See all VIP group publications and those of co-authors on Google Scholar
Book chapters and magazine papers
R. G. Baraniuk, T. Goldstein, A. C. Sankaranarayan, C. Studer, A. Veeraraghavan, and M. Wakin,
"Compressive Video Sensing: Algorithms, architectures, and applications,"
IEEE Signal Processing Magazine, Vol. 34, No. 1, Jan. 2017, (feature article)
C. Studer, M. Wenk, and A. Burg, "VLSI Implementation of Hard- and Soft-Output Sphere
Decoding for Wide-Band MIMO Systems," VLSI-SOC: Forward-Looking Trends in IC and Systems Design, IFIP Advances
in Information and Communication Technology, J. L. Ayala, D. Atienza, and R. Reis, Eds., Vol. 373, pp. 128-154, 2012 (invited)
Journal papers
Preprints
C. Jeon, K. Li, J. R. Cavallaro, and C. Studer
"Decentralized Equalization with Feedforward Architectures for Massive MU-MIMO,"
submitted to a journal, arXiv preprint: 1808.04473
S. Jacobsson, G. Durisi, M. Coldrey, and C. Studer,
"Linear Precoding with Low-Resolution DACs for Massive MU-MIMO-OFDM Downlink,"
accepted at the IEEE Transactions on Wireless Communications, 2019, arXiv preprint: 1709.04846
C. Studer, T. Goldstein, W. Yin, and R. G. Baraniuk, "Democratic Representations,"
submitted to a journal, arXiv preprint: 1401.3420
Published
C. Jeon, O. Castañeda, and C. Studer, "A 354Mb/s 0.37mm^2 151mW 32-User 256-QAM Near-MAP Soft-Input Soft-Output Massive MU-MIMO Data Detector in 28nm CMOS," IEEE Solid-State Circuits Letters, 2019, (invited paper)
C. Studer, S. Medjkouh, E. Gonultas, T. Goldstein, and O. Tirkkonen,
"Channel Charting: Locating Users within the Radio Environment using Channel State Information,"
IEEE Access, 2018, arXiv preprint: 1807.05247
M. Wu, B. Yin, K. Li, C. Dick, J. R. Cavallaro, and C. Studer,
"Implicit vs. Explicit Approximate Matrix Inversion for Wideband Massive MU-MIMO Data Detection,"
Springer Journal of Signal Processing Systems, pp. 1–18, Dec. 2017, (invited journal article)
T. Goldstein and C. Studer,
"PhaseMax: Convex Phase Retrieval via Basis Pursuit,”
to appear in the IEEE Transactions on Information Theory to a journal, 2018 arXiv preprint: 1610.07531
K. Li, R. Sharan, Y. Chen, T. Goldstein, J. R. Cavallaro, C. Studer,
"Decentralized Baseband Processing for Massive MU-MIMO Systems,"
to appear in the IEEE Journal on Emerging and Selected Topics in Circuits and Systems (JETCAS) special issue on "Advanced Baseband Processing
Circuits and Systems for 5G Communications", arXiv preprint: 1702.04458
O. Castañeda, S. Jacobsson, G. Durisi, M. Coldrey, T. Goldstein, and C. Studer,
"1-bit Massive MU-MIMO Precoding in VLSI,"
to appear in the IEEE Journal on Emerging and Selected Topics in Circuits and Systems (JETCAS) special issue on "Advanced Baseband Processing
Circuits and Systems for 5G Communications", arXiv preprint: 1702.03499
O. Castañeda, T. Goldstein, and C. Studer,
"VLSI Designs for Joint Channel Estimation and Data Detection in Large SIMO Wireless Systems,"
to appear in the IEEE Transactions on Circuits and Systems-I: Regular Paper, Sep. 2017, (invited journal article)
M. Pelissier and C. Studer,
"Non-Uniform Wavelet Sampling for RF Analog-to-Information Conversion,"
IEEE Transactions on Circuits and Systems I: Regular Papers, Aug. 2017
A. S. Lan, A. E. Waters, C. Studer, and R. G. Baraniuk,
"BLAh: Boolean Logic Analysis for Graded Student Response Data,”
to appear in the IEEE Journal of Selected Topics in Signal Processing, July 2017
S. Jacobson, G. Durisi, M. Coldrey, T. Goldstein, and C. Studer,
"Quantized Precoding for Massive MU-MIMO,”
to appear in the IEEE Transactions on Communications, July 2017
S. Jacobson, G. Durisi, M. Coldrey, U. Gustavsson, and C. Studer,
"Throughput Analysis of Massive MIMO Uplink with Low-Resolution ADCs,”
IEEE Transactions on Wireless Communications, Vol. 16, No. 6, pp. 4038-4051, June 2017, (IEEE Xplore 25th most popular paper in June 2017)
H. Aggrawal, R. Puhl, C. Studer, and A. Babakhani,
"Ultra-Wideband Joint Spatial Coding for Secure Communication and High-Resolution Imaging,”
IEEE Transactions on Microwave Theory and Techniques, Feb. 2017
