A PREDICTIVE FUNCTION OPTIMIZATION ALGORITHM FOR MULTI-SPECTRAL SKIN LESION ASSESSMENT

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TitreA PREDICTIVE FUNCTION OPTIMIZATION ALGORITHM FOR MULTI-SPECTRAL SKIN LESION ASSESSMENT
Type de publicationConference Paper
Year of Publication2015
AuteursLi C, Balla-Arabe S, Brost V, Yang F
Conference Name2015 23RD EUROPEAN SIGNAL PROCESSING CONFERENCE (EUSIPCO)
PublisherEURECOM
Conference Location345 E 47TH ST, NEW YORK, NY 10017 USA
ISBN Number978-0-9928-6263-3
Mots-clésEmbedded System, FPGA, genetic algorithm, High-Level Synthesis, High-Performance Computing, Kubelka-Munk model, Light-Tissue Interaction, Multi-spectral Image Processing, POSIX Thread, SW/HW Co-design
Résumé

The newly introduced Kubelka-Munk Genetic Algorithm (KMGA) is a promising technique used in the assessment of skin lesions. Unfortunately, this method is computationally expensive due to its function inverting process. In the work of this paper, we design a Predictive Function Optimization Algorithm in order to improve the efficiency of KMGA by speeding up its convergence rate. Using this approach, a High-Convergence-Rate KMGA (HCR-KMGA) is implemented onto multi-core processors and FPGA devices respectively. Furthermore, the implementations are optimized using parallel computing techniques. Intensive experiments demonstrate that HCR-KMGA can effectively accelerate KMGA method, while improving its assessment accuracy as well.