26 citations · 31 across the 3 of their papers we have counts for
3 papers · 1 filter
Noise generation for compression algorithms
Renata Khasanova, Jan Wassenberg, Jyrki Alakuijala
In various Computer Vision and Signal Processing applications, noise is typically perceived as a drawback of the image capturing system that ought to be removed. We, on the other h…
Guetzli: Perceptually Guided JPEG Encoder
Jyrki Alakuijala, Robert Obryk, Ostap Stoliarchuk +3
Guetzli is a new JPEG encoder that aims to produce visually indistinguishable images at a lower bit-rate than other common JPEG encoders. It optimizes both the JPEG global quantiza…
Users prefer Guetzli JPEG over same-sized libjpeg
Jyrki Alakuijala, Robert Obryk, Zoltan Szabadka +1
We report on pairwise comparisons by human raters of JPEG images from libjpeg and our new Guetzli encoder. Although both files are size-matched, 75% of ratings are in favor of Guet…