O. Castañeda, T. Goldstein, and C. Studer,
"Data Detection in Large Multi-Antenna Wireless Systems via Approximate Semidefinite Relaxation,”
IEEE Transactions on Circuits and Systems I, Vol. 64, No. 12, Dec. 2016, (invited journal article)
M. Wu, C. Dick, J. R. Cavallaro, and C. Studer,
"High-Throughput Data Detection for Massive MU-MIMO-OFDM using Coordinate Descent,”
IEEE Transactions on Circuits and Systems I, Vol. 64, No. 12, Dec. 2016, (invited journal article; IEEE Xplore 19th most downloaded paper in Dec. 2016)
C. Studer and G. Durisi,
"Quantized MU-MIMO-OFDM Uplink,”
IEEE Transactions on Communications, Vol. 64, No. 6, pp. 2387-2399, Apr. 2016
A. Sankaranarayanan, L. Xu, C. Studer, Y. Li, K. F. Kelly, and R. G. Baraniuk,
"Video Compressive Sensing for Spatial Multiplexing Cameras using Motion-Flow Models,”
SIAM Journal of Imaging Sciences, Vol. 8, No. 3, pp. 1489-1518, July 2015
M. Wu, Bei Yin, G. Wang, C. Studer, and J. R. Cavallaro, "GPU Acceleration of a
Configurable N-Way MIMO Detector for Wireless Systems," Vol. 76, No. 2, pp. 95-108, Apr. 2014
A. S. Lan, A. E. Waters, C. Studer, and R. G. Baraniuk, "Sparse Factor Analysis
for Learning and Content Analytics," Journal of Machine Learning Research, Vol. 15, pp. 1959–2008, June, 2014
M. Wu, Bei Yin, G. Wang, C. Dick, J. R. Cavallaro, and C. Studer, "Large-Scale MIMO Detection for 3GPP LTE:
Algorithm and FPGA Implementation," IEEE Journal of Selected Topics in Signal Processing, Vol. 8, No. 5, pp. 916–929, Oct. 2014
A. E. Waters, C. Studer, and R. G. Baraniuk, "Collaboration-Type Identification
in Educational Datasets," Journal of Educational Data Mining, Vol. 6. No. 1, pp. 28–52, July 2014
C. Studer and R. G. Baraniuk, "Stable Restoration and
Separation of Approximately Sparse Signals," Applied and Computational Harmonic Analysis, Vol. 37, pp. 12-32, Sep. 2014
D. Bellasi, L. Bettini, C. Benkeser, T. Burger, Q. Huang, and
C. Studer, "Monolithic Compressive-Sensing Wideband Analog-to-Information
Converter," IEEE Journal on Emerging and Selected Topics in Circuits and Systems, Vol. 3, No. 4, pp. 552–565, Dec. 2013
G. Pope, A. Bracher, and C. Studer, "Probabilistic Recovery Guarantees for Sparsely
Corrupted Signals," IEEE Transactions on Information Theory, Vol. 59, No. 5, pp. 3104–3116, May 2013 (extended version with additional proof details)
C. Studer and Erik G. Larsson, "PAR-Aware Large-Scale Multi-User
MIMO-OFDM Downlink," IEEE Journal on Selected Areas in Communications, Vol. 31, No. 2, pp. 303–313, Feb. 2013
C. Studer, S. Fateh, C. Benkeser, and Q. Huang, "Implementation Trade-offs of Soft-Input
Soft-Output MAP Decoders for Convolutional Codes," IEEE Transactions on Circuits and
Systems I, Vol. 59 , No. 11, pp. 2774– 2783, Nov. 2012
P. Maechler, C. Studer, D. Bellasi, A. Maleki, A. Burg, N. Felber, H. Kaeslin, and R. G. Baraniuk,
"VLSI Design of Approximate Message Passing for Signal Restoration and Compressive Sensing,"
IEEE Journal on Emerging and Selected Topics in Circuits and Systems, Vol. 2, No. 3, Oct. 2012
C. Studer, P. Kuppinger, G. Pope, and H. Bölcskei,
"Recovery of Sparsely Corrupted Signals,"
IEEE Transactions on Information Theory, Vol. 58, No. 5, pp. 3115–3130, May 2012
D. Seethaler, J. Jaldén, C. Studer, and H. Bölcskei,
"On the Complexity Distribution of Sphere-Decoding,"
IEEE Transactions on Information Theory, Vol. 57, No. 9, pp. 5754–5768, Sept. 2011
C. Studer, S. Fateh, and D. Seethaler,
"ASIC Implementation of Soft-Input Soft-Output
MIMO Detection Using Parallel Interference Cancellation,"
IEEE Journal of Solid-State Circuits, Vol. 46, No. 7, pp. 1754–1765, July 2011 (invited journal article)
C. Studer, C. Benkeser, S. Belfanti, and Q. Huang,
"Design and Implementation of a Parallel Turbo-Decoder ASIC for 3GPP-LTE,"
IEEE Journal of Solid-State Circuits, Vol. 46, No. 1, pp. 8–17, Jan. 2011 (invited journal article; IEEE Xplore 19th most downloaded paper, Jan. 2011)
C. Studer and H. Bölcskei,
"Soft-Input Soft-Output Single Tree-Search Sphere Decoding,"
IEEE Transactions on Information Theory, Vol. 56, No. 10, pp. 4827–4842, Oct. 2010
C. Studer, A. Burg, and H. Bölcskei,
