Talks
On Momentum Methods and Acceleration in Stochastic Optimization [Slides]
Microsoft Research Cambridge, UK, 2018
Statistics seminar, University of Cambridge, UK, 2018
How to Escape Saddle Points Efficiently [Slides]
WNCG Seminar, The University of Texas at Austin, 2018
DOS Seminar, Georgia Tech, 2018
Workshop on Algorithms and Optimization, ICTS, Bengaluru, 2018 [Video]
Representation Learning workshop, Simons Institute, 2017 [Video]
Accelerated Stochastic Gradient Descent [Slides]
IISA International Conference on Statistics, Hyderabad, 2017
STCS Colloquium, TIFR Mumbai, 2017
EE Seminar, IIT Bombay, 2017
Optimization and Statistical Learning, Les Houches, France, 2017
Scientific and Statistical Computing Seminar, University of Chicago, 2017
SINE Seminar, UIUC, 2017
AI Seminar, UCSD, 2017
NCC, IIT Madras, 2017
NearOptimal Streaming PCA: Matching Matrix Bernstein with Oja's Algorithm [Slides]
COLT 2016 [Video]
Fast Exact Matrix Completion with Finite Samples
COLT 2015
Nonconvex Robust PCA [Slides]
SIA Group Meeting, EECS MIT 2015
MSR Summer School, IISc Bangalore 2015 [Part I] ECE Seminar, Boston University 2015
Statistical Guarantees for Alternating Minimization [Slides]
MSR New England, 2014 [Video]
TTI Chicago, 2014
CSA seminar, IISc Bangalore, 2014
EE seminar, IIT Bombay, 2014
Learning SparselyUsed Overcomplete Dictionaries
Simons seminar, UT Austin, 2013
OPT workshop, NIPS 2013
OneBit Compressed Sensing: Provable Support and Vector Recovery [Slides]
ICML 2013 [Video]
Lowrank Matrix Completion using Alternating Minimization [Slides]
OPT workshop, NIPS 2012 [Video]
STOC 2013
Learning the Graph of Epidemic Cascades [Slides]
ACM SIGMETRICS/Performance 2012
