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Reduction of image size to save storage and transmission costs
Image compression is a type of data compression applied to digital images, to reduce their cost for storage or transmission. Algorithms may take advantage
Image_compression
Distortion of media caused by lossy data compression
A compression artifact (or artefact) is a noticeable distortion of media (including images, audio, and video) caused by the application of lossy compression
Compression_artifact
Compact encoding of digital data
became more common, and standards for lossless image compression emerged. In the early 1990s, lossy compression methods began to be widely used. In these schemes
Data_compression
Type of data compression
approximation create coarser images as more details are removed. This is opposed to lossless data compression (reversible data compression) which does not degrade
Lossy_compression
Lossy compression method for reducing the size of digital images
method of lossy compression for digital images, particularly for those images produced by digital photography. The degree of compression can be adjusted
JPEG
Family of lossless-compression image file formats
data compression. PNG was developed as an improved, non-patented replacement for Graphics Interchange Format (GIF). PNG supports palette-based images (with
PNG
Data compression approach allowing perfect reconstruction of the original data
Lossless compression is a class of data compression that allows the original data to be perfectly reconstructed from the compressed data with no loss of
Lossless_compression
Pictures encoded as binary data
technologies, and data compression algorithms. The invention of computerized axial tomography (CAT scanning), using x-rays to produce a digital image of a "slice"
Digital_image
Compression method for digital images
Fractal compression is a lossy compression method for digital images, based on fractals. The method is best suited for textures and natural images, relying
Fractal_compression
Standardized means of organizing and storing digital images
done so using lossy compression or lossless compression. For graphic design applications, vector formats are often used. Some image file formats support
Image_file_format
Type of data compression
Texture compression is a specialized form of image compression designed for storing texture maps in 3D computer graphics rendering systems. Unlike conventional
Texture_compression
Series of image file formats
Revision 5.0 was released and it added support for palette color images and LZW compression. TIFF is a complex format, defining many tags of which typically
TIFF
Algorithmic processing of digitally-represented images
and communications of electronic image data are prohibitive without the use of compression. JPEG 2000 image compression is used by the DICOM standard for
Digital_image_processing
Mathematical technique used in data compression and analysis
Wavelet compression is a form of data compression well suited for image compression (sometimes also video compression and audio compression). Notable
Wavelet_transform
Bitstream encoding format for still images
CCITT Group 4 compression, also referred to as G4 or Modified Modified READ (MMR), is a lossless method of image compression used in Group 4 fax machines
Group_4_compression
Topics referred to by the same term
compression (data), reducing the data required for audio Compression artifact, defect in data due to compression Image compression, of digital images
Compression
Image compression standard and coding system
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
JPEG_2000
French computer scientist (born 1960)
artificial intelligence, machine learning, computer vision, robotics and image compression. He is the Jacob T. Schwartz Professor of Computer Science at the
Yann_LeCun
Raster graphics file format
replacement for the JPEG, PNG, and GIF file formats on the web. It supports image compression (both lossy and lossless), as well as animation and alpha compositing
WebP
Lossy and lossless image format
The JPEG XL Image Coding System (JPEG XL, sometimes shortened to JXL) is an image format that supports both lossy and lossless compression. It was developed
JPEG_XL
Technique used in signal processing and data compression
technique in signal processing and data compression. It is used in most digital media, including digital images (such as JPEG and HEIF), digital video
Discrete_cosine_transform
Texture compression algorithm
some image compression algorithms (e.g. JPEG), S3TC's fixed-rate data compression coupled with the single memory access (cf. Color Cell Compression and
S3_Texture_Compression
Perceptually indistinguishable data compression
In data compression and psychoacoustics, transparency is the result of lossy data compression advanced enough that the compressed result is perceptually
Transparency (data compression)
Transparency_(data_compression)
Indian-American electrical engineer and computer scientist (born 1940)
The DCT is the most widely used data compression transformation, the basis for most digital media standards (image, video and audio) and commonly used
Nasir_Ahmed_(engineer)
Image compression file format
ICER is a wavelet-based image compression file format used by the NASA Mars rovers. ICER has both lossy and lossless compression modes. The Mars Exploration
ICER_(file_format)
Metric used to measure signal quality