"Soft-Output Sphere Decoding: Algorithms and VLSI Implementation,"
IEEE Journal on Selected Areas in Communications, Vol. 26, No. 2, pp. 290–300, Feb. 2008
(the STS-SD algorithm is part of MATLAB’s
Communications System Toolbox)
Conference papers
K. Li, O. Castañeda, C. Jeon, J. R. Cavallaro, and C. Studer,
"Decentralized Coordinate-Descent Data Detection and Precoding for Massive MU-MIMO,"
IEEE International Symposium on Circuits and Systems (ISCAS), May 2018, to appear
S. Medjkouh, E. Gonultas, T. Goldstein, O. Tirkkonen, and C. Studer,
"Unsupervised Charting of Wireless Channels,"
IEEE Global Communications Conference (GLOBECOM), Dec. 2018
H. Li, Z. Xu, G. Taylor, C. Studer, and T. Goldstein,
"Visualizing the Loss Landscape of Neural Nets,"
32nd Conference on Neural Information Processing Systems (NeurIPS), Dec. 2018
A. Shafahi, W. R. Huang, M. Najibi, O. Suciu, C. Studer, T. Dumitras, and T. Goldstein,
"Poison Frogs! Targeted Clean-Label Poisoning Attacks on Neural Networks,"
32nd Conference on Neural Information Processing Systems (NeurIPS), Dec. 2018
K. Li, C. Jeon, J. R. Cavallaro, and C. Studer,
"Feedforward Architectures for Decentralized Precoding in Massive MU-MIMO Systems,"
52nd Annual Asilomar Conference Signals, Systems, and
Computers, Oct. 2018, (invited paper)
S. Jacobsson, U. Gustavsson, G. Durisi, and C. Studer,
"Massive MU-MIMO-OFDM Uplink with Hardware Impairments: Modeling and Analysis,"
52nd Annual Asilomar Conference Signals, Systems, and
Computers, Oct. 2018, (invited paper)
R. Ghods, A. S. Lan, T. Goldstein, and C. Studer,
"Linear Spectral Estimators and an Application to Phase Retrieval,"
35th International Conference on Machine Learning (ICML), July 2018
A. S. Lan, M. Chiang, and C. Studer,
"An Estimation and Analysis Framework for the Rasch Model,"
35th International Conference on Machine Learning (ICML), July 2018
S. Jacobsson, G. Durisi, M. Coldrey, and C. Studer,
"Massive MU-MIMO-OFDM Downlink with One-Bit DACs and Linear Precoding,"
submitted to a conference, Apr. 2017
O. Castañeda, S. Jacobsson, G. Durisi, T. Goldstein, and C. Studer,
"VLSI Design of a 3-bit Constant-Modulus Precoder for Massive MU-MIMO,"
IEEE International Symposium on Circuits and Systems (ISCAS), May 2018
S. Jacobsson, W. Xu, G. Durisi, and C. Studer,
"MSE-Optimal 1-bit Precoding for Multi-User MIMO via Branch-and-Bound,"
IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), April 2018
S. Jacobsson, G. Durisi, M. Coldrey, and C. Studer,
"MSE-Optimal 1-bit Precoding for Multi-User MIMO via Branch-and-Bound,"
International Zurich Seminar on Information and Communication (IZS), Feb. 2018
R. Ghods, A. S. Lan, T. Goldstein, and C. Studer,
"PhaseLin: Linear Phase Retrieval,"
52th Annual Conference on Information Sciences and Systems (CISS), Feb. 2018
A. S. Lan, M. Chiang, and C. Studer,
"Linearized Binary Regression ,"
52th Annual Conference on Information Sciences and Systems (CISS), Feb. 2018
S. Jacobsson, G. Durisi, M. Coldrey, and C. Studer,
"On Out-of-Band Emissions of Quantized Precoding in Massive MU-MIMO-OFDM,"
Asilomar Conference on Signals, Systems, and Computers, Nov. 2017
C. Jeon, G. Mirza, R. Ghods, A. Maleki, and C. Studer,
"VLSI Design of a Nonparametric Equalizer for Massive MU-MIMO,"
Asilomar Conference on Signals, Systems, and Computers, Nov. 2017
T. Goldstein and C. Studer,
"Convex Phase Retrieval without Lifting via PhaseMax,"
34th International Conference on Machine Learning (ICML), August 2017
C. Jeon, K. Li, J. R. Cavallaro, and C. Studer,
"On the Achievable Rates of Decentralized Equalization in Massive MU-MIMO Systems,"
IEEE International Symposium on Information Theory (ISIT), June 2017
R. Ghods, C. Jeon, G. Mirza, A. Maleki, and C. Studer,
"Optimally-Tuned Nonparametric Linear Equalization for Massive MU-MIMO Systems,"
IEEE International Symposium on Information Theory (ISIT), June 2017
O. Castañeda, T. Goldstein, and C. Studer,
"FPGA Design of Low-Complexity Joint Channel Estimation and Data Detection for Large SIMO Wireless Systems,”,"
IEEE International Symposium on Circuits and Systems (ISCAS), May 2017
