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Discussion Groups | Image Signal Processing

Technical Discussions related to Image Processing (image coding, compression, digital effects, mpeg, etc)

  

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Determining a rectangular composite for panorama
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abba...@gmail.com - Aug 20 2013
Hello I have a question regarding the creating of a mesh for warping two matching images for stitching. I have found an example of an image stitching process that uses a rectang... Determining a rectangular composite for panorama

jpeg loss and perceptual quality -?
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vlya...@gmail.com - Apr 2 2012
Was there any research on correlation between jpeg encoding loss and perceptual quality of resulting image? For example, ImageMagic "convert" can recompress existing image with 25... jpeg loss and perceptual quality -?

level sets segmentation problem [3 Attachments]
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Esmeralda Ruiz Pujadas - Sep 29 2011
Hi I am new in this forum so first I would like first to introduce me. I am in my first year of my phD and I have a lot to learn yet. My project is related to segment the myo... level sets segmentation problem [3 Attachments]

hand extraction using frame difference method in MFC VS 2010 + OpenCV
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RABIA - Aug 30 2011
Frame Difference in gray scale 1. I applied cvMean on original gray scale image and set as thresold So, result: http://imm.io/8x9p 2. then i get cvMean from the cvAbsDif... hand extraction using frame difference method in MFC VS 2010 + OpenCV

Mapping between image pixel and spherical surface
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APOSTOLOS PAPAZOGLOU - Aug 30 2011
Hi there, my name is Apostolos and I am quite new with computer vision and image processing... My question sounds simple but so far I have not found the right answer. I ... Mapping between image pixel and spherical surface

FFT 2D Convolution - Question
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marc...@gmail.com - Aug 30 2011
Hello, I have a question, If I'm doing the FFT Convolution the right way because I don't get the wanted results. ( I am using the kissFTT library for c ) I load an image from a ... FFT 2D Convolution - Question

Re: face detection and recognition algorithm for video surveillance   [2 Articles]
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vina...@gmail.com - Jun 3 2011
Hi, For the algorithms part, you can try using the eigen face decomposition method. i am trying to build a face detection and recognition algorithm for > video surveillance i... Re: face detection and recognition algorithm for video surveillance

Function of filtering
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M - Apr 26 2011
//HELLO, I am working on a project in ' Despeckling of medical ultrasound images ',= which i need to compare my porposed filter with other filters like Gamma, = GenLik method,... Function of filtering

Object recognition: Haar-like features
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got2getcrackin - Apr 19 2011
Hi all I am doing a project on object recognition using live video stream from a webcam and have come across the haar-like feature/adaboost algorithm. I am slightly confused... Object recognition: Haar-like features

Removing Perspective distortion
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fubu...@gmail.com - Apr 13 2011
Hello, I am working on a project in which i need to create a panorama by taking images from a PTZ camera. The problem I am facing is when I capture two images at different angl... Removing Perspective distortion
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