commonly used to quantify reconstruction quality for images and video subject to lossy compression. In this context it is used as a full reference metric
Peak_signal-to-noise_ratio
Digital image used to test image algorithms
A standard test image is a digital image file used across different institutions to test image processing and image compression algorithms. By using the
Standard_test_image
Digital image processing technique
algorithms. Some common applications of foveated imaging include imaging sensor hardware and image compression. For descriptions of these and other applications
Foveated_imaging
Raster graphics file format
save 1TB on image bandwidth? Declassifying our extreme image compression!]. 51CTO. "图片流量节省大杀器:基于 CDN 的 sharpP 自适应图片技术实践 - 腾讯云开发者社区-腾讯云" [Image bandwidth-saving
High Efficiency Image File Format
High_Efficiency_Image_File_Format
Standard organisation for image formats
standards committee that created and maintains widely used digital image compression formats. The committee is a collaborative working group of the International
Joint Photographic Experts Group
Joint_Photographic_Experts_Group
File format family
applications as a competitor to RealVideo, and WMV Screen and WMV Image compression technologies, which cater to specialized content. After standardization
Windows_Media_Video
File format used by AOL
of the ART format can lead to image quality being sacrificed for the sake of image compression (for instance, the image's color palette can be limited)
ART_image_file_format
Compressed image file format
JPEG XR (JPEG extended range) is an image compression standard for continuous tone photographic images, based on the HD Photo (formerly Windows Media Photo)
JPEG_XR
Electronic moving image
physical media, and internet-based platforms. Advances in digital imaging, compression standards, and network infrastructure have significantly influenced
Video
Format for digital video content
A video coding format (or sometimes video compression format) is an encoded format of digital video content, such as in a data file or bitstream. It typically
Video_coding_format
Type of multi-scale signal representation
reconstruction of the high resolution image using the difference images on higher levels. This technique can be used in image compression. A steerable pyramid, developed
Pyramid_(image_processing)
Lossy compression technique
Quantization, involved in image processing, is a lossy compression technique achieved by compressing a range of values to a single quantum (discrete) value
Quantization (image processing)
Quantization_(image_processing)
Raster graphics format
Image Format (FLIF) is a lossless image format claiming to outperform PNG, lossless WebP, lossless BPG and lossless JPEG 2000 in terms of compression
Free_Lossless_Image_Format
Lossy color image compression algorithm
Color Cell Compression is a lossy image compression algorithm developed by Campbell et al., in 1986, which can be considered an early forerunner of modern
Color_Cell_Compression
Method for the construction of fractals
also called local iterated function systems, give surprisingly good image compression, even for photographs that do not seem to have the kinds of self-similar
Iterated_function_system
data compression well suited for image compression (sometimes also video compression and audio compression) Transform coding: type of data compression for
List_of_algorithms
Form of lossless data compression
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
Run-length_encoding
Universal lossless data compression algorithm
produced better compression ratios using the LZ77-based DEFLATE algorithm. The algorithm found wide use when it became part of the GIF image format in 1987
Lempel–Ziv–Welch
Mathematical transform
data compression. As graph signals can be sparse in their graph spectral domain, the graph Fourier transform can also be used for image compression. Similar
Graph_Fourier_transform
Image processing technique
usually due to memory limitations, and enables efficient compression of certain types of images. The name "color quantization" is primarily used in computer
Color_quantization
Image compression file format
The Quite OK Image Format (QOI) is a specification for lossless image compression of 24-bit (8 bits per color RGB) or 32-bit (8 bits per color with 8-bit
QOI_(image_format)
Creation of a digitally encoded representation of the visual characteristics of an object
the processing, compression, storage, printing and display of such images. A key advantage of a digital image, versus an analog image such as a film photograph
Digital_imaging
Matrix decomposition
computing the SVD can be too computationally expensive and the resulting compression is typically less storage efficient than a specialized algorithm such
Singular_value_decomposition
Image-generating machine learning model
potentially being added to the image. Additionally, Stable Diffusion has been experimented with as a tool for image compression. Compared to JPEG and WebP
Stable_Diffusion
Image compression algorithm
FELICS, which stands for Fast Efficient & Lossless Image Compression System, is a lossless image compression algorithm that performs 5-times faster than the
FELICS
Nikon media processors
image compression/JPEG encoding video compression display/video interface driving digital image editing face detection audio processing/compression/encoding
Expeed
Windows Bitmap image file format family
capable of storing two-dimensional digital images in various color depths, and optionally with data compression, alpha channels, and color profiles. The
BMP_file_format
Image file format
JBIG2 is an image compression standard for bi-level images, developed by the Joint Bi-level Image Experts Group. It is suitable for both lossless and
JBIG2
Subset of artificial intelligence
AI-powered audio/video compression software include NVIDIA Maxine, AIVC. Examples of software that can perform AI-powered image compression include OpenCV, TensorFlow
Machine_learning
Video compression method for HDMI and DisplayPort links
"visually lossless" compression, a form of compression in which "the user cannot tell the difference between a compressed and uncompressed image". ISO 29170 more
Display_Stream_Compression
Forgent Networks claimed this patent, granted in 1987, covered the JPEG image compression format. The broadest claims of the US patent were found to be invalid
List_of_software_patents
File format
Graphics File) is a wavelet-based bitmapped image format that employs lossless and lossy data compression. PGF was created to improve upon and replace
Progressive_Graphics_File
Raster graphics file format
[AV1-ISOBMFF]. In a number of tests by Netflix in 2020, AVIF showed better compression efficiency than JPEG as well as better detail preservation, fewer blocking
AVIF
Image compression technique
perform lossy image compression. It is a fractal compression system for digital images which resembles a vector quantization system using the image itself as
Fractal_transform
File format used in digital photography
let photographers choose between no compression, lossless compression or lossy compression for their raw images. Red Digital Cinema Camera Company introduced
Raw_image_format
Class of video frames processed in a distinct way by a compression algorithm
In the field of video compression, a video frame is compressed using different algorithms with different advantages and disadvantages, centered mainly
Video compression picture types
Video_compression_picture_types
Image file format
JBIG is an early lossless image compression standard from the Joint Bi-level Image Experts Group, standardized as ISO/IEC standard 11544 and as ITU-T recommendation
JBIG
Video compression format, succeeds H.264/MPEG-4 AVC
also known as H.265 and MPEG-H Part 2, is a patent-encumbered video compression standard designed as part of the MPEG-H project as a successor to the
High_Efficiency_Video_Coding
American data storage company
on digital assets. In 2024, Cloudinary added AI tools to improve image compression and quality across devices and formats. The company also expanded
Cloudinary
Bitmap image file format family
Lempel–Ziv–Welch data compression. Since this was more efficient than the run-length encoding used by PCX and MacPaint, fairly large images could be downloaded
GIF
Digital image file format
replacement for the JPEG image format as the more compression-efficient alternative in terms of image quality or file size. It is based on the intra-frame
Better_Portable_Graphics
Addition to JPEG standard
Experts Group to enable lossless compression. However, the term may also be used to refer to all lossless compression schemes developed by the group, including
Lossless_JPEG
Means of compressing an executable file
Executable compression is any means of compressing an executable file and combining the compressed data with decompression code into a single executable
Executable_compression
Algorithm used in data compression
a manner that can be reversed to recover the original string. Since compression techniques such as move-to-front transform and run-length encoding are
Burrows–Wheeler_transform
"WebAssembly/design". GitHub. Retrieved 2016-11-01. "Lepton image compression: saving 22% losslessly from images at 15MB/s". Dropbox. "Journal (jdb2)". Linux kernel
List_of_file_signatures
Computer file format
loading, arithmetic coding, and lossy compression for bitonal (monochrome) images. This allows high-quality, readable images to be stored in a minimum of space
DjVu
Index of articles associated with the same name
signal compression include: Bandwidth compression Data compression Dynamic range compression Gain compression Image compression Lossy compression One-way
Signal_compression
French mathematician and computer scientist
compression. His work presents stochastic gradient descent as a fundamental learning algorithm. He is also one of the main creators of the DjVu image
Léon_Bottou
Method for recursively subdividing a space into two subsets using hyperplanes
Radha's thesis also developed an optimal rate-distortion (RD) image compression framework and image manipulation approaches using BSP trees. Binary space partitioning
Binary_space_partitioning
Image compression method
segmentation methods to improve the level of compression and the quality of the rendered image. By separating the image into components with different compressibility
Mixed_raster_content
Components from image source to output
conversion, image compression/video compression (such as JPEG), and computer data storage/data transmission. Typical goals of an imaging pipeline may
Color_image_pipeline
Partitioning a digital image into segments
In digital image processing and computer vision, image segmentation is the process of partitioning a digital image into multiple image segments, also
Image_segmentation
System-on-a-chip designed by Apple Inc.