S. Shahabuddin, M. Juntti, and C. Studer,
"ADMM-based Infinity Norm Detection for Large MU-MIMO: Algorithm and VLSI Architecture,"
IEEE International Symposium on Circuits and Systems (ISCAS), May 2017
O. Tirkkonen and C. Studer,
"Subset-Codebook Precoding for 1-bit Massive Multiuser MIMO,"
Conference on Information Sciences and Systems (CISS), Mar. 2017
O. Castañeda, T. Goldstein, and C. Studer,
"POKEMON: A Non-Linear Beamforming Algorithm for 1-bit Massive MIMO,"
IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Mar. 2017
I. Labutov and C. Studer,
"JAG: A Crowdsourcing Framework for Joint Assessment and Peer Grading,"
Proceedings of the 31st AAAI Conference on Artificial Intelligence (AAAI-17), Feb. 2017
K. Li, R. Sharan, Y. Chen, T. Goldstein, J. R. Cavallaro, and C. Studer,
"Decentralized Beamforming for Massive MU-MIMO on a GPU Cluster,"
4th IEEE Global Conference on Signal and Information Processing (GlobalSIP), Dec. 2016
S. Jacobsson, G. Durisi, M. Coldrey, T. Goldstein, and C. Studer,
"Non-Linear 1-Bit Precoding for Massive MU-MIMO with Higher-Order Modulation,"
Asilomar Conference on Signals, Systems, and Computers, Nov. 2016, (invited paper)
K. Li, R. Sharan, Y. Chen, J. R. Cavallaro, and C. Studer,
"Decentralized Data Detection for Massive MU-MIMO on a Xeon PI Cluster,"
Asilomar Conference on Signals, Systems, and Computers, Nov. 2016, (invited paper)
S. Shah, A. Kumar, D. Jacobs, C. Studer, and T. Goldstein,
"Biconvex Relaxation for Semidefinite Programming in Computer Vision,"
14th European Conference on Computer Vision (ECCV), Oct. 2016
D. Vats, A. S. Lan, C. Studer, and R. G. Baraniuk,
"Optimal Ranking of Test Items using the Rasch Model,"
Proc. 51th Annual Allerton Conference on Communication, Control, and Computing, Sep. 2016
I. Labutov, H. Lipson, and C. Studer,
"Optimally Discriminative Choice Sets in Discrete Choice Models: Application to Data-Driven Test Design,"
22nd ACM SIGKDD Conference on Knowledge Discovery and Data Mining (KDD), Aug. 2016
C. Jeon, A. Maleki, and C. Studer,
"On the Performance of Mismatched Data Detection in Large MIMO Systems,"
Proc. IEEE International Symposium on Information Theory (ISIT), July 2016
I. Labutov and C. Studer,
"Calibrated Self Assessment,"
International Conference on Educational Data Mining (EDM), June 2016, (best student paper award)
A. S. Lan, T. Goldstein, R. G. Baraniuk, and C. Studer,
"Dealbreaker: A Nonlinear Latent Variable Model for Educational Data,"
International Conference on Machine Learning (ICML), Jun. 2016
S. Shah, T. Goldstein, and C. Studer,
"Estimating Sparse Signals with Smooth Support via Convex Programming and Block Sparsity,"
IEEE Conference on Computer Vision and Pattern Recognition (CVPR), June 2016
M. Wu, C. Dick, J. R. Cavallaro, and C. Studer,
"FPGA Design of a Coordinate Descent Data Detector for Large-Scale MU-MIMO,"
IEEE International Symposium on Circuits and Systems (ISCAS), May 2016
O. Castañeda, T. Goldstein, and C. Studer,
"FPGA Design of Approximate Semidefinite Relaxation for Data Detection in Large MIMO Wireless Systems,"
IEEE International Symposium on Circuits and Systems (ISCAS), May 2016
I. Labutov, K. Luu, H. Lipson, and C. Studer,
"Optimally Discriminative Choice Sets in Discrete Choice Models: Application to Data-Driven Test Design,"
L@S: Third Annual ACM Conference on Learning at Scale, Apr. 2016
N. E. Tunali, M.Wu, C. Dick, and C. Studer,
"Linear Large-Scale MIMO Data Detection for 5G Multi-Carrier Waveform Candidates,"
Asilomar Conference on Signals, Systems, and Computers, Nov. 2015, (invited paper)
K. Li, B. Yin, M. Wu, J. R. Cavallaro, and C. Studer,
"Accelerating Massive MIMO Uplink Detection on GPU for SDR Systems,"
IEEE Dallas Circuits and Systems Conference, Oct. 2015
R. Ghods, C. Jeon, A. Maleki, and C. Studer,
"Optimal Large-MIMO Data Detection with Transmit Impairments,"
Proc. 50th Annual Allerton Conference on Communication, Control, and Computing, Sep. 2015
C. Jeon, R. Ghods, A. Maleki, and C. Studer,
"Optimality of Large MIMO Detection via Approximate Message Passing,"
