Ramji Venkataramanan

ORCID

Publication Activity (10 Years)

Years Active: 2004-2024
Publications (10 Years): 67

Top Venues

CoRR

ISIT

IEEE Trans. Inf. Theory

ITW

Publications

Xiaoqi Liu, Kuan Hsieh, Ramji Venkataramanan
Coded Many-User Multiple Access via Approximate Message Passing. CoRR (2024)
Gabriel Arpino, Xiaoqi Liu, Ramji Venkataramanan
Inferring Change Points in High-Dimensional Linear Regression via Approximate Message Passing. CoRR (2024)
Yihan Zhang, Hong Chang Ji, Ramji Venkataramanan, Marco Mondelli
Spectral Estimators for Structured Generalized Linear Models via Approximate Message Passing (Extended Abstract). COLT (2024)
Nelvin Tan, Ramji Venkataramanan
Mixed Regression via Approximate Message Passing. CoRR (2023)
Pablo Pascual Cobo, Kuan Hsieh, Ramji Venkataramanan
Bayes-Optimal Estimation in Generalized Linear Models via Spatial Coupling. CoRR (2023)
Nelvin Tan, Jonathan Scarlett, Ramji Venkataramanan
Approximate Message Passing with Rigorous Guarantees for Pooled Data and Quantitative Group Testing. CoRR (2023)
Nelvin Tan, Ramji Venkataramanan
Mixed Linear Regression via Approximate Message Passing. AISTATS (2023)
Pablo Pascual Cobo, Kuan Hsieh, Ramji Venkataramanan
Bayes-Optimal Estimation in Generalized Linear Models via Spatial Coupling. ISIT (2023)
Gabriel Arpino, Ramji Venkataramanan
Statistical-Computational Tradeoffs in Mixed Sparse Linear Regression. CoRR (2023)
Yihan Zhang, Hong Chang Ji, Ramji Venkataramanan, Marco Mondelli
Spectral Estimators for Structured Generalized Linear Models via Approximate Message Passing. CoRR (2023)
Xiaoqi Liu, Ramji Venkataramanan
Sketching Sparse Low-Rank Matrices With Near-Optimal Sample- and Time-Complexity Using Message Passing. IEEE Trans. Inf. Theory 69 (9) (2023)
Gabriel Arpino, Ramji Venkataramanan
Statistical-Computational Tradeoffs in Mixed Sparse Linear Regression. COLT (2023)
Xiaoqi Liu, Ramji Venkataramanan
Sketching sparse low-rank matrices with near-optimal sample- and time-complexity. ISIT (2022)
Kuan Hsieh, Cynthia Rush, Ramji Venkataramanan
Near-Optimal Coding for Many-User Multiple Access Channels. IEEE J. Sel. Areas Inf. Theory 3 (1) (2022)
Ramji Venkataramanan, Kevin Kögler, Marco Mondelli
Estimation in Rotationally Invariant Generalized Linear Models via Approximate Message Passing. ICML (2022)
Oliver Y. Feng, Ramji Venkataramanan, Cynthia Rush, Richard J. Samworth
A Unifying Tutorial on Approximate Message Passing. Found. Trends Mach. Learn. 15 (4) (2022)
Xiaoqi Liu, Ramji Venkataramanan
Sketching sparse low-rank matrices with near-optimal sample- and time-complexity. CoRR (2022)
Yihan Zhang, Marco Mondelli, Ramji Venkataramanan
Precise Asymptotics for Spectral Methods in Mixed Generalized Linear Models. CoRR (2022)
Marco Mondelli, Christos Thrampoulidis, Ramji Venkataramanan
Optimal Combination of Linear and Spectral Estimators for Generalized Linear Models. Found. Comput. Math. 22 (5) (2022)
Cynthia Rush, Kuan Hsieh, Ramji Venkataramanan
Capacity-Achieving Spatially Coupled Sparse Superposition Codes With AMP Decoding. IEEE Trans. Inf. Theory 67 (7) (2021)
Kuan Hsieh, Ramji Venkataramanan
Modulated Sparse Superposition Codes for the Complex AWGN Channel. IEEE Trans. Inf. Theory 67 (7) (2021)
Marco Mondelli, Ramji Venkataramanan
Approximate Message Passing with Spectral Initialization for Generalized Linear Models. AISTATS (2021)
Kuan Hsieh, Cynthia Rush, Ramji Venkataramanan
Near-Optimal Coding for Massive Multiple Access. ISIT (2021)
Oliver Y. Feng, Ramji Venkataramanan, Cynthia Rush, Richard J. Samworth
