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Canny Edge

A Spread Canny Edge Detection Algorithm for Filtering the Historical Inscription Image

A Spread Canny Edge Detection Algorithm for Filtering the Historical Inscription Image

... paper, Canny Edge Detection and proposed Spread Canny Edge Detection are relatively beneficial for the recovery of significant images from the image ...spread canny edge ...

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Algorithm and implementation of distributed canny edge detector on FPGA 

Algorithm and implementation of distributed canny edge detector on FPGA 

... The edge detection process adopts the simplified analysis of images by drastically reducing the amount of data to be processed, while at the same time it will preserve the useful structural information about ...

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Image Steganography based on a Parameterized Canny Edge Detection Algorithm

Image Steganography based on a Parameterized Canny Edge Detection Algorithm

... on Canny Edge Detection ...the Canny edge detection ...the Canny edge detection algorithm is applied on the transformed image to extract the edges from it which would be revealed ...

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Integration of Morphological Segmentation and Canny Edge Detection for Iris Recognition

Integration of Morphological Segmentation and Canny Edge Detection for Iris Recognition

... This paper presents an iris based personal identification system. The proposed system converts the captured iris image into a grayscale image, and, edge of the eyes is traced using Canny edge ...

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Stereo Vision Distance Estimation Employing SAD with Canny Edge Detector

Stereo Vision Distance Estimation Employing SAD with Canny Edge Detector

... The Canny edge detector is an edge detection operator which is using a multi-stage algorithm to detect a wide range of edges in the ...The Canny edge detector uses the first derivative ...

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An Application of Canny Edge Detection Algorithm to Rail Thermal Image Fault Detection

An Application of Canny Edge Detection Algorithm to Rail Thermal Image Fault Detection

... The FileReader module is mainly responsible for reading and retrieving information from the video files. The video files are a proprietary format, comprising metadata and a series of grey scale, thermal JPG images. The ...

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A Distributed Canny Edge Detector: Algorithm & FPGA Implementation

A Distributed Canny Edge Detector: Algorithm & FPGA Implementation

... original Canny algorithm relies on frame-level statistics to predict the high and low thresholds and thus has latency proportional to the frame ...distributed canny edge detection algorithm which has ...

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Performance Evaluation of Various Thresholding Methods using Canny Edge Detector

Performance Evaluation of Various Thresholding Methods using Canny Edge Detector

... of edge detection, the gradient values of pixels exceeding a certain threshold are considered as edge ...for canny edge detection algorithm and then results obtained are compared on the basis ...

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Image Steganography by Variable Embedding and Multiple Edge Detection using Canny Operator

Image Steganography by Variable Embedding and Multiple Edge Detection using Canny Operator

... like Canny edge detection ...multiple edge detection so that more number of pixels around the edge area is detected using the above ...multiple edge detection and variable embedding ...

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Insignificant shadow detection for video segmentation

Insignificant shadow detection for video segmentation

... and Canny edge maps; 2) shadow re- gion detection by multiframe integration, edge matching, and region growing; and 3) shadow region removal and post-pro- cessing for eliminating noise and tuning ...

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Restricted Hysteresis Reduce Redundancy in Edge Detection

Restricted Hysteresis Reduce Redundancy in Edge Detection

... detected edge points, then the detected line positions based on Canny edge detection are different from restricted hysteresis (Figure 10(a) and (b) ) ...Since edge pixels are presented in ...

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MULTI LEVEL AES DESIGN SECURITY: FROM SYSTEMC TLM TO FPGA

MULTI LEVEL AES DESIGN SECURITY: FROM SYSTEMC TLM TO FPGA

... popular Edge Detection techniques such as the Laplacian of Gaussian, Otsu’s method and the Canny Edge Detector is ...formed Edge Detection ...

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Intelligent Traffic Light Control using Image Processing

Intelligent Traffic Light Control using Image Processing

... Figure 2, 3 shows the result of automatic number plate recognition (ANPR). i.e., how the number plate is extracted from the image. The first slide is the original image, the second one is the grayscale conversion of the ...

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Rail Defect Edge Detection Based on Improved Canny Operator

Rail Defect Edge Detection Based on Improved Canny Operator

... traditional Canny edge detection algorithm is improved, and an improved Canny operator based edge detection algorithm is ...of edge pixels more ...the edge details more perfectly ...

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Comparisons and Implementation  of different Segmentation algorithm based on entropy and energy

Comparisons and Implementation of different Segmentation algorithm based on entropy and energy

... The canny edge detector first smoothes the image to eliminate gradient to highlight regions with high spatial derivatives. The algorithm then tracks along these regions and suppresses any pixel that is not ...

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Image Enhancement and Compression using Edge Detection Technique

Image Enhancement and Compression using Edge Detection Technique

... Edge detection mainly aims at detecting the points in an image which is digital where its brightness changes or in other terms, the one which has ...An edge in any image represents the change over the ...

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A Proficient Matching For Iris Segmentation and Recognition Using Filtering Technique

A Proficient Matching For Iris Segmentation and Recognition Using Filtering Technique

... This paper presents an effective method to recognize iris boundaries by performing Canny edge detection and Hough transforms. After applying our proposed method, we will get exact input image of the ...

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Edge Detection Algorithm Based on the Top hat Operator

Edge Detection Algorithm Based on the Top hat Operator

... image edge detection method based on multi-directional, multi-scale Top-hat operators, and applies the method to the edge detection of OSAHS (Obstructive Sleep Apnea Hypopnea Syndrome) early pathological ...

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Illumination Invariant Facial Pose Classification

Illumination Invariant Facial Pose Classification

... An edge operator is used for finding edges from images, PCA is applied to reduce the dimensions, and finally a linear subspace feature extraction is used for pose ...various edge operators and linear ...

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Semi Optimal Edge Detector based on Simple Standard Deviation with Adjusted Thresholding

Semi Optimal Edge Detector based on Simple Standard Deviation with Adjusted Thresholding

... evaluating edge detection by simple statistical standard deviation had been ...classical edge detectors which are Sobel and ...for edge detection produces satisfactory results for different gray ...

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