Proc. IEEE International Symposium on Information Theory (ISIT), June 2015
S. Jacobson, G. Durisi, M. Coldrey, U. Gustavsson, and C. Studer,
"One-Bit Massive MIMO: Channel Estimation and High-Order Modulations,"
Proc. IEEE International Conference on Communications (ICC), June 2015
B. Yin, M. Wu, J. R. Cavallaro, and C. Studer,
"VLSI Design of Large-Scale Soft-Output MIMO Detection using Conjugate Gradients,"
Proc. IEEE International Symposium on Circuits and Systems (ISCAS), May 2015
C. Roth, C. Studer, G. Karakonstantis, and A. Burg,
"Statistical Data Correction for Unreliable Memories,"
Proc. Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, USA, Nov. 2014
B. Yin, M. Wu, J. R. Cavallaro, and C. Studer,
"Conjugate Gradient-based Soft-Output Detection and Precoding in Massive MIMO Systems,"
IEEE Global Communications Conference (GLOBECOM), Dec. 2014
D. Bellasi, L. Bettini, C. Benkeser, T. Burger, Q. Huang, and C. Studer,
"Compressive Sensing Spectrum Recovery from Quantized Measurements in 28nm SOI CMOS,"
22nd European Signal Processing Conference (EUSIPCO), May 2014
M. Wu, C. Dick, J. R. Cavallaro, and C. Studer,
"Iterative Detection and Decoding in 3GPP LTE-based Massive MIMO Systems,"
22nd European Signal Processing Conference (EUSIPCO), May 2014 (invited paper)
D. Bellasi, L. Bettini, C. Benkeser, T. Burger, Q. Huang, and C. Studer,
"A 1.9 GS/s 4-bit Sub-Nyquist Flash ADC for 3.8GHz Compressive Spectrum Sensing in 28 nm CMOS,"
Midwest Symposium on Circuits and Systems (MWSCAS), Aug. 2014
A. S. Lan, C. Studer, and R. G. Baraniuk,
"Time-Varying Learning and Content Analytics via Sparse Factor Analysis,"
20th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, Aug. 2014
A. S. Lan, C. Studer, and R. G. Baraniuk,
"Quantized Matrix Completion for Personalized Learning,"
Proc. 7th International Conference on Educational Data Mining (EDM), July 2014
Bei Yin, M. Wu, G. Wang, C. Dick, J. R. Cavallaro, and C. Studer, "A
3.8Gb/s Large-scale MIMO Detector for 3GPP LTE-Advanced,"
Proc. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), May 2014
A. S. Lan, C. Studer, and R. G. Baraniuk,
"Matrix Recovery from Quantized and Corrupted Measurements,"
Proc. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), May 2014
A. E. Waters, C. Studer, and R. G. Baraniuk,
"Bayesian Pairwise Collaboration Detection in Educational Datasets,"
1st IEEE Global Conference on Signal and Information Processing (GlobalSIP), Dec. 2013
Bei Yin, M. Wu, C. Studer, and J. R. Cavallaro, "Full-Duplex in Large-Scale Wireless Systems,"
Proc. Asilomar Conference on Signals, Systems, and Computers, Nov. 2013
M. Wu, G. Wang, B. Yin, C. Studer, and J. R. Cavallaro,
"HSPA+/LTE-A Turbo Decoder on GPU and Multicore CPU,"
Proc. Asilomar Conference on Signals, Systems, and Computers, Nov. 2013
E. L. Dyer, C. Studer, J. T. Robinson, and R. G. Baraniuk,
"A Robust and Efficient Method to Recover Neural Events from Noisy and Corrupted Data,"
Proc. 6th International IEEE EMBS Neural Engineering Conference, Nov. 2013
C. Studer, G. Pope, P. Navarro, and R. G. Baraniuk,
"Recovering Sparse Low-rank Blocks in Tandem Mass Spectrometry,"
Proc. 50th Annual Allerton Conference on Communication, Control, and Computing, Monticello, IL, USA, Oct. 2013
D. Vats, C. Studer, A. S. Lan, L. Carin, and R. G. Baraniuk,
"Test-size Reduction for Concept Estimation,"
Proc. 6th International Conference on Educational Data Mining (EDM), July 2013
A. S. Lan, C. Studer, A. E. Waters, and R. G. Baraniuk,
"Joint Topic Modeling and Factor Analysis of Textual Information and Graded Response Data,"
Proc. 6th International Conference on Educational Data Mining (EDM), July 2013
A. S. Lan, C. Studer, A. E. Waters, and R. G. Baraniuk,
"Tag-Aware Ordinal Sparse Factor Analysis for Learning and Content Analytics,"
Proc. 6th International Conference on Educational Data Mining (EDM), July 2013
D. Vats, C. Studer, and R. G. Baraniuk,
"Test-size Reduction Using Sparse Factor Analysis,"
Proc. 10th International Conference on Sampling Theory and Applications (SampTA), July 2013
G. Pope, C. Aubel, and C. Studer,
"Learning Phase-Invariant Dictionaries,"
