• In computer science, iterative compression is an algorithmic technique for the design of fixed-parameter tractable algorithms, in which one element (such...
    9 KB (1,147 words) - 19:56, 12 October 2024
  • programming Greedy algorithm Recursion Prune and search Kernelization Iterative compression Sweep line algorithms Rotating calipers Randomized incremental construction...
    1 KB (80 words) - 08:18, 27 February 2024
  • Thumbnail for Fractal compression
    Fractal compression is a lossy compression method for digital images, based on fractals. The method is best suited for textures and natural images, relying...
    24 KB (2,701 words) - 22:28, 24 March 2025
  • Brotli (redirect from Brotli Compression)
    compression (content-encoding type "br"). This generalized iteration also improved the compression ratio by using a predefined dictionary of frequently used...
    17 KB (1,637 words) - 06:17, 24 April 2025
  • Thumbnail for Iterative reconstruction
    Iterative reconstruction refers to iterative algorithms used to reconstruct 2D and 3D images in certain imaging techniques. For example, in computed tomography...
    16 KB (1,784 words) - 15:01, 9 October 2024
  • Thumbnail for Iterated function system
    PIFS (partitioned iterated function systems), also called local iterated function systems, give surprisingly good image compression, even for photographs...
    12 KB (1,461 words) - 08:40, 22 May 2024
  • Run-length encoding (RLE) is a form of lossless data compression in which runs of data (consecutive occurrences of the same data value) are stored as...
    11 KB (1,340 words) - 17:35, 31 January 2025
  • Thumbnail for Compression artifact
    A compression artifact (or artefact) is a noticeable distortion of media (including images, audio, and video) caused by the application of lossy compression...
    22 KB (2,354 words) - 16:13, 5 January 2025
  • data compression well suited for image compression (sometimes also video compression and audio compression) Transform coding: type of data compression for...
    72 KB (7,945 words) - 09:48, 26 April 2025
  • Thumbnail for Odd cycle transversal
    {\displaystyle k} . The development of these algorithms led to the method of iterative compression, a more general tool for many other parameterized algorithms. The...
    6 KB (663 words) - 17:39, 26 March 2025
  • Thumbnail for Wavelet transform
    Wavelet compression is a form of data compression well suited for image compression (sometimes also video compression and audio compression). Notable...
    27 KB (3,836 words) - 21:35, 6 February 2025
  • language model tokenizers. The original version of the algorithm focused on compression. It replaces the highest-frequency pair of bytes with a new byte that...
    9 KB (1,213 words) - 03:07, 14 April 2025
  • The following is a list of compression formats and related codecs. Linear pulse-code modulation (LPCM, generally only described as PCM) is the format...
    50 KB (5,309 words) - 05:22, 2 May 2025
  • Lempel–Ziv–Welch (LZW) is a universal lossless data compression algorithm created by Abraham Lempel, Jacob Ziv, and Terry Welch. It was published by Welch...
    30 KB (3,424 words) - 17:16, 20 February 2025
  • called block-sorting compression) rearranges a character string into runs of similar characters. This is useful for compression, since it tends to be...
    39 KB (3,555 words) - 15:42, 30 April 2025
  • vertex number k {\displaystyle k} are reduced to small instances. Iterative compression, a different design technique for fixed-parameter tractable algorithms...
    20 KB (2,852 words) - 09:44, 2 June 2024
  • Vector quantization (category Lossy compression algorithms)
    in the early 1980s by Robert M. Gray, it was originally used for data compression. It works by dividing a large set of points (vectors) into groups having...
    13 KB (1,649 words) - 10:50, 3 February 2024
  • Thumbnail for Numerical analysis
    method, and Jacobi iteration. In computational matrix algebra, iterative methods are generally needed for large problems. Iterative methods are more common...
    39 KB (3,919 words) - 15:17, 22 April 2025
  • Thumbnail for Arithmetic coding
    Arithmetic coding (AC) is a form of entropy encoding used in lossless data compression. Normally, a string of characters is represented using a fixed number...
    41 KB (5,380 words) - 04:35, 11 January 2025
  • filter RAW compression (as used with the Silicon Imaging SI-2K camera.) All compression is based on an integer reversible wavelet compression kernel, with...
    6 KB (656 words) - 19:34, 15 March 2025
  • Thumbnail for One-way compression function
    In cryptography, a one-way compression function is a function that transforms two fixed-length inputs into a fixed-length output. The transformation is...
    24 KB (3,977 words) - 11:37, 24 March 2025
  • iterative scheme. This method, though fast, subsequently leads to over-smoothing of edges resulting in blurred image edges. TV methods with iterative...
    46 KB (5,874 words) - 16:00, 4 May 2025
  • Thumbnail for Point cloud
    with other point clouds, a process termed point set registration. The Iterative closest point (ICP) algorithm can be used to align two point clouds that...
    12 KB (1,283 words) - 12:32, 19 December 2024
  • Thumbnail for Truss
    The top beams in a truss are called top chords and are typically in compression, and the bottom beams are called bottom chords, and are typically in...
    31 KB (3,570 words) - 15:38, 29 March 2025
  • Re-Pair (category Compression algorithms)
    Re-Pair (short for recursive pairing) is a grammar-based compression algorithm that, given an input text, builds a straight-line program, i.e. a context-free...
    11 KB (1,230 words) - 00:53, 6 December 2024
  • Thumbnail for Merkle–Damgård construction
    collision-resistant cryptographic hash functions from collision-resistant one-way compression functions.: 145  This construction was used in the design of many popular...
    15 KB (1,904 words) - 15:25, 10 January 2025
  • Rate–distortion theory (category Data compression)
    information theory which provides the theoretical foundations for lossy data compression; it addresses the problem of determining the minimal number of bits per...
    15 KB (2,327 words) - 09:59, 31 March 2025
  • Thumbnail for HMAC
    attacks. An iterative hash function (one that uses the Merkle–Damgård construction) breaks up a message into blocks of a fixed size and iterates over them...
    18 KB (2,316 words) - 18:51, 16 April 2025
  • Thumbnail for Hyundai Theta engine
    (2009–2014) The first iteration of 2.0L T-GDI engine was used in the sixth generation Sonata and third generation Optima, compression ratio is 9.5:1 and...
    21 KB (2,731 words) - 15:42, 24 April 2025
  • Move-to-front transform (category Data compression transforms)
    of compression. When efficiently implemented, it is fast enough that its benefits usually justify including it as an extra step in data compression algorithm...
    13 KB (1,614 words) - 18:18, 17 February 2025