Presentation 1999/11/18
Fast Algorithm for Labeling of Connected Components in Binary Images
Kenji SUZUKI, Isao HORIBA, Noboru SUGIE,
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Abstract(in English) This paper presents a fast algorithm for labeling of connected components in binary images based on sequential local operations. One-dimensional table, which memorizes label equivalencies, is used successively during operations for uniting equivalent labels. The labeling is completed by 4-passes, i. e. the first forward scan, the backward scan, the second forward scan, and the conversion based on the label connection table. The number of operations is directly proportional to the number of pixels in an image. By the comparative evaluation, it is shown that the proposed method outperforms the conventional methods in terms of the computational cost.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) sequential local operation / fast labeling / one-dimensional table / backward scan / image size
Paper # PRMU99-123
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Conference Information
Committee PRMU
Conference Date 1999/11/18(1days)
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Paper Information
Registration To Pattern Recognition and Media Understanding (PRMU)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Fast Algorithm for Labeling of Connected Components in Binary Images
Sub Title (in English)
Keyword(1) sequential local operation
Keyword(2) fast labeling
Keyword(3) one-dimensional table
Keyword(4) backward scan
Keyword(5) image size
1st Author's Name Kenji SUZUKI
1st Author's Affiliation Faculty of Information Science and Technology, Aichi Prefectural University()
2nd Author's Name Isao HORIBA
2nd Author's Affiliation Faculty of Information Science and Technology, Aichi Prefectural University
3rd Author's Name Noboru SUGIE
3rd Author's Affiliation Faculty of Science and Technology, Meijo University
Date 1999/11/18
Paper # PRMU99-123
Volume (vol) vol.99
Number (no) 448
Page pp.pp.-
#Pages 8
Date of Issue