• Perceptual hashing is the use of a fingerprinting algorithm that produces a snippet, hash, or fingerprint of various forms of multimedia. A perceptual...
    15 KB (1,710 words) - 11:06, 24 July 2025
  • tampering is not a primary concern. Perceptual hashing is the use of a fingerprinting algorithm that produces a snippet, hash, or fingerprint of various forms...
    6 KB (1,375 words) - 02:52, 23 July 2025
  • on Github". GitHub. gxhash on GitHub "pHash.org: Home of pHash, the open source perceptual hash library". pHash.org. Retrieved 2020-06-16. "dhash". PyPI...
    10 KB (279 words) - 12:52, 24 May 2025
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    hashing is known as geometric hashing or the grid method. In these applications, the set of all inputs is some sort of metric space, and the hashing function...
    50 KB (7,455 words) - 17:15, 31 July 2025
  • characteristic components of a video as a unique or a set of multiple perceptual hashes or fingerprints, enabling that video to be uniquely identified. This...
    13 KB (1,470 words) - 06:15, 28 July 2025
  • points for the basis is another approach for geometric hashing. Similar to the example above, hashing applies to higher-dimensional data. For three-dimensional...
    8 KB (1,085 words) - 11:36, 18 July 2025
  • (slower, optional). Optimization: Employs a chained indexed list (e.g., perceptual hashing) for fast grouping of similar images. Handles edge cases: Detects...
    5 KB (346 words) - 22:54, 2 August 2025
  • noise and different audio codecs). A robust Acoustic fingerprint (perceptual hashing) is derived from spectral parameters of the audio data and replayed...
    11 KB (1,376 words) - 03:25, 27 May 2025
  • recognition Digital video fingerprinting Feature extraction Parsons code Perceptual hashing Search by sound Sound recognition ISO IEC TR 21000-11 (2004), Multimedia...
    6 KB (675 words) - 16:27, 22 December 2024
  • Retrieval-Augmented Few-shot Image Classification". arXiv:2312.06868 [cs.CV]. "Perceptual hashing tools". GitHub. "Indexing 1T vectors". GitHub. "OpenSearch Approximate...
    14 KB (1,163 words) - 10:59, 31 July 2025
  • "Papers with Code - PDQ & TMK + PDQF -- A Test Drive of Facebook's Perceptual Hashing Algorithms". MUSCLE (Multimedia Understanding through Semantics, Computation...
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  • altogether in December 2022. This recognition is based on a perceptual hash called NeuralHash. Siri and Search were updated to intervene when users perform...
    58 KB (4,752 words) - 16:44, 5 August 2025
  • it, Tumblr, WordPress.com and Zoom. GIFCT maintains a database of perceptual hashes of terrorism-related videos and images that is submitted by its members...
    6 KB (539 words) - 12:24, 9 October 2024
  • PhotoDNA (category Hashing)
    it creates unique hashes to represent each image, which can then be used to identify other instances of those images. The hashing method initially relied...
    17 KB (1,538 words) - 22:41, 29 June 2025
  • Thumbnail for Birthday problem
    formulation, which asks for the median. The problem is relevant to several hashing algorithms analyzed by Donald Knuth in his book The Art of Computer Programming...
    53 KB (7,149 words) - 01:42, 31 July 2025
  • Thumbnail for Heroin
    but more than most, New York is an information overload, a constant perceptual tornado that surrounds you most places you walk on the streets. Heroin...
    126 KB (12,878 words) - 22:23, 22 July 2025
  • Texas at Austin. His dissertation was entitled "Perceptually Based Methods for Robust Image Hashing." While completing his Ph.D. at the University of...
    10 KB (773 words) - 12:19, 20 October 2023
  • Visual search is a type of perceptual task requiring attention that typically involves an active scan of the visual environment for a particular object...
    68 KB (8,392 words) - 19:34, 23 May 2025
  • digital watermark is called imperceptible if the watermarked content is perceptually equivalent to the original, unwatermarked content. In general, it is...
    18 KB (2,322 words) - 21:51, 24 July 2025
  • Thumbnail for Cognition
    cognitive faculties are specialized for tasks only relevant to particular perceptual contents, such as face recognition and language processing. Cognitive...
    96 KB (10,990 words) - 17:30, 5 August 2025
  • transcription Blind source separation Musical similarity Audio indexing, hashing, searching Broadcast Monitoring Musical performance analysis With the development...
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  • Outline of artificial intelligence Rahesh Mohan & Rakamant Nevatia (1992). "Perceptual organization for scene segmentation and description" (PDF). IEEE Trans...
    27 KB (2,929 words) - 12:59, 30 July 2025
  • recognition memory tests and perceptual identification tests. These studies provided evidence that effects of memory on perceptual identification was independent...
    41 KB (5,584 words) - 19:04, 25 May 2025
  • Thumbnail for Psychoactive drug
    Hallucinogens (psychedelics, dissociatives and deliriants), which induce perceptual and cognitive alterations. Hypnotics, which depress the central nervous...
    84 KB (8,297 words) - 14:11, 18 July 2025
  • Thumbnail for Nitrous oxide
    October 1979). "Subjective Effects of Nitrous Oxide: Cognitive, Emotional, Perceptual and Transcendental Experiences". Journal of Psychedelic Drugs. 11 (4):...
    96 KB (9,895 words) - 00:43, 2 August 2025
  • Thumbnail for Ketamine
    noncompetitive NMDA antagonist, ketamine, in humans. Psychotomimetic, perceptual, cognitive, and neuroendocrine responses". Archives of General Psychiatry...
    118 KB (11,407 words) - 03:55, 1 August 2025
  • Thumbnail for MDMA
    produced at higher doses. The mild hallucinogenic effects of MDMA include perceptual changes like intensification of visual, auditory, and tactile perception...
    262 KB (24,799 words) - 23:06, 3 August 2025
  • Thumbnail for LSD
    emotions, memories, time, and awareness. The effects range from subtle perceptual changes to profound cognitive shifts. Alterations in auditory and visual...
    248 KB (24,466 words) - 03:56, 1 August 2025
  • Thumbnail for Dissociative
    sub-anesthetic doses, dissociatives alter many of the same cognitive and perceptual processes affected by other hallucinogenic drugs such as mescaline, LSD...
    14 KB (1,321 words) - 04:29, 26 July 2025
  • continued to focus on stimuli and responses, though generalization and perceptual factors were increasingly considered. For the next few decades, Wickens...
    10 KB (1,335 words) - 21:15, 30 May 2025