A unifying tutorial on Approximate Message Passing. CoRR (2021)
Marco Mondelli, Ramji Venkataramanan
PCA Initialization for Approximate Message Passing in Rotationally Invariant Models. CoRR (2021)
Mahed Abroshan, Ramji Venkataramanan, Albert Guillén i Fàbregas
Multilayer Codes for Synchronization From Deletions and Insertions. IEEE Trans. Inf. Theory 67 (6) (2021)
Marco Mondelli, Ramji Venkataramanan
PCA Initialization for Approximate Message Passing in Rotationally Invariant Models. NeurIPS (2021)
Kuan Hsieh, Cynthia Rush, Ramji Venkataramanan
Near-Optimal Coding for Massive Multiple Access. CoRR (2021)
Ramji Venkataramanan, Kevin Kögler, Marco Mondelli
Estimation in Rotationally Invariant Generalized Linear Models via Approximate Message Passing. CoRR (2021)
Marco Mondelli, Christos Thrampoulidis, Ramji Venkataramanan
Optimal Combination of Linear and Spectral Estimators for Generalized Linear Models. CoRR (2020)
Kuan Hsieh, Ramji Venkataramanan
Modulated Sparse Superposition Codes for the Complex AWGN Channel. CoRR (2020)
Kuan Hsieh, Ramji Venkataramanan
Modulated Sparse Regression Codes. ISIT (2020)
Marco Mondelli, Ramji Venkataramanan
Approximate Message Passing with Spectral Initialization for Generalized Linear Models. CoRR (2020)
Cynthia Rush, Kuan Hsieh, Ramji Venkataramanan
Capacity-achieving Spatially Coupled Sparse Superposition Codes with AMP Decoding. CoRR (2020)
Mahed Abroshan, Ramji Venkataramanan, Lara Dolecek, Albert Guillén i Fàbregas
Coding for Deletion Channels with Multiple Traces. CoRR (2019)
Mahed Abroshan, Ramji Venkataramanan, Lara Dolecek, Albert Guillén i Fàbregas
Coding for Deletion Channels with Multiple Traces. ISIT (2019)
Cynthia Rush, Kuan Hsieh, Ramji Venkataramanan
Spatially Coupled Sparse Regression Codes with Sliding Window AMP Decoding. ITW (2019)
Cynthia Rush, Ramji Venkataramanan
The Error Probability of Sparse Superposition Codes With Approximate Message Passing Decoding. IEEE Trans. Inf. Theory 65 (5) (2019)
Ramji Venkataramanan, Sekhar Tatikonda, Andrew R. Barron
Sparse Regression Codes. CoRR (2019)
Mohsen Heidari, S. Sandeep Pradhan, Ramji Venkataramanan
Boolean Functions with Biased Inputs: Approximation and Noise Sensitivity. CoRR (2019)
Mohsen Heidari, S. Sandeep Pradhan, Ramji Venkataramanan
Boolean Functions with Biased Inputs: Approximation and Noise Sensitivity. ISIT (2019)
Ramji Venkataramanan, Sekhar Tatikonda, Andrew R. Barron
Sparse Regression Codes. Found. Trends Commun. Inf. Theory 15 (1-2) (2019)
Mahed Abroshan, Ramji Venkataramanan, Albert Guillen i Fabregas
Coding for Segmented Edit Channels. IEEE Trans. Inf. Theory 64 (4) (2018)
K. Pavan Srinath, Ramji Venkataramanan
Empirical Bayes Estimators for Sparse Sequences. ISIT (2018)
Kuan Hsieh, Cynthia Rush, Ramji Venkataramanan
Spatially Coupled Sparse Regression Codes: Design and State Evolution Analysis. CoRR (2018)
Mahed Abroshan, Ramji Venkataramanan, Albert Guillén i Fàbregas
Efficient Systematic Encoding of Non-binary VT Codes. ISIT (2018)
Cynthia Rush, Ramji Venkataramanan
Finite Sample Analysis of Approximate Message Passing Algorithms. IEEE Trans. Inf. Theory 64 (11) (2018)
Adam Greig, Ramji Venkataramanan
Techniques for Improving the Finite Length Performance of Sparse Superposition Codes. IEEE Trans. Commun. 66 (3) (2018)
Kuan Hsieh, Cynthia Rush, Ramji Venkataramanan
Spatially Coupled Sparse Regression Codes: Design and State Evolution Analysis. ISIT (2018)
K. Pavan Srinath, Ramji Venkataramanan
Cluster-Seeking James-Stein Estimators. IEEE Trans. Inf. Theory 64 (2) (2018)
Cynthia Rush, Kuan Hsieh, Ramji Venkataramanan
