Top "Noise-reduction" questions

Anything related to noise reduction techniques and tools.

Remove noise from wav file, MATLAB

I've only used MATLAB as a calculator, so I'm not as well versed in the program. I hope a kind …

matlab audio signal-processing wav noise-reduction
OpenCV using k-means to posterize an image

I want to posterize an image with k-means and OpenCV in C++ interface (cv namespace) and I get weird results. …

c++ image-processing opencv k-means noise-reduction
OpenCV - Removal of noise in image

I have an image here with a table.. In the column on the right the background is filled with noise …

c++ opencv image-processing noise-reduction
removing noise in a binary image using openCV

I had read in a video into Visual Studio using openCV and converted it to grayscale then used the function …

c++ opencv computer-vision noise-reduction
How to remove gaussian noise from an image in MATLAB?

I'm trying to remove a Gaussian noise from an image. I've added the noise myself using: nImg = imnoise(img,'gaussian',0,0.01); …

matlab image-processing noise-reduction
how to remove salt and pepper noise from images using python?

I have tried to implement the following algorithm but the resulting image looks the same. Step 1: Read Noisy Image. Step 2: …

python image image-processing noise noise-reduction
Android active noise cancellation

I'm working a somewhat ambitious project to get active noise-reduction achieved on Android with earbuds or headphones on. My objective …

android audio signal-processing audiorecord noise-reduction
Which algorithm is used for noise canceling in earphones?

I want to program software for noise canceling in real time, the same way it happens in earphones with active …

algorithm audio noise-reduction
averaging mask and laplacian mask in image processing

in a given application I apply an averaging mask to input images to reduce noise, and then a Laplacian mask …

matlab image-processing noise-reduction image-enhancement
Convert raster images to vector graphics using OpenCV?

I'm looking for a possibility to convert raster images to vector data using OpenCV. There I found a function cv::…

opencv vectorization noise-reduction error-suppression