Andrew S. Cassidy  Andrew S. Cassidy photo       

contact information

Research Staff Member, Cognitive Computing
Austin Research Laboratory, Austin, TX, USA
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Professional Associations

Professional Associations:  Eta Kappa Nu  |  IEEE Member  |  Tau Beta Pi


2016

A Low-power neurosynaptic implementation of local binary patterns for texture analysis
A. Andreopoulos, R. Alvarez-Icaza, A.S. Cassidy, M.D. Flickner
International Joint Conference on Neural Networks (IJCNN), 2016

TrueNorth: A High-Performance, Low-Power Neurosynaptic Processor for Multi-Sensory Perception, Action, and Cognition
Andrew S Cassidy, Jun Sawada, Paul A Merolla, John V Arthur, Rodrigo Alvarez-Icaza, Filipp Akopyan, Bryan L Jackson, Dharmendra S Modha
Technical Report, IBM ResearchAlmaden Research Center San Jose United States, 2016
Abstract

TrueNorth Ecosystem for Brain-Inspired Computing: Scalable Systems, Software, and Applications
J Sawada, F Akopyan, A Cassidy, B Taba, M Debole, P Datta, R Alvarez-Icaza, A Amir, J Arthur, A Andreopoulos, et al.
Proceedings of Supercomputing 2016
Abstract

Always-on Speech Recognition using TrueNorth, a Reconfigurable, Neurosynaptic Processor
W-Y Tsai, D.R. Barch, A.S. Cassidy, M.V. DeBole, A. Andreopoulos, B.L. Jackson, M.D. Flickner, J. Arthur, D.S. Modha, J. Sampson, V. Narayanan
IEEE Transactions on Computers, 2016

LATTE: Low-power Audio Transform with TrueNorth Ecosystem
W-Y Tsai, D.R. Barch, A.S. Cassidy, M.V. DeBole, A. Andreopoulos, B.L. Jackson, M.D. Flickner, D.S. Modha, J. Sampson, V. Narayanan
International Joint Conference on Neural Networks (IJCNN), 2016

Real-time sensory information processing using the TrueNorth neurosynaptic system
Andreas G Andreou, Andrew A Dykman, Kate D Fischl, Guillaume Garreau, Daniel R Mendat, Garrick Orchard, Andrew S Cassidy, Paul Merolla, John Arthur, Rodrigo Alvarez-Icaza, and others
Circuits and Systems (ISCAS), 2016 IEEE International Symposium on, pp. 2911--2911
Abstract

Conversion of artificial recurrent neural networks to spiking neural networks for low-power neuromorphic hardware
Peter U Diehl, Guido Zarrella, Andrew Cassidy, Bruno U Pedroni, Emre Neftci
arXiv preprint arXiv:1601.04187, 2016

Truehappiness: Neuromorphic emotion recognition on TrueNorth
Peter U Diehl, Bruno U Pedroni, Andrew Cassidy, Paul Merolla, Emre Neftci, Guido Zarrella
International Joint Conference on Neural Networks (IJCNN), 1--10, 2016

Convolutional networks for fast, energy-efficient neuromorphic computing
Steven K. Esser, Paul A. Merolla, John V. Arthur, Andrew S. Cassidy, Rathinakumar Appuswamy, Alexander Andreopoulos, David J. Berg, Jeffrey L. McKinstry, Timothy Melano, Davis R. Barch, Carmelo di Nolfo, Pallab Datta, Arnon Amir, Brian Taba, Myron D. Flic
Proceedings of the National Academy of Sciences (PNAS), 2016


2015

Truenorth: Design and tool flow of a 65 mw 1 million neuron programmable neurosynaptic chip
Filipp Akopyan, Jun Sawada, Andrew Cassidy, Rodrigo Alvarez-Icaza, John Arthur, Paul Merolla, Nabil Imam, Yutaka Nakamura, Pallab Datta, Gi-Joon Nam, and others
IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems 34(10), 1537--1557, IEEE, 2015
Abstract

Gibbs sampling with low-power spiking digital neurons
Srinjoy Das, Bruno Umbria Pedroni, Paul Merolla, John Arthur, Andrew S Cassidy, Bryan L Jackson, Dharmendra Modha, Gert Cauwenberghs, Ken Kreutz-Delgado
Circuits and Systems (ISCAS), 2015 IEEE International Symposium on, pp. 2704--2707
Abstract

