• Thumbnail for Thresholