Presentation 2009-09-17
Component Labeling on the FPGA using Few Logic Elements
Yasuaki ITO, Koji NAKANO,
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Abstract(in English) In this paper, we present a hardware connected component labeling algorithm which is a task that assigns unique IDs to the connected components of a binary image. Our hardware on the FPGA assigns labels for k-concave binary images. Pixels of a binary image are given to the FPGA in raster order, and the resulting labels are also output in the same order. The advantage of our labeling algorithm is low latency and to use FPGA effectively. We have implemented our hardware labeling algorithm in an Altera Stratix Family FPGA, and evaluated the performance. The implementation result shows that for a 20-concave binary image of 2048×2048, our connected component labeling algorithm runs in approximately 72ms and its latency is approximately 2.9ms.
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Keyword(in English) Connected component labeling / FPGA / Hardware algorithm / Image processing
Paper # RECONF2009-20
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Conference Information
Committee RECONF
Conference Date 2009/9/10(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Component Labeling on the FPGA using Few Logic Elements
Sub Title (in English)
Keyword(1) Connected component labeling
Keyword(2) FPGA
Keyword(3) Hardware algorithm
Keyword(4) Image processing
1st Author's Name Yasuaki ITO
1st Author's Affiliation Department of Information Engineering, Hiroshima University()
2nd Author's Name Koji NAKANO
2nd Author's Affiliation Department of Information Engineering, Hiroshima University
Date 2009-09-17
Paper # RECONF2009-20
Volume (vol) vol.109
Number (no) 198
Page pp.pp.-
#Pages 6
Date of Issue