ma, C. & Lilja, D. J., May 9 2018, 2018 19th International Symposium on Quality Electronic Design, ISQED 2018. IEEE Computer Society, p. 335-340 6 p. (Proceedings - International Symposium on Quality Electronic Design, ISQED; vol. 2018-March).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Scopus citations

Quantized neural networks with new stochastic multipliers

Li, B., Najafi, M. H., Yuan, B. & Lilja, D. J., May 9 2018, 2018 19th International Symposium on Quality Electronic Design, ISQED 2018. IEEE Computer Society, p. 376-382 7 p. (Proceedings - International Symposium on Quality Electronic Design, ISQED; vol. 2018-March).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Scopus citations

Reducing Relational Database Performance Bottlenecks Using 3D XPoint Storage Technology

Yang, J. & Lilja, D. J., Sep 5 2018, Proceedings - 17th IEEE International Conference on Trust, Security and Privacy in Computing and Communications and 12th IEEE International Conference on Big Data Science and Engineering, Trustcom/BigDataSE 2018. Institute of Electrical and Electronics Engineers Inc., p. 1804-1808 5 p. 8456140. (Proceedings - 17th IEEE International Conference on Trust, Security and Privacy in Computing and Communications and 12th IEEE International Conference on Big Data Science and Engineering, Trustcom/BigDataSE 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Scopus citations

Tier-Code: An XOR-based raid-6 code with improved write and degraded-mode read performance

Li, B., Yang, M., Mohajer, S., Qian, W. & Lilja, D. J., Oct 30 2018, 2018 IEEE International Conference on Networking, Architecture and Storage, NAS 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8515729. (2018 IEEE International Conference on Networking, Architecture and Storage, NAS 2018 - Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

TNT: A solver for large dense least-squares problems that takes conjugate gradient from bad in theory, to good in practice

Myre, J. M., Frahm, E., Lilja, D. J. & Saar, M. O., Aug 3 2018, Proceedings - 2018 IEEE 32nd International Parallel and Distributed Processing Symposium Workshops, IPDPSW 2018. Institute of Electrical and Electronics Engineers Inc., p. 987-995 9 p. 8425520. (Proceedings - 2018 IEEE 32nd International Parallel and Distributed Processing Symposium Workshops, IPDPSW 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Towards theoretical cost limit of stochastic number generators for stochastic computing

Yang, M., Li, B., Lilja, D. J., Yuan, B. & Qian, W., Aug 7 2018, Proceedings - 2018 IEEE Computer Society Annual Symposium on VLSI, ISVLSI 2018. IEEE Computer Society, p. 154-159 6 p. 8429358. (Proceedings of IEEE Computer Society Annual Symposium on VLSI, ISVLSI; vol. 2018-July).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

5 Scopus citations
2017

An Overview of Time-Based Computing with Stochastic Constructs

Najafi, M. H., Jamali-Zavareh, S., Lilja, D. J., Riedel, M. D., Bazargan, K. & Harjani, R., Nov 1 2017, In : IEEE Micro. 37, 6, p. 62-71 10 p., 8119711.

Research output: Contribution to journalReview article

1 Scopus citations

A reconfigurable architecture with sequential logic-based stochastic computing

Najafi, M. H., Li, P., Lilja, D. J., Qian, W., Bazargan, K. & Riedel, M., Jun 2017, In : ACM Journal on Emerging Technologies in Computing Systems. 13, 4, 57.

Research output: Contribution to journalArticle

8 Scopus citations

Cost-quality trade-offs of approximate memory repair mechanisms for image data

Fan, Q., Sapatnekar, S. S. & Lilja, D. J., May 2 2017, Proceedings of the 18th International Symposium on Quality Electronic Design, ISQED 2017. IEEE Computer Society, p. 438-444 7 p. 7918355. (Proceedings - International Symposium on Quality Electronic Design, ISQED).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Scopus citations

Determining work partitioning on closely coupled heterogeneous computing systems using statistical design of experiments

Huerta, Y. A., Swartz, B. & Lilja, D. J., Dec 5 2017, Proceedings of the 2017 IEEE International Symposium on Workload Characterization, IISWC 2017. Institute of Electrical and Electronics Engineers Inc., p. 118-119 2 p. (Proceedings of the 2017 IEEE International Symposium on Workload Characterization, IISWC 2017; vol. 2017-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

High-speed stochastic circuits using synchronous analog pulses

Najafi, M. H. & Lilja, D. J., Feb 16 2017, 2017 22nd Asia and South Pacific Design Automation Conference, ASP-DAC 2017. Institute of Electrical and Electronics Engineers Inc., p. 481-487 7 p. 7858369. (Proceedings of the Asia and South Pacific Design Automation Conference, ASP-DAC).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

9 Scopus citations

Impact of spintronic memory on multicore cache hierarchy design

Ma, C., Tuohy, W. & Lilja, D. J., Mar 1 2017, In : IET Computers and Digital Techniques. 11, 2, p. 51-59 9 p.

Research output: Contribution to journalArticle

Neural network classifiers using stochastic computing with a hardware-oriented approximate activation function

Li, B., Qin, Y., Yuan, B. & Lilja, D. J., Nov 22 2017, Proceedings - 35th IEEE International Conference on Computer Design, ICCD 2017. Institute of Electrical and Electronics Engineers Inc., p. 97-104 8 p. 8119196. (Proceedings - 35th IEEE International Conference on Computer Design, ICCD 2017).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

5 Scopus citations

Polysynchronous clocking: Exploiting the skew tolerance of stochastic circuits

Najafi, M. H., Lilja, D. J., Riedel, M. D. & Bazargan, K., Oct 1 2017, In : IEEE Transactions on Computers. 66, 10, p. 1734-1746 13 p., 7911306.

Research output: Contribution to journalArticle

Open Access
3 Scopus citations

Power and area efficient sorting networks using unary processing

Najafi, M. H., Lilja, D. J., Riedel, M. & Bazargan, K., Nov 22 2017, Proceedings - 35th IEEE International Conference on Computer Design, ICCD 2017. Institute of Electrical and Electronics Engineers Inc., p. 125-128 4 p. 8119200. (Proceedings - 35th IEEE International Conference on Computer Design, ICCD 2017).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Scopus citations

Stochastic computing implementation of trigonometric and hyperbolic functions

Huai, L., Li, P., Sobelman, G. E. & Lilja, D. J., Jul 1 2017, Proceedings - 2017 IEEE 12th International Conference on ASIC, ASICON 2017. Qin, Y., Hong, Z. & Tang, T-A. (eds.). IEEE Computer Society, p. 553-556 4 p. (Proceedings of International Conference on ASIC; vol. 2017-October).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Time-Encoded Values for Highly Efficient Stochastic Circuits

Najafi, M. H., Jamali-Zavareh, S., Lilja, D. J., Riedel, M. D., Bazargan, K. & Harjani, R., May 2017, In : IEEE Transactions on Very Large Scale Integration (VLSI) Systems. 25, 5, p. 1644-1657 14 p., 7822930.

Research output: Contribution to journalArticle

Open Access
22 Scopus citations

TNT-NN: A Fast Active Set Method for Solving Large Non-Negative Least Squares Problems

Myre, J. M., Frahm, E., Lilja, D. J. & Saar, M. O., Jan 1 2017, In : Procedia Computer Science. 108, p. 755-764 10 p.

Research output: Contribution to journalConference article

Open Access
6 Scopus citations

TraceRAR: An I/O Performance Evaluation Tool for Replaying, Analyzing, and Regenerating Traces

Li, B., Toussi, F., Anderson, C., Lilja, D. J. & Du, D. H. C., Sep 6 2017, 2017 IEEE International Conference on Networking, Architecture, and Storage, NAS 2017 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8026880. (2017 IEEE International Conference on Networking, Architecture, and Storage, NAS 2017 - Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Scopus citations
2016

GPU-Accelerated nick local image thresholding algorithm

Najafi, M. H., Murali, A., Lilja, D. J. & Sartori, J., Jan 15 2016, Proceedings - 2015 IEEE 21st International Conference on Parallel and Distributed Systems, ICPADS 2015. IEEE Computer Society, p. 576-584 9 p. 7384341. (Proceedings of the International Conference on Parallel and Distributed Systems - ICPADS; vol. 2016-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Polysynchronous stochastic circuits

Najafi, M. H., Lilja, D. J., Riedel, M. & Bazargan, K., Mar 7 2016, 2016 21st Asia and South Pacific Design Automation Conference, ASP-DAC 2016. Institute of Electrical and Electronics Engineers Inc., p. 492-498 7 p. 7428060. (Proceedings of the Asia and South Pacific Design Automation Conference, ASP-DAC; vol. 25-28-January-2016).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

13 Scopus citations

Ps-code: A new code for improved degraded mode read and write performance of RAID systems

Li, B., Minglani, M. & Lilja, D. J., Aug 23 2016, 2016 IEEE International Conference on Networking Architecture and Storage, NAS 2016 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 7549415. (2016 IEEE International Conference on Networking Architecture and Storage, NAS 2016 - Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Scopus citations

Stochastic logics with two-dimensional state transfer structure and its application in the artificial neural network

Ji, Y., Chen, W., Ran, F., Zhang, J. & David, L., Aug 1 2016, In : Dianzi Yu Xinxi Xuebao/Journal of Electronics and Information Technology. 38, 8, p. 2099-2106 8 p.

Research output: Contribution to journalArticle

Using stochastic computing to reduce the hardware requirements for a restricted boltzmann machine classifier

Li, B., Najafi, M. H. & Lilja, D. J., Feb 21 2016, FPGA 2016 - Proceedings of the 2016 ACM/SIGDA International Symposium on Field-Programmable Gate Arrays. Association for Computing Machinery, Inc, p. 36-41 6 p. (FPGA 2016 - Proceedings of the 2016 ACM/SIGDA International Symposium on Field-Programmable Gate Arrays).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

32 Scopus citations
2015

A hardware implementation of a radial basis function neural network using stochastic logic

Ji, Y., Ran, F., Ma, C. & Lilja, D. J., Apr 22 2015, Proceedings of the 2015 Design, Automation and Test in Europe Conference and Exhibition, DATE 2015. Institute of Electrical and Electronics Engineers Inc., p. 880-883 4 p. 7092509. (Proceedings -Design, Automation and Test in Europe, DATE; vol. 2015-April).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

38 Scopus citations

An FPGA implementation of a Restricted Boltzmann Machine classifier using stochastic bit streams

Li, B., Najafi, M. H. & Lilja, D. J., Sep 8 2015, Proceedings of the ASAP 2015 - 2015 IEEE 26th International Conference on Application-Specific Systems, Architectures and Processors. Institute of Electrical and Electronics Engineers Inc., p. 68-69 2 p. 7245709. (Proceedings of the International Conference on Application-Specific Systems, Architectures and Processors; vol. 2015-September).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

19 Scopus citations

Design space exploration for efficient computing in Solid State drives with the Storage Processing Unit

Minglani, M., Nagarajan, A., Deshapande, S., Everson, L. & Lilja, D. J., Sep 10 2015, Proceedings of the 2015 IEEE International Conference on Networking, Architecture and Storage, NAS 2015. Institute of Electrical and Electronics Engineers Inc., p. 87-94 8 p. 7255225

Research output: Chapter in Book/Report/Conference proceedingConference contribution