Visual saliency on networks of neurosynaptic cores
A. Andreopoulos, B. Taba, A. S. Cassidy, R. Alvarez-Icaza, M. D. Flickner, W. P. Risk, A. Amir, P. A. Merolla, J. V. Arthur, D. J. Berg, J. A. Kusnitz, P. Datta, S. K. Esser, R. Appuswamy, D. R. Barch, D. S. Modha
IBM Journal of Research and Development 59(2/3), 9--1, IBM, 2015


2014

Real-time scalable cortical computing at 46 giga-synaptic OPS/watt with ~100x Speedup in Time-to-Solution and ~100,000x Reduction in Energy-to-Solution
Andrew S Cassidy, Rodrigo Alvarez-Icaza, Filipp Akopyan, Jun Sawada, John V Arthur, Paul A Merolla, Pallab Datta, Marc Gonzalez Tallada, Brian Taba, Alexander Andreopoulos, and others
Proceedings of the international conference for high performance computing, networking, storage and analysis, pp. 27--38, 2014
Abstract

A million spiking-neuron integrated circuit with a scalable communication network and interface
Paul A. Merolla, John V. Arthur, Rodrigo Alvarez-Icaza, Andrew S. Cassidy, Jun Sawada, Filipp Akopyan, Bryan L. Jackson, Nabil Imam, Chen Guo, Yutaka Nakamura, Bernard Brezzo, Ivan Vo, Steven K. Esser, et al.
Science 8 August 2014(6197), 668-673, American Association for the Advancement of Science
Abstract


2013

Cognitive Computing Commercialization: Boundary Objects for Communication
B Shaw, A Cox, P Besterman, J Minyard, C Sassano, R Alvarez-Icaza, A Andreopoulos, R Appuswamy, Andrew Cassidy, S Chandra, P Datta, E Mcquinn, et al.
Proceedings of International Conference on Integration of Design, Engineering and Management for Innovation (IDEMI) , 2013

The role of perceived source location in auditory stream segregation: separation affects sound organization, common fate does not
Tamas M Bohm, Lidia Shestopalova, Alexandra Bendixen, Andreas G Andreou, Julius Georgiou, Guillame Garreau, Philippe Pouliquen, Andrew Cassidy, Susan L Denham, Istvan Winkler
Learning & Perception5, 55--72, Akademiai Kiado, 2013

Cognitve computing programming paradigm: A corelet language for composing networks of neuro-synaptic cores
Arnon Amir, Pallab Datta, AS Cassidy, JA Kusnitz, SK Esser, A Andreopoulos, TM Wong, W Risk, Myron Flickner, Rodrigo Alvarez-Icaza, others
International Joint Conference on Neural Networks (IJCNN). IEEE, 2013

Cognitive Computing Systems: Algorithms and Applications for Networks of Neurosynaptic Cores
S.K. Esser, A. Andreopoulos, R. Appuswamy, P. Datta, D. Barch, A. Amir, J. Arthur, A. Cassidy, M. Flickner, P. Merolla, S. Chandra, N. Basilico, S. Carpin, T. Zimmerman, F. Zee, R.A. Icaza, J.A. Kusnitz, T.M. Wong, W.P. Risk, E. McQuinn, T.K. Nayak, R. Si
Proceedings of IEEE International Joint Conference on Neural Networks (IJCNN 2013), pp. 1--10, IEEE
Abstract

Cognitive Computing Building Block: A Versatile and Efficient Digital Neuron Model for Neurosynaptic Cores
Cassidy A, Merolla P, Arthur J, Esser S, Jackson B, Alvarez R, Datta P, Sawada J, Wong T, Feldman V, Amir A, Rubin D, Akopyan F, McQuinn E, Risk W, and Modha D.
International Joint Conference on Neural Networks, 2013
Abstract



2012

Beyond Amdahl's Law: An Objective Function That Links Multiprocessor Performance Gains to Delay and Energy
Andrew S Cassidy, Andreas G Andreou
Computers, IEEE Transactions on 61(8), 1110--1126, IEEE, 2012