Capacity-achieving sparse regression codes via spatial coupling. ITW (2018)
Mahed Abroshan, Ramji Venkataramanan, Albert Guillen i Fabregas
Codes for Channels With Segmented Edits. CoRR (2017)
Cynthia Rush, Adam Greig, Ramji Venkataramanan
Capacity-Achieving Sparse Superposition Codes via Approximate Message Passing Decoding. IEEE Trans. Inf. Theory 63 (3) (2017)
Mahed Abroshan, Ramji Venkataramanan, Albert Guillen i Fabregas
Codes for channels with segmented edits. ISIT (2017)
Koteshwar Pavan Srinath, Ramji Venkataramanan
Empirical Bayes Estimators for High-Dimensional Sparse Vectors. CoRR (2017)
Adam Greig, Ramji Venkataramanan
Optimizing the Finite Length Performance of Sparse Superposition Codes. CoRR (2017)
Mahed Abroshan, Ramji Venkataramanan, Albert Guillen i Fabregas
Efficient Systematic Encoding of Non-binary VT Codes. CoRR (2017)
Cynthia Rush, Ramji Venkataramanan
The Error Probability of Sparse Superposition Codes with Approximate Message Passing Decoding. CoRR (2017)
Ramji Venkataramanan, Sekhar Tatikonda
The Rate-Distortion Function and Excess-Distortion Exponent of Sparse Regression Codes With Optimal Encoding. IEEE Trans. Inf. Theory 63 (8) (2017)
Ramji Venkataramanan, Oliver Johnson
Strong converse bounds for high-dimensional estimation. CoRR (2017)
Mahed Abroshan, Ramji Venkataramanan, Albert Guillen i Fabregas
Multilayer codes for synchronization from deletions. ITW (2017)
Cynthia Rush, Ramji Venkataramanan
The error exponent of sparse regression codes with AMP decoding. ISIT (2017)
Mahed Abroshan, Ramji Venkataramanan, Albert Guillen i Fabregas
Multilayer Codes for Synchronization from Deletions. CoRR (2017)
K. Pavan Srinath, Ramji Venkataramanan
Cluster-seeking shrinkage estimators. ISIT (2016)
K. Pavan Srinath, Ramji Venkataramanan
Cluster-Seeking James-Stein Estimators. CoRR (2016)
Cynthia Rush, Ramji Venkataramanan
Finite Sample Analysis of Approximate Message Passing. CoRR (2016)
Cynthia Rush, Ramji Venkataramanan
Finite-sample analysis of Approximate Message Passing. ISIT (2016)
Cynthia Rush, Adam Greig, Ramji Venkataramanan
Capacity-achieving Sparse Regression Codes via approximate message passing decoding. ISIT (2015)
Cynthia Rush, Adam Greig, Ramji Venkataramanan
Capacity-achieving Sparse Superposition Codes via Approximate Message Passing Decoding. CoRR (2015)
Ramji Venkataramanan, Vasuki Narasimha Swamy, Kannan Ramchandran
Low-Complexity Interactive Algorithms for Synchronization From Deletions, Insertions, and Substitutions. IEEE Trans. Inf. Theory 61 (10) (2015)
Ramji Venkataramanan, Tuhin Sarkar, Sekhar Tatikonda
Lossy Compression via Sparse Linear Regression: Computationally Efficient Encoding and Decoding. IEEE Trans. Inf. Theory 60 (6) (2014)
Ramji Venkataramanan, Antony Joseph, Sekhar Tatikonda
Lossy Compression via Sparse Linear Regression: Performance Under Minimum-Distance Encoding. IEEE Trans. Inf. Theory 60 (6) (2014)
Ramji Venkataramanan, Sekhar Tatikonda
The Gaussian Rate-Distortion Function of Sparse Regression Codes with Optimal Encoding. CoRR (2014)
Ramji Venkataramanan, Sekhar Tatikonda, Luis Lastras-Monta, Michele Franceschini
Rewritable Storage Channels with Hidden State. IEEE J. Sel. Areas Commun. 32 (5) (2014)
Ramji Venkataramanan, Sekhar Tatikonda
The Gaussian rate-distortion function of sparse regression codes with optimal encoding. ISIT (2014)
Ramji Venkataramanan, Sekhar Tatikonda
Improved capacity lower bounds for channels with deletions and insertions. ITW (2013)
Ramji Venkataramanan, Vasuki Narasimha Swamy, Kannan Ramchandran