Proc. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), July 2013
E. L. Dyer, C. Studer, and R. G. Baraniuk,
"Subspace Clustering with Dense Representations,"
Proc. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), July 2013
Bei Yin, M. Wu, C. Studer, C. Dick, and J. R. Cavallaro, "Implementation
Trade-offs for Linear Detection in Large-Scale MIMO Systems,"
Proc. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), July 2013
G. Pope, M. Lerjen, S. Müllener, S. Schläpfer, T. Walti, J. Widmer, and C. Studer,
"Light Curtain Localization via Compressive Sensing,"
Proc. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), July 2013
A. Lan, A. E.Waters, and C. Studer,
"Sparse Probit Factor Analysis for Learning Analytics,"
Proc. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), July 2013,
(invited paper)
L. Xu, A. Sankaranarayanan, C. Studer, Y. Li, R. G. Baraniuk, and K. F. Kelly,
"Multi-Scale Compressive Video Acquisition,"
Proc. Computational Optical Sensing and Imaging, June 2013, (external link)
M. Wu, Bei Yin, A. Vosoughi, C. Studer, and J. R. Cavallaro, "Approximate
Matrix Inversion for High-Throughput Data Detection in the Large-Scale MIMO Uplink,"
IEEE International Symposium on Circuits and Systems (ISCAS), May 2013
P. Maechler, D. Bellasi, A. Burg, N. Felber, H. Kaeslin, and C. Studer,
"Sparsity-Based Real-Time Audio Restoration,"
Proc. Conference on Design & Architectures for Signal & Image Processing (DASIP), Karlsruhe, Germany, Oct. 2012
N. Preyss, A. Burg, and C. Studer,
"Layered Detection and Decoding in MIMO Wireless Systems,"
Proc. Conference on Design & Architectures for Signal & Image Processing (DASIP), Karlsruhe, Germany, Oct. 2012
C. Studer, W. Yin, and R. G. Baraniuk,
"Signal Representations with Minimum l_inf-Norm,"
Proc. 50th Annual Allerton Conference on Communication, Control, and Computing, Oct. 2012
C. Roth, C. Benkeser, C. Studer, G. Karakonstantis, and A. Burg,
"Data Mapping for Unreliable Memories,"
Proc. 50th Annual Allerton Conference on Communication, Control, and Computing, Oct. 2012,
(invited paper)
A. Bracher, G. Pope, and C. Studer,
"Coherence-Based Probabilistic Recovery Guarantees for Sparsely Corrupted Signals,"
IEEE Information Theory Workshop (ITW), Sep. 2012
C. Studer and E. G. Larsson,
"PAR-Aware Multi-user Precoder for the Large-Scale MIMO-OFDM Downlink,"
Proc. IEEE 9th International Symposium on Wireless Communication Systems (ISWCS), Aug. 2012,
(invited paper)
C. Aubel, C. Studer, G. Pope, and H. Bölcskei,
"Separation of Signals Sparsified by Morphologically Different Redundant Transforms,"
Proc. IEEE International Symposium on Information Theory (ISIT), July. 2012
A. Sankaranarayanan, C. Studer, and R. G. Baraniuk,
"CS-MUVI: Video Compressive Sensing for Spatial-Multiplexing Cameras,"
Proc. IEEE International Conference on Computational Photography (ICCP), Apr. 2012
C. Studer and R. G. Baraniuk,
"Dictionary Learning from Sparsely Corrupted or Compressed Signals,"
Proc. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Mar. 2012
G. Pope, C. Studer, and M. Baes,
"Coherence-based Recovery Guarantees for Generalized Basis-Pursuit De-Quantizing,"
Proc. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Mar. 2012
G. Pope, M. Baumann, C. Studer, and G. Durisi,
"Real-Time Principal Component Pursuit,"
Proc. 45th Asilomar Conference on Signals, Systems, and Computers, Nov. 2011
C. Studer and R. G. Baraniuk,
"Recovery Guarantees for Restoration and Separation of Approximately Sparse Signals,"
Proc. 49th Annual Allerton Conference on Communication, Control, and Computing, pp. 736–743, Sep. 2011
C. Studer, P. Kuppinger, G. Pope, and H. Bölcskei,
"Sparse Signal Recovery from Sparsely Corrupted Measurements,"
Proc. IEEE International Symposium on Information Theory (ISIT), pp. 1422–1426, Aug. 2011
C. Studer, M. Wenk, and A. Burg,
"System-Level Implications of Residual Transmit-RF Impairments in MIMO Systems,"
Proc. IEEE 4th European Conference on Antennas and Propagation (EUCAP), pp. 2686–2689, Apr. 2011,
(invited paper)
C. Roth, A. Cevrero, C. Studer, Y. Leblebici, and A. Burg,
