Anamitra Roy Choudhury  Anamitra Roy Choudhury photo         

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Research Staff Member, Deep Learning- Algorithms and Infrastructure Group,
IBM Research - India, New Delhi
  +91dash11dash412dash92238

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2018

Improved algorithms for resource allocation under varying capacity
Venkatesan T. Chakaravarthy, Anamitra R. Choudhury, Shalmoli Gupta, Sambuddha Roy, Yogish Sabharwal
Journal of Scheduling 21(3), 313-325, 2018
Abstract   scheduling, resource allocation, real time computing, mathematical optimization, distributed computing, computer science, algorithm

Set Cover Problems with Small Neighborhood Covers
Archita Agarwal, Venkatesan T. Chakaravarthy, Anamitra R. Choudhury, Sambudha Roy, Yogish Sabharwal
Theory of Computing Systems / Mathematical Systems Theory 62(8), 1763-1797, 2018
Abstract   vertex cover, set cover problem, parallel algorithm, mathematics, distributed algorithm, discrete mathematics, approximation algorithm

Rejecting jobs to minimize load and maximum flow-time
Anamitra Roy Choudhury, Syamantak Das, Naveen Garg, Amit Kumar
Journal of Computer and System Sciences91, 42-68, 2018
Abstract   speedup, online algorithm, maximum flow problem, mathematics, mathematical optimization, load balancing, competitive analysis


2017

Building modelling methodologies for virtual district heating and cooling networks
Saurav, Kumar and Choudhury, Anamitra Roy and Chandan, Vikas and Lingman, Peter and Linder, Nicklas
Smart Grid Communications (SmartGridComm), 2017 IEEE International Conference on, pp. 387--392
Abstract

Demand Forecasting in DHC-network using machine learning models
Anamitra Roy Choudhury
Proceedings of the Eighth International Conference on Future Energy Systems, pp. 367-372, 2017
Abstract   simulation, leverage, grid, experimental data, energy consumption, economics, demand response, demand forecasting, data mining, data analysis, building model


2016

Supply scheduling and usage-based pricing for shared storage in adaptive dynamic islanding
Anamitra Roy Choudhury, Ramachandra Kota, Sampath Dechu, Sambaran Bandyopadhyay
Proceedings of the Seventh International Conference on Future Energy Systems, Waterloo, ON, Canada, June 21 - 24, 2016, pp. 12:1--12:11


2015

Minimizing Weighted lp-Norm of Flow-Time in the Rejection Model
Anamitra Roy Choudhury, Syamantak Das, Amit Kumar
35th IARCS Annual Conference on Foundations of Software Technology and Theoretical Computer Science (FSTTCS 2015), pp. 25-37
Abstract   online algorithm, mathematical optimization, lp space, job shop scheduling, goto, discrete mathematics, computer science, competitive analysis

A context vector regression based approach for demand forecasting in district heating networks
S. Rongali, A. R. Choudhury, V. Chandan, V. Arya
Smart Grid Technologies - Asia (ISGT ASIA), 2015 IEEE Innovative, pp. 1-6

Rejecting jobs to minimize load and maximum flow-time
Anamitra R. Choudhury, Syamantak Das, Naveen Garg, Amit Kumar
SODA, 2015


2014

Improved Algorithms for Resource Allocation Under Varying Capacity.
Venkatesan T. Chakaravarthy, Anamitra R. Choudhury, Shalmoli Gupta, Sambuddha Roy, Yogish Sabharwal
ESA, 2014


2013

Knapsack Cover Subject to a Matroid Constraint
Venkatesan T. Chakaravarthy, Anamitra Roy Choudhury, Sivaramakrishnan R. Natarajan, Sambuddha Roy
IARCS Annual Conference on Foundations of Software Technology and Theoretical Computer Science (FSTTCS 2013), pp. 275-286
Abstract   weighted matroid, oriented matroid, matroid partitioning, matroid, mathematics, mathematical optimization, knapsack problem, graphic matroid, discrete mathematics, covering problems, continuous knapsack problem, combinatorics

