Robust recognition of degraded documents using character n-grams

S Dutta, N Sankaran, KP Sankar… - 2012 10th IAPR …, 2012 - ieeexplore.ieee.org
In this paper we present a novel recognition approach that results in a 15% decrease in
word error rate on heavily degraded Indian language document images. OCRs have …

Toward an evolutionary task parallel integrated MPI+ X programming model

RF Barrett, DT Stark, CT Vaughan, RE Grant… - Proceedings of the …, 2015 - dl.acm.org
The Bulk Synchronous Parallel programming model is showing performance limitations at
high processor counts. We propose over-decomposition of the domain, operated on as …

Early experiences co-scheduling work and communication tasks for hybrid MPI+ X applications

DT Stark, RF Barrett, RE Grant… - 2014 Workshop on …, 2014 - ieeexplore.ieee.org
Advances in node-level architecture and interconnect technology needed to reach extreme
scale necessitate a reevaluation of long-standing models of computation, in particular bulk …

A fast and resource-conscious MPI message queue mechanism for large-scale jobs

JA Zounmevo, A Afsahi - Future Generation Computer Systems, 2014 - Elsevier
Abstract The Message Passing Interface (MPI) message queues have been shown to grow
proportionately to the job size for many applications. With such a behaviour and knowing …

An efficient MPI message queue mechanism for large-scale jobs

JA Zounmevo, A Afsahi - 2012 IEEE 18th International …, 2012 - ieeexplore.ieee.org
The Message Passing Interface (MPI) message queues have been shown to grow
proportionately to the job size for many applications. With such a behaviour and knowing …

Using triggered operations to offload rendezvous messages

BW Barrett, R Brightwell, KS Hemmert… - European MPI Users' …, 2011 - Springer
Historically, MPI implementations have had to choose between eager messaging protocols
that require buffering and rendezvous protocols that sacrifice overlap and strong …

Cooperative rendezvous protocols for improved performance and overlap

S Chakraborty, M Bayatpour, J Hashmi… - … Conference for High …, 2018 - ieeexplore.ieee.org
With the emergence of larger multi-/many-core clusters and new areas of HPC applications,
performance of large message communication is becoming more important. MPI libraries …

A parallel implementation of data fusion algorithm using gamma

RR Mello, RHP de Almeida… - 2015 International …, 2015 - ieeexplore.ieee.org
In this paper we carried out designing and implementing of a target tracking data fusion
algorithm based on a two stages graph solution using the computational model Gamma …

Design and evaluation of efficient collective communications on modern interconnects and multi-core clusters

Y Qian - 2010 - library-archives.canada.ca
Abstract<? Pub Inc> Two driving forces behind high-performance clusters are the availability
of modern interconnects and the advent of multi-core systems. As multi-core clusters …

Compiler-enabled optimization of persistent MPI Operations

T Jammer, C Bischof - 2022 IEEE/ACM International Workshop …, 2022 - ieeexplore.ieee.org
MPI is widely used for programming large HPC clusters. MPI also includes persistent
operations, which specify recurring communication patterns. The idea is that the usage of …