The architecture also includes updated dynamic caching and unified image compression. The A19 series includes a 16-core Neural Engine with improved memory
Apple_A19
Set of digital image capture and processing techniques
are image scaling, dynamic range compression (i.e. tone mapping), color management, image completion (a.k.a. inpainting or hole filling), image compression
Computational_photography
Digital image capture for film
David; Marcellin, Michael (2012). JPEG2000 Image Compression Fundamentals, Standards and Practice: Image Compression Fundamentals, Standards and Practice.
Digital_cinematography
Mathematical signal manipulation by computers
statistical signal processing, digital image processing, data compression, video coding, audio coding, image compression, signal processing for telecommunications
Digital_signal_processing
Lossless compression algorithm
Network Graphics (PNG) image file, ZIP file format for which Katz originally designed it. The patent has since expired. Deflate compression takes any sequence
Deflate
Diagnostically acceptable irreversible compression (DAIC) is the amount of lossy compression which can be used on a medical image to produce a result that does
Diagnostically acceptable irreversible compression
Diagnostically_acceptable_irreversible_compression
Digital electronic representation of moving visual images
the video requires further compression with codecs to be used for recreational purposes. As of 2017[update], the highest image resolution demonstrated for
Digital_video
redundancy compression are methods of data compression that exploits redundancy between individual data groups of a set, usually a set of similar images. It
Set_redundancy_compression
Technique and process of creating visual representations of the interior of a body
and communications of electronic image data are prohibitive without the use of compression. JPEG 2000 image compression is used by the DICOM standard for
Medical_imaging
Finite state machine with two tapes (input, output)
recognition, speech synthesis, and optical character recognition. Also in image compression, and machine learning in general. An implementation for part-of-speech
Finite-state_transducer
American software company
claimed that through its subsidiary, Compression Labs, it owned the patent rights on the JPEG image compression standard, which is widely used on the
Asure_Software
Combined real-and-virtual environment
Animation Rendering Photograph manipulation Graphics processing unit Image compression Solid modeling Applied computing Quantum computing E-commerce Enterprise
Extended_reality
2023 handheld gaming accessory from Sony
"just isn't good enough" due to inconsistent connection quality and image compression, even on decent home networks. Engadget described the Portal as "baffling"
PlayStation_Portal
Disk file format
2019. "[MS-XCA]: Xpress Compression Algorithm". 31 January 2023. wimlib: the open source Windows Imaging (WIM) library - Compression algorithm Biggers, Eric
Windows_Imaging_Format
Audio signal processing operation
Dynamic range compression (DRC) or simply compression, is an audio signal processing operation that reduces the volume of loud sounds or amplifies quiet
Dynamic_range_compression
Belgian physicist and mathematician (born 1954)
with wavelets in image compression. Daubechies is recognized for her study of the mathematical methods that enhance image-compression technology. She is
Ingrid_Daubechies
Use of digital projectors in cinemas
a DCT-based lossy compression format for static digital images, JPEG 2000 is a discrete wavelet transform (DWT) based compression standard that could
Digital_cinema
(JPEG 2000 Interactive Protocol) is a compression streamlining protocol that works with JPEG 2000 to produce an image using the least bandwidth required
JPIP
Saab engine technology concept
The Saab Variable Compression engine was a development project of Saab Automobile, for which it won an award both in 2000 and 2001. In a normal internal
Saab Variable Compression engine
Saab_Variable_Compression_engine
Neural network that learns efficient data encoding in an unsupervised manner
characteristics of autoencoders are useful in image processing. One example can be found in lossy image compression, where autoencoders outperformed other approaches
Autoencoder
A chain code is a lossless compression based image segmentation method for binary images based upon tracing image contours. The basic principle of chain
Chain_code
File format
JPEG XT (ISO/IEC 18477) is an image compression standard which specifies backward-compatible extensions of the base JPEG standard (ISO/IEC 10918-1 and
JPEG_XT
spatial data such as images. The transform reshapes the data in such a way that its output has properties conducive for data compression and analytics. The
Anamorphic_stretch_transform
IMAGE COMPRESSION
IMAGE COMPRESSION
Girl/Female
German, Latin
True Image
Boy/Male
Hindu, Indian, Marathi
Image
Girl/Female
Anglo Saxon
Image.