Building block of a programmable neuromorphic substrate: A digital neurosynaptic core
John V Arthur, Paul A Merolla, Filipp Akopyan, Rodrigo Alvarez, Andrew Cassidy, Shyamal Chandra, Steven K Esser, Nabil Imam, William Risk, Daniel Ben Dayan Rubin, others
Neural Networks (IJCNN), The 2012 International Joint Conference on, pp. 1--8


2011

A multimodal-corpus data collection system for cognitive acoustic scene analysis
Julius Georgiou, Philippe Pouliquen, Andrew Cassidy, Guillaume Garreau, Charalambos Andreou, Guillermo Stuarts, Cyrille d'Urbal, Andreas G Andreou, Susan Denham, Thomas Wennekers, others
Information Sciences and Systems (CISS), 2011 45th Annual Conference on, pp. 1--6

A wireless architecture for distributed sensing/actuation and pre-processing with microsecond synchronization
Philippe O Pouliquen, Andrew Cassidy, Andreas G Andreou, Guillaume Garreau, Julius Georgiou
Information Sciences and Systems (CISS), 2011 45th Annual Conference on, pp. 1--6

Evaluating on-chip interconnects for low operating frequency silicon neuron arrays
Andrew Cassidy, Thomas Murray, Andreas G Andreou, Julius Georgiou
Circuits and Systems (ISCAS), 2011 IEEE International Symposium on, pp. 2437--2440

A combinational digital logic approach to STDP
Andrew Cassidy, Andreas G Andreou, Julius Georgiou
Circuits and Systems (ISCAS), 2011 IEEE International Symposium on, pp. 673--676

A high-level analytical model for application specific CMP design exploration
Andrew Cassidy, Kai Yu, Haolang Zhou, Andreas G Andreou
Design, Automation \& Test in Europe Conference \& Exhibition (DATE), 2011, pp. 1--6


2009

A switched capacitor implementation of the generalized linear integrate-and-fire neuron
Fopefolu Folowosele, Andre Harrison, Andrew Cassidy, Andreas G Andreou, Ralph Etienne-Cummings, Stefan Mihalas, Ernst Niebur, Tara Julia Hamilton
Circuits and Systems, 2009. ISCAS 2009. IEEE International Symposium on, pp. 2149--2152

Analytical methods for the design and optimization of chip-multiprocessor architectures
Andrew Cassidy, Andreas G Andreou
Information Sciences and Systems, 2009. CISS 2009. 43rd Annual Conference on, pp. 482--487


2008

Neuromorphic interconnects using ultra wideband radio
Andrew Cassidy, Zhaonian Zhang, Andreas G Andreou
Biomedical Circuits and Systems Conference, 2008. BioCAS 2008. IEEE, pp. 297--300

Vocal aging explained by vocal tract modelling: 2008 JHU summer workshop final report
Peter Beyerlein, Andrew Cassidy, Varada Kholhatkar, Eva Lasarcyk, Elmar N\"oth, Blaise Potard, Stephen Shum, Young Chol Song, Werner Spiegl, Georg Stemmer, others
Technical Report, Tech. rep, 2008

Dynamical digital silicon neurons
Andrew Cassidy, Andreas G Andreou
Biomedical Circuits and Systems Conference, 2008. BioCAS 2008. IEEE, pp. 289--292


2007

FPGA based silicon spiking neural array
Andrew Cassidy, Susan Denham, Patrick Kanold, Andreas Andreou
Biomedical Circuits and Systems Conference, 2007. BIOCAS 2007. IEEE, pp. 75--78


2006

A biologically inspired tactile sensor array utilizing phase-based computation
Andrew Cassidy, Virantha Ekanayake
Biomedical Circuits and Systems Conference, 2006. BioCAS 2006. IEEE, pp. 45--48


2005

High-level modeling and simulation of single-chip programmable heterogeneous multiprocessors
Joann M Paul, Donald E Thomas, Andrew S Cassidy
ACM Transactions on Design Automation of Electronic Systems (TODAES) 10(3), 431--461, ACM, 2005


2003

Layered, multi-threaded, high-level performance design
Andrew S Cassidy, JoAnn M Paul, Donald E Thomas
Proceedings of the conference on Design, Automation and Test in Europe-Volume 1, pp. 10954, 2003


2002

System-level modeling of a network switch SoC
JoAnn M Paul, Christopher P Andrews, Andrew S Cassidy, Donald E Thomas
Proceedings of the 15th international symposium on System Synthesis, pp. 62--67, 2002




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