In data compression and psychoacoustics, transparency is the result of lossy data compression accurate enough that the compressed result is perceptually...
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US Transparency (data compression), perceptually lossless Transparency (human–computer interaction), a change not affecting interface Transparency (telecommunication)...
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caused by the application of lossy compression. Lossy data compression involves discarding some of the media's data so that it becomes small enough to...
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technology, lossy compression or irreversible compression is the class of data compression methods that uses inexact approximations and partial data discarding...
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image compression algorithms (e.g. JPEG), S3TC's fixed-rate data compression coupled with the single memory access (cf. Color Cell Compression and some...
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Image file format (section Image file compression)
compression or lossless compression. For graphic design applications, vector formats are often used. Some image file formats support transparency. Raster formats...
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as references, rather than one alone. Codec listening test Transparency (data compression) Psychophysics Psychoacoustics Difference threshold Munson,...
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client. Similarly, some file systems allow transparent compression and decompression of data, enabling users to store more files on a medium without...
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processing systems to reduce costs. They use data compression, partitioning, and archiving. If the data is structured and some form of online transaction...
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Machine learning (section Data compression)
and compression. A system that predicts the posterior probabilities of a sequence given its entire history can be used for optimal data compression (by...
140 KB (15,517 words) - 12:17, 3 August 2025
PNG (category Image compression)
PEE-en-JEE) is a raster-graphics file format that supports lossless data compression. PNG was developed as an improved, non-patented replacement for Graphics...
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Order-independent transparency (OIT) is a class of techniques in rasterisational computer graphics for rendering transparency in a 3D scene, which do...
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Adaptive scalable texture compression (ASTC) is a lossy block-based texture compression algorithm developed by Jørn Nystad et al. of ARM Ltd. and AMD...
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PDF (redirect from XML Forms Data Format)
these elements and any associated content into a single file, with data compression where appropriate. PostScript is a page description language run in...
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WebP (category Image compression)
file formats. It supports both lossy and lossless compression, as well as animation and alpha transparency. Google announced the WebP format in September...
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BMP file format (section Compression)
two-dimensional digital images in various color depths, and optionally with data compression, alpha channels, and color profiles. The Windows Metafile (WMF) specification...
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JPEG (redirect from Data compression/JPEG)
method of lossy compression for digital images, particularly for those images produced by digital photography. The degree of compression can be adjusted...
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JPEG XR (category Lossy compression algorithms)
JPEG XR (JPEG extended range) is an image compression standard for continuous tone photographic images, based on the HD Photo (formerly Windows Media...
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JPEG 2000 (category Image compression)
JPEG 2000 (JP2) is an image compression standard and coding system. It was developed from 1997 to 2000 by a Joint Photographic Experts Group committee...
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PCX (section Image data compression)
header is composed of 18 fields: All PCX files use the same compression scheme and the compression value is always 1. No other values have been defined and...
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GIF (section Compression example)
GIF images are compressed using the Lempel–Ziv–Welch (LZW) lossless data compression technique to reduce the file size without degrading the visual quality...
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a very powerful design feature. CORBA marshals its data in a binary form and supports compression. IONA, Remedy IT, and Telefónica have worked on an extension...
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Measuring network throughput (redirect from Measuring Data Throughput)
data as it is sent. This is a feature of most analog modems and of several popular operating systems. If the 64 k file can be shrunk by compression,...
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MPEG-4 is a group of international standards for the compression of digital audio and visual data, multimedia systems, and file storage formats. It was...
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Raw image format (section Sensor image data)
implement lossless data compression to reduce the size of the files without affecting image quality. But some others use lossy data compression where quantization...
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Advanced Audio Coding (redirect from Audio Data Transport Stream)
Audio Coding (AAC) is an audio coding standard for lossy digital audio compression. It was developed by Dolby, AT&T, Fraunhofer and Sony, originally as...
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JPEG XL (category Image compression)
with uncompromisingly powerful, yet efficiently computable compression and efficient data representation. Following a study about the most popular JPEG...
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Apple Icon Image format (section Compression)
will have transparency at the bottom right corner anyway. However, it can become an issue if the last value is a repeating byte (see Compression). Potentially...
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High Efficiency Video Coding (redirect from High Efficiency Video Coding (HEVC) compression standard)
Part 10). In comparison to AVC, HEVC offers from 25% to 50% better data compression at the same level of video quality, or substantially improved video...
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users can benefit from the power of JPEG compression while preserving lossless (PNG-compressed) transparency information. The chunk-based structure of...
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