Top "Compression" questions

The name given to the process of encoding data such that it uses lesser number of bits as compared to the original representation.

PHP+Imagick - PNG Compression

How do I efficiently compress a PNG? In my case, the images are small grayscale images with transparency. Currently I'm …

php compression png imagick
What is the canonical method for an HTTP client to instruct an HTTP server to disable gzip responses?

I thought this was a simple google search, but apparently I'm wrong on that. I've seen that you should supply: …

http compression gzip http-accept-encoding
Tool for lossless image compression

Running Google Page Speed on a public site , I saw some suggestions by the tool like the following : Losslessly compressing …

compression imaging pagespeed image-compression
Compressing a folder with many duplicated files

I have a pretty big folder (~10GB) that contains many duplicated files throughout it's directory tree. Many of these files …

compression tar rar winrar winzip
Most Efficient Multipage RequireJS and Almond setup

I have multiple pages on a site using RequireJS, and most pages have unique functionality. All of them share a …

optimization compression requirejs r.js almond
Closest group of 3 points

Is there a known, efficient algorithm for finding the closest group of three points in a cloud? This is similar …

algorithm compression geometry closest-points
Google PageSpeed & ImageMagick JPG compression

Given a user uploaded image, I need to create various thumbnails of it for display on a website. I'm using …

image-processing compression imagemagick jpeg pagespeed
Gzip compression not working ASP.net MVC5

I want to compress my web application with Gzip and I am using following class compression filter public class CompressFilter : …

asp.net-mvc asp.net-mvc-5 compression gzip gzipstream
GD imagejpeg() compression?

I'm working on a project where I edit the pixels of a jpg in PHP using the GD library. Its …

php compression gd steganography
Calculating MSE (Mean Squared Error)

I'm not sure if this is the right place to ask this, but where can a find a step-by-step guide …

java image compression mse