activity
20182020
collaborators

5 papers

cs.LG2020

Stochastic Gradient Langevin with Delayed Gradients

Vyacheslav Kungurtsev, Bapi Chatterjee, Dan Alistarh

Stochastic Gradient Langevin Dynamics (SGLD) ensures strong guarantees with regards to convergence in measure for sampling log-concave posterior distributions by adding noise to st…

cs.DC2020

Dynamic Graph Operations: A Consistent Non-blocking Approach

Bapi Chatterjee, Sathya Peri, Muktikanta Sa

Graph algorithms enormously contribute to the domains such as blockchains, social networks, biological networks, telecommunication networks, and several others. The ever-increasing…

cs.LG2020

Elastic Consistency: A General Consistency Model for Distributed Stochastic Gradient Descent

Giorgi Nadiradze, Ilia Markov, Bapi Chatterjee +2

Machine learning has made tremendous progress in recent years, with models matching or even surpassing humans on a series of specialized tasks. One key element behind the progress…

math.OC2019

Asynchronous Optimization Methods for Efficient Training of Deep Neural Networks with Guarantees

Vyacheslav Kungurtsev, Malcolm Egan, Bapi Chatterjee +1

Asynchronous distributed algorithms are a popular way to reduce synchronization costs in large-scale optimization, and in particular for neural network training. However, for nonsm…

cs.SI2018

Understanding and Predicting Links in Graphs: A Persistent Homology Perspective

Sumit Bhatia, Bapi Chatterjee, Deepak Nathani +1

Persistent Homology is a powerful tool in Topological Data Analysis (TDA) to capture topological properties of data succinctly at different spatial resolutions. For graphical data,…