Publications

Zhe Wang, D. Chanda, S. Simon, and T. Richter. Memory efficient lossless compression of image sequences with JPEG-LS and temporal prediction. Picture Coding Symposium (PCS), 2012, 305-308, May 2012. [PUMA: coding;image images;temporal efficient data systems;image sequences;lossless encoder;lossy lossless prediction;temporal-extended coding;Image reference modeling;embedded coding compression;image lossy sequences;Memory management;Standards;Transform compression;still requirement;online prediction;Context;Encoding;Image compression;memory 2000;JPEG-LS;context sequences;JPEG frame] URL

Thomas Richter. Compressing JPEG 2000 JPIP Cache State Information. In James A. Storer Michael W. Marcellin (Eds.), Data Compression Conference (DCC), 2012, 13-21, IEEE, Snowbird, Utah, USA, April 2012. [PUMA: browsing image cache coding;protocols;trees compression;JPIP 2000 scheme;http data;interactive requests;JPIP coding;Image compression;image resolution;Servers;Transform zero-tree protocol;medical adjustment algorithm;Context;Data information compression syntax;image request models;Encoding;Image data 2000;JPIP;Zero-Tree coding;JPEG model;embedded JPIP type databases;modified Coding server;cache state model (mathematics);JPEG] URL

Thomas Richter. On the duality of rate allocation and quality indices. Picture Coding Symposium (PCS), 270-273, Nagoya, Japan, December 2010. [PUMA: image coding approximation compression, data theory,] URL

Thomas Richter. Spatial Constant Quantization in JPEG XR is Nearly Optimal. Data Compression Conference (DCC), 2010, 79-88, Snowbird, UT, March 2010. [PUMA: Theory, image Variable coding, JPEG Quantization, Simulated data Distortion theory, rate quantisation XR, Annealing, compression, Rate optimisation, vector distortion] URL

Thomas Richter. Visual Quality Improvement Techniques of HDPhoto/JPEG-XR. Image Processing, 2008. ICIP 2008. 15th IEEE International Conference on, 2888-2891, San Diego, CA, October 2008. [PUMA: standards;Image coding;HDPhoto;ISO standardization;JPEG-XR;image data metrics;visual codec;visual coding;Measurement;PSNR;Quantization;Testing;Transform quality improvement techniques;Codecs;Entropy Weighting coding;Frequency;ISO compression;image coding;Fixed Weighting;JPEG;Visual Metrics;Visual Frequency compression] URL

Thomas Richter. Effective Visual Masking Techniques in JPEG2000. Image Processing, 2008. ICIP 2008. 15th IEEE International Conference on, 2876-2879, San Diego, CA, October 2008. [PUMA: image masking reconstruction;Mean methods;Rate-distortion;Transform SSIM quality;Image masks;Codecs;Frequency;Humans;Image coding;wavelet coding;Image square compression;image algorithm;statistical standard;low system;Generalized compression complexity transforms;JPEG2000 error index;rate coding;Visual data model;visual Gaussian;JPEG2000;Visual quality;visual Masking data;weighting algorithm;wavelet allocation algorithm;multi-scale] URL

T. Richter. Effective Visual Masking Techniques in JPEG2000. Data Compression Conference, 2008. DCC 2008, 540-540, March 2008. [PUMA: masking;Data measurement;Transform coding;Mean error compression;Distortion coding;Visual data allocation;visual methods;JPEG2000;image compression;mean square compression;image methods;Performance coding;mean Gaussian;JPEG2000;Visual evaluation;Signal Masking measurement;Humans;Image error;rate system;Generalized resolution;Size] URL