edge-detection

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2D coordinates of Histogram3D from a given point of view

I found that plot on the web. I don`t know which kind of Distribution yields this. I w开发者_运维技巧ould like to draw such plot on paper. But get some help from Mathematica if possible :[详细]

2023-04-10 15:29 分类：问答
How can I detect an object (with the camera) within an image, and make a new image of this object?

Within my project I\'m using the camera function of the iPhone. I\'d like to take a picture of a card (Rect开发者_JS百科angle shape). After I take this picture I\'d like to scale and fit this card to[详细]

2023-04-06 17:43 分类：问答
Detecting barcode using android camera

I am currently developing this Android phone application for the visually impaired people to detect and scan barcode. I am going to use ZXing(scanning via intent) for decodi开发者_Python百科ng barcode[详细]

2023-04-03 23:51 分类：问答
Top head detection from overhead camera

I have a camera set up开发者_开发问答 on a ceiling , capturing people standing in line. I need to count the amount of people. Currently I do that with background subtraction and Hough transform. The d[详细]

2023-04-01 16:49 分类：问答
Find all non-overlapping polygons in a list of edges/vertices

I have a list of edges and a list of vertices. Each edge references two vertices, each vertex maintains a list of edges.[详细]

2023-04-01 03:02 分类：问答
Applying the Sobel filter using scipy

I\'m trying to apply the Sobel filter on an image to detect edges using scipy. I\'m using Python 3.2 (64 bit) and scipy 0.9.0 on Windows 7 Ultimate (64 bit). Currently my code is as follows:[详细]

2023-03-31 03:16 分类：问答
Markerless AR lib for iPhone

I\'m searching a functional AR Markerless library for the iPhone (from 3GS and supporting iOS 4.3 at least).[详细]

2023-03-26 15:47 分类：问答
OpenCV and c++ ; compare two binary images and get an output (result )

I want to compare two bina开发者_JAVA技巧ry images and get an output as a result . How can i do this ??[详细]

2023-03-26 06:27 分类：问答
Roberts Operator just makes the image brighter

I posted another question about the Roberts operator, but I decided to post a new one since my code has changed significantly since that time.[详细]

2023-03-19 13:16 分类：问答
Using a Roberts operator on an image

This algorithm is meant to apply a Roberts operator to an image, and store the result in a new file. Instead, this code outputs the exact same image as the input.[详细]

2023-03-19 04:27 分类：问答