Scheduling Jobs with Multiple Non-uniform Tasks
Venkatesan Chakaravarthy, Anamitra Choudhury, Sambuddha Roy, Yogish Sabharwal
19th European Conference on Parallel Processing (Euro-Par), 2013

Distributed Algorithms for Scheduling on Line and Tree Networks with Non-uniform Bandwidths
Venkatesan T. Chakaravarthy, Anamitra R. Choudhury, Sambuddha Roy, Yogish Sabharwal
2013 IEEE 27th International Symposium on Parallel and Distributed Processing, pp. 973-984
Abstract   vertex, tree network, special case, scheduling, schedule, parallel computing, distributed computing, distributed algorithm, computer science, bandwidth, approximation algorithm

Distributed and Parallel Algorithms for Set Cover Problems with Small Neighborhood Covers
Archita Agarwal, Venkatesan T. Chakaravarthy, Anamitra R. Choudhury, Sambuddha Roy, Yogish Sabharwal
FSTTCS , 2013


2012

Efficient Decentralized Algorithms for the Distributed Trigger Counting Problem
Venkatesan Chakaravarthy, Anamitra Choudhury, Vijay Garg, Yogish Sabharwal
Theory of Computing Systems 51(4), 447--473, 2012

Looking under the hood of the IBM Blue Gene/Q network
Dong Chen, Noel Eisley, Philip Heidelberger, Sameer Kumar, Amith Mamidala, Fabrizio Petrini, Robert Senger, Yutaka Sugawara, Robert Walkup, Burkhard Steinmacher-Burow, others
Proceedings of the International Conference on High Performance Computing, Networking, Storage and Analysis, pp. 69, 2012

Breaking the speed and scalability barriers for graph exploration on distributed-memory machines
Fabio Checconi, Fabrizio Petrini, Jeremiah Willcock, Andrew Lumsdaine, Anamitra Roy Choudhury, Yogish Sabharwal
Proceedings of the International Conference on High Performance Computing, Networking, Storage and Analysis, pp. 1-12, 2012
Abstract   vertex, theoretical computer science, scalability, parallel computing, graph500, graph theory, graph, distributed memory, distributed computing, computer science, algorithm design


2011

Improved Algorithms for the Distributed Trigger Counting Problem
Venkatesan Chakaravarthy, Anamitra R. Choudhury, Yogish Sabharwal
25th International Symposium on Parallel and Distributed Processing (IPDPS), pp. 515-523, 2011

Multifrontal Factorization of Sparse SPD Matrices on GPUs
Thomas George, Vaibhav Saxena, Anshul Gupta, Amik Singh, Anamitra Roy Choudhury
25th IEEE International Symposium on Parallel and Distributed Processing (IPDPS), pp. 372--383, 2011

An Efficient Decentralized Algorithm for the Distributed Trigger Counting Problem
Venkatesan T. Chakaravarthy, Anamitra Roy Choudhury, Vijay K. Garg, Yogish Sabharwal
12th International Conference on Distributed Computing and Networking (ICDCN), 2011


2010

Brief Announcement: A Decentralized Algorithm for Distributed Trigger Counting
Venkatesan T Chakaravarthy, Anamitra R Choudhury, Vijay K Garg, Yogish Sabharwal
24th International Symposium on Distributed Computing (DISC), pp. 398-400, 2010

A Near-linear Time Constant Factor Algorithm for Unsplittable Flow Problem on Line with Bag Constraints
Venkatesan T. Chakaravarthy, Anamitra R. Choudhury, Yogish Sabharwal
IARCS Annual Conference on Foundations of Software Technology and Theoretical Computer Science (FSTTCS 2010), pp. 181-191
Abstract   time constant, time complexity, scheduling, resource allocation, real time computing, polynomial, mathematics, mathematical optimization, dynamic bandwidth allocation, combinatorics, bandwidth, approximation algorithm, algorithm


2008

Optimizations in financial engineering: The Least-Squares Monte Carlo method of Longstaff and Schwartz
Anamitra R Choudhury, Alan King, Sunil Kumar, Yogish Sabharwal
22nd IEEE International Symposium on Parallel and Distributed Processing (IPDPS), 2008