Efficient interactive algorithms for file synchronization under general edits. Allerton (2013)
Ramji Venkataramanan, Sekhar Tatikonda, Kannan Ramchandran
Achievable Rates for Channels With Deletions and Insertions. IEEE Trans. Inf. Theory 59 (11) (2013)
Ramji Venkataramanan, Vasuki Narasimha Swamy, Kannan Ramchandran
Efficient Interactive Algorithms for File Synchronization under General Edits. CoRR (2013)
Ramji Venkataramanan, Sekhar Tatikonda
Sparse Regression codes: Recent results and future directions. ITW (2013)
Ramji Venkataramanan, S. Sandeep Pradhan
An Achievable Rate Region for the Broadcast Channel With Feedback. IEEE Trans. Inf. Theory 59 (10) (2013)
Ramji Venkataramanan, Tuhin Sarkar, Sekhar Tatikonda
Lossy compression via sparse linear regression: Computationally efficient encoding and decoding. ISIT (2013)
Ramji Venkataramanan, Sekhar Tatikonda
Sparse regression codes for multi-terminal source and channel coding. Allerton Conference (2012)
Ramji Venkataramanan, Antony Joseph, Sekhar Tatikonda
Gaussian Rate-Distortion via Sparse Regression over Compact Dictionaries CoRR (2012)
Ramji Venkataramanan, Antony Joseph, Sekhar Tatikonda
Gaussian rate-distortion via sparse linear regression over compact dictionaries. ISIT (2012)
Ramji Venkataramanan, Sekhar Tatikonda, Luis Alfonso Lastras-Montaño, Michele Franceschini
Coding strategies for the uniform noise rewritable channel with hidden state. ISIT (2012)
Ramji Venkataramanan, Sekhar Tatikonda
Sparse Regression Codes for Multi-terminal Source and Channel Coding CoRR (2012)
Ramji Venkataramanan, Tuhin Sarkar, Sekhar Tatikonda
Lossy Compression via Sparse Linear Regression: Computationally Efficient Encoding and Decoding CoRR (2012)
Ramji Venkataramanan, Sekhar Tatikonda, Luis A. Lastras, Michele Franceschini
Coding strategies for the uniform noise rewritable channel with hidden state CoRR (2012)
Ramji Venkataramanan, Sekhar Tatikonda, Kannan Ramchandran
Achievable rates for channels with deletions and insertions. ISIT (2011)
Ramji Venkataramanan, Sekhar Tatikonda, Kannan Ramchandran
Achievable Rates for Channels with Deletions and Insertions CoRR (2011)
Ramji Venkataramanan, S. Sandeep Pradhan
An Achievable Rate Region for the Broadcast Channel with Feedback CoRR (2011)
Ramji Venkataramanan, S. Sandeep Pradhan
A New Achievable Rate Region for the Multiple-Access Channel With Noiseless Feedback. IEEE Trans. Inf. Theory 57 (12) (2011)
Ramji Venkataramanan, S. Sandeep Pradhan
Achievable Rates for Multiple Descriptions With Feed-Forward. IEEE Trans. Inf. Theory 57 (4) (2011)
Ali Nazari, Ramji Venkataramanan, Dinesh Krithivasan, S. Sandeep Pradhan, Achilleas Anastasopoulos
Typicality Graphs:Large Deviation Analysis CoRR (2010)
Ramji Venkataramanan, S. Sandeep Pradhan
On Computing the Feedback Capacity of Channels and the Feed-Forward Rate-Distortion Function of Sources. IEEE Trans. Commun. 58 (7) (2010)
Ramji Venkataramanan, Hao Zhang, Kannan Ramchandran
Interactive low-complexity codes for synchronization from deletions and insertions. Allerton (2010)
Ali Nazari, Dinesh Krithivasan, S. Sandeep Pradhan, Achilleas Anastasopoulos, Ramji Venkataramanan
Typicality graphs and their properties. ISIT (2010)
Ramji Venkataramanan, S. Sandeep Pradhan
Achievable rates for the broadcast channel with feedback. ISIT (2010)
Ramji Venkataramanan, S. Sandeep Pradhan
A New Achievable Rate Region for the Discrete Memoryless Multiple-Access Channel with Feedback CoRR (2009)

Ramji Venkataramanan.css-eqlu8i{font-size:small;padding-left:4px;}

Publication Activity (10 Years)

Top Topics

Top Venues

Ramji Venkataramanan