Girl/Female
Hindu
Image
Boy/Male
Muslim
Image
Girl/Female
Greek
Honest image.
Girl/Female
Australian, Indonesian
Image
Girl/Female
Anglo Saxon
Image.
Girl/Female
Arabic, Indian, Tamil
Victory; Honest Image; True Image; Truth
Girl/Female
Indian
Image, Young
Boy/Male
Arabic, Muslim
Image
Girl/Female
Hindu
Golden image
Girl/Female
Tamil
Onalika | ஓநாலிகாÂ
Image
Onalika | ஓநாலிகாÂ
Girl/Female
Muslim
Image, Young
Boy/Male
Indian
Image
Girl/Female
Tamil
Praatika | பà¯à®°à®¾à®¤à¯€à®•ா
Image, Symbolic
Praatika | பà¯à®°à®¾à®¤à¯€à®•ா
Girl/Female
Arabic, French, Muslim
Belief
Girl/Female
Maori
Image.
Girl/Female
Tamil
Golden image
Girl/Female
Hindu
Image, Symbolic
IMAGE COMPRESSION
IMAGE COMPRESSION
Boy/Male
Muslim
Mirthful, Happy, Tidy
Boy/Male
Arabic, Muslim
Brave; Lion; Terrible; Held in Awe; Another Name for God
Boy/Male
Hindu, Indian
God Perumal
Girl/Female
Muslim
Beautiful, Pretty, Charming, Graceful
Girl/Female
Hindu, Indian
Hair Like Snake
Girl/Female
English
Christian.
Boy/Male
Irish
Champion.
Girl/Female
Tamil
Neharika | நேஹாரிகா
Dew drops, Bunches of star, Nebula
Girl/Female
Maori
Boy/Male
Tamil
One who can concentrate or female disciple or enchanted
IMAGE COMPRESSION
IMAGE COMPRESSION
IMAGE COMPRESSION
IMAGE COMPRESSION
IMAGE COMPRESSION
v. t.
To represent or form an image of; as, the still lake imaged the shore; the mirror imaged her figure.
p. pr. & vb. n.
of Image
n.
Show; appearance; cast.
n.
To image; to conceive; to body forth.
n.
Hence: The likeness of anything to which worship is paid; an idol.
n.
An image or representation of anything.
n.
A shape; an image; a phantom.
v. t.
To form an image or likeness of.
v. t.
To represent to the mental vision; to form a likeness of by the fancy or recollection; to imagine.
imp. & p. p.
of Image
a.
Having no image.
n.
One who images or forms likenesses; a sculptor.
n.
A representation of anything to the mind; a picture drawn by the fancy; a conception; an idea.
pl.
of Imago
n.
The figure or picture of any object formed at the focus of a lens or mirror, by rays of light from the several points of the object symmetrically refracted or reflected to corresponding points in such focus; this may be received on a screen, a photographic plate, or the retina of the eye, and viewed directly by the eye, or with an eyeglass, as in the telescope and microscope; the likeness of an object formed by reflection; as, to see one's image in a mirror.
n.
An imitation, representation, or similitude of any person, thing, or act, sculptured, drawn, painted, or otherwise made perceptible to the sight; a visible presentation; a copy; a likeness; an effigy; a picture; a semblance.
n.
An image.
n.
Image; likeness; hence, those formed in one's image; children; descendants.
n.
A distorted image.
n.
A picture, example, or illustration, often taken from sensible objects, and used to illustrate a subject; usually, an extended metaphor.