"Area, Throughput, and Energy-Efficiency Trade-offs in the VLSI Implementation of LDPC Decoders,"
Proc. IEEE International Symposium on Circuits and Systems (ISCAS), pp. 1772–1775, May 2011,
(invited paper)
C. Roth, P. Meinerzhagen, C. Studer, and A. Burg,
"A 15.8 pJ/bit/iter Quasi-Cyclic LDPC Decoder for IEEE 802.11n in 90nm CMOS,"
Proc. IEEE Asian Solid-State Circuit Conference (A-SSCC), Nov. 2010
C. Novak, C. Studer, A. Burg, and G. Matz,
"The Effect of Unreliable LLR Storage on the Performance of MIMO-BICM,"
Proc. 44th Asilomar Conference on Signals, Systems, and Computers, pp. 736–740, Sep. 2010
M. Wenk, L. Bruderer, A. Burg, and C. Studer,
"Area- and Throughput-Optimized VLSI Architecture of Sphere Decoding,"
Proc. IEEE/IFIP International Conference on VLSI and System-on-Chip (VLSI-SoC), pp. 189–194, Sep. 2010
C. Studer, S. Fateh, and D. Seethaler,
"A 757 Mb/s 1.5mm2 90nm CMOS Soft-Input Soft-Output MIMO Detector for IEEE 802.11n,"
Proc. IEEE European Solid State Circuits Conference (ESSCIRC), pp. 520–533, Sept. 2010
L. Bruderer, C. Studer, M. Wenk, D. Seethaler, and A. Burg,
"VLSI Implementation of a Low-Complexity LLL Lattice Reduction Algorithm for MIMO Detection,"
Proc. IEEE International Symposium on Circuits and Systems (ISCAS), pp. 3745–3748, May 2010
B. Zimmermann and C. Studer,
"FPGA-based Real-Time Acoustic Camera Prototype,"
Proc. IEEE International Symposium on Circuits and Systems (ISCAS), pp. 1419-1421, May 2010
C. Studer, M.Wenk, and A. Burg,
"MIMO Transmission with Residual Transmit-RF Impairments,"
Proc. International ITG Workshop on Smart Antennas (WSA), pp. 189–196, Feb. 2010
C. Studer, C. Benkeser, S. Belfanti, and Q. Huang,
"A 390 Mb/s 3.57mm2 3GPP-LTE Turbo Decoder ASIC in 0.13 m CMOS,"
Dig. Techn. Papers, IEEE International Solid-State Circuits Conference (ISSCC), pp. 274–275, Feb. 2010,
(external link)
D. Seethaler, J. Jaldén, C. Studer and H. Bölcskei,
"Tail Behavior of Sphere-Decoding Complexity in Random Lattices,"
Proc. IEEE International Symposium on Information Theory (ISIT), pp. 729–733, June 2009,
(external link)
C. Studer, D. Seethaler, and H. Bölcskei,
"Finite Lattice-Size Effects in MIMO Detection,"
Proc. 42th Asilomar Conference on Signals, Systems, and Computers, pp. 2032–2037, Oct. 2008,
(invited paper)
C. Studer, N. Preyss, C. Roth, and A. Burg,
"Configurable High-Throughput Decoder Architecture for Quasi-Cyclic LDPC Codes,"
Proc. 42th Asilomar Conference on Signals, Systems, and Computers, pp. 1137–1142, Oct. 2008,
(invited paper)
P. Luethi, C. Studer, S. Duetsch, E. Zgraggen, H. Kaeslin, N. Felber, and W. Fichtner,
"Gram-Schmidt-Based QR Decomposition for MIMO Detection: VLSI Implementation and Comparison,"
Proc. IEEE Asia Pacific Conference on Circuits and Systems (APCCAS), pp. 830–833, Nov. 2008
C. Studer and H. Bölcskei,
"Soft-Input Soft-Output Sphere Decoding,"
Proc. IEEE International Symposium on Information Theory (ISIT), pp. 2007–2011, July 2008
C. Studer, P. Luethi, and W. Fichtner,
"VLSI Architecture for Data-Reduced Steering Matrix Feedback in MIMO Systems,"
Proc. IEEE International Symposium on Circuits and Systems (ISCAS), pp. 300–303, May 2008,
(best student paper award)
C. Senning, C. Studer, P. Luethi, and W. Fichtner,
"Hardware-Efficient Steering Matrix Computation Architecture for MIMO Communication Systems,"
Proc. IEEE International Symposium on Circuits and Systems (ISCAS), pp. 304–307, May 2008
C. Studer, P. Blösch, P. Friedli, and A. Burg,
"Matrix Decomposition Architecture for MIMO Systems: Design and Implementation Trade-Offs,"
Proc. 41th Asilomar Conference on Signals, Systems, and Computers, pp. 1986–1990, Nov. 2007,
(invited paper; 1st place at student paper contest)
D. Perels, C. Studer, and W. Fichtner,
"Implementation of a Low-Complexity Frame-Start Detection Algorithm for MIMO Systems,"
Proc. IEEE International Symposium on Circuits and Systems (ISCAS), pp. 1903-1906, May 2007
C. Hess, M. Wenk, A. Burg, P. Luethi, C. Studer, N. Felber, and W. Fichtner,
"Reduced-Complexity MIMO Detector with Close-to ML Error Rate Performance,"
Proc. ACM Great Lakes Symposium on VLSI, pp. 200–203, Mar. 2007,
(external link)
M. Wenk, A. Burg, M. Zellweger, C. Studer, and W. Fichtner,
"VLSI Implementation of the List Sphere Algorithm,"
Proc. 24th NORCHIP Conference, pp. 107–110, Nov. 2006,
(external link)
C. Studer, M.Wenk, A. Burg, and H. Bölcskei,
"Soft-Output Sphere Decoding: Performance and Implementation Aspects,"
Proc. 40th Asilomar Conference on Signals, Systems, and Computers, pp. 2071–2076, Oct. 2006,
(invited paper)
C. Studer, A. Burg, and W. Fichtner,
"A Unification of ML-Optimal Tree-Search Decoders,"
Proc. 40th Asilomar Conference on Signals, Systems, and Computers, pp. 2185–2189, Oct. 2006
A. Burg, M. Borgmann, M. Wenk, C. Studer, and H. Bölcskei,
"Advanced Receiver Algorithms for MIMO Wireless Communications,"
Proc. Design Automation and Test Europe Conference (DATE), pp. 593–598, Mar. 2006,
(external link)
Theses
C. Studer,
"Iterative MIMO Decoding: Algorithm and VLSI Implementation Aspects,"
Ph.D. dissertation, Department of Information Technology and Electrical Engineering, ETH Zurich,
Zurich, Switzerland, Series in Microelectronics, Vol. 202, Hartung-Gorre Verlag Konstanz,
July 2009,
(ETH medal for doctoral dissertation)
Press
Projects Magazine on Science, Technology, and Innovation,
"Sparse Signal Recovery: Novel ways of restoring damaged signals,"
Insight Publishers Ltd, No. 31, Apr. 2013
Live demonstrations, workshop papers, and extended abstracts
H. Li, S. De, Z. Xu, C. Studer, H. Samet, and T. Goldstein ,
"Subspace Clustering Reloaded: Sparse vs. Dense Representations,"
ICML Workshop on Principled Approaches to Deep Learning, Aug. 2017, (best student paper award)
E. Dyer, C. Studer, and R. G. Baraniuk,
"Subspace Clustering Reloaded: Sparse vs. Dense Representations,"
Signal Processing with Adaptive Sparse Structured Representations (SPARS) Workshop, July 2013
A. Taeb, A. Maleki, C. Studer, and R. G. Baraniuk,
"Maximin Analysis of Message Passing Algorithms for Recovering Block Sparse Signals,"
Signal Processing with Adaptive Sparse Structured Representations (SPARS) Workshop, July 2013
G. Pope, C. Studer, P. Navarro, and R. G. Baraniuk,
"Recovering Sparse Low-rank Blocks in Mass Spectrometry,"
Signal Processing with Adaptive Sparse Structured Representations (SPARS) Workshop, July 2013
D. Bellasi, P. Maechler, A. Burg, N. Felber, and C. Studer,
"Real-Time Audio Restoration using Compressive Sensing,"
IEEE International Symposium on Circuits and Systems (ISCAS), May 2013,
(best demo award)
A. Lan, A. E. Waters, C. Studer, and R. G. Baraniuk,
"Learning Analytics via Sparse Factor Analysis,"
Neural Information Processing Systems (NIPS), in Personalizing Education with Machine Learning Workshop, Dec. 2012
A. E. Waters, A. Lan, C. Studer, and R. G. Baraniuk,
"Sparse Factor Analysis for Learning Analytics,"
Neural Information Processing Systems (NIPS), in Deep Learning & Feature Extraction Workshop, Dec. 2012
J. V. Shi, A. Sankaranarayanan, C. Studer, and R. G. Baraniuk,
"Video Compressive Sensing for Dynamic MRI,"
21st Annual Computational Neuroscience Meeting (CNS), July 2012
A. E. Waters, A. Lan, C. Studer, and R. G. Baraniuk,
"Sparse Factor Analysis for Cognitive Tutoring,"
The Learning Workshop, April. 2012
B. Zimmermann and C. Studer,
"FPGA-based Real-Time Acoustic Camera Prototype,"
International Symposium on Circuits and Systems (ISCAS), May 2010
Copyright Notice: This material is presented to ensure timely dissemination of scholarly and technical work. Copyright is retained by authors or by other copyright holders. All persons copying this information are expected to adhere to the terms and constraints invoked by each author's copyright. In most cases, these works may not be reposted without the explicit permission of the copyright holder. Personal use of this material is permitted. Permission to reprint/republish this material for advertising or promotional purposes or for creating new collective works for resale or redistribution to servers or lists, or to reuse any copyrighted component of this work in other works must be obtained from IEEE.