Efficiency optimization of trainable feature extractors for a consumer platform

M.C.J. Peemen, B. Mesman, H. Corporaal

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

13 Citations (Scopus)
1 Downloads (Pure)

Abstract

This paper proposes an algorithmic optimization for the feature extractors of biologically inspired Convolutional Neural Networks (CNNs). CNNs are successfully used for different visual pattern recognition applications such as OCR, face detection and object classification. These applications require complex networks exceeding 100,000 interconnected computational nodes. To reduce the computational complexity a modified algorithm is proposed; real benchmarks show 65 - 83% reduction, with equal or even better recognition accuracy. Exploiting the available parallelism in CNNs is essential to reduce the computational scaling problems. Therefore the modified version of the algorithm is implemented and evaluated on a GPU platform to demonstrate the suitability on a cost effective parallel platform. A speedup of 2.5x with respect to the standard algorithm is achieved.
Original languageEnglish
Title of host publicationProceedings of ACIVS'11 : Advanced Concepts for Intelligent Vision systems, 22-25 August 2011, Ghent, Belgium
Place of PublicationBerlin
PublisherSpringer
Pages293-304
ISBN (Print)978-3-642-23686-0
DOIs
Publication statusPublished - 2011
Event13th International Conference on Advanced Concepts for Intelligent Vision Systems (ACIVS 2011) - Ghent, Belgium
Duration: 22 Aug 201125 Aug 2011
Conference number: 13
http://acivs.org/acivs2011

Publication series

NameLecture Notes in Computer Science
Volume6915
ISSN (Print)0302-9743

Conference

Conference13th International Conference on Advanced Concepts for Intelligent Vision Systems (ACIVS 2011)
Abbreviated titleACIVS 2011
Country/TerritoryBelgium
CityGhent
Period22/08/1125/08/11
Internet address

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