Research on Improved Canny Edge Detection Algorithm
نویسندگان
چکیده
منابع مشابه
Improved HT Object Detection Algorithm Based on Canny Edge Operator
According to the problem of low positioning accuracy of the existing line detection algorithm and multiple response problem of the single edge detection, this paper presents an improved Hough transform based on Canny operator object detection algorithm which uses the characters of the line segment object from the commonly used edge detection operator to find the best comprehensive properties of...
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Aiming at the disadvantages of edge detail loss and false edges in conventional Canny algorithm, this paper proposes an optimized Canny edge detection algorithm for edge detection of core image by combining self-adaption smooth filtering and self-adaptive threshold value. The algorithm, which retains the advantages of high signal to noise ratio, accurate positioning, single edge single response...
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Edge detection is the first step in many computer vision applications. Edge detection of image significantly reduces the amount of data and filters out unwanted or insignificant information and gives the significant information in an image. This information is used in image processing to detect objects in which there are some problems like false edge detection, missing of low contrast boundarie...
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The paper obtainable here is a challenge to use a canny edge detection algorithm for face recognition. Defined an edge as a set of related pixels that forms a margin between two disjoints regions, the automatic recognition of human faces grants an important challenge to the research community of pattern recognition. There are differences in the lighting, angles , facial expressions and poses, f...
متن کاملCanny Edge Detection
The purpose of edge detection in general is to significantly reduce the amount of data in an image, while preserving the structural properties to be used for further image processing. Several algorithms exists, and this worksheet focuses on a particular one developed by John F. Canny (JFC) in 1986 [2]. Even though it is quite old, it has become one of the standard edge detection methods and it ...
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ژورنال
عنوان ژورنال: MATEC Web of Conferences
سال: 2018
ISSN: 2261-236X
DOI: 10.1051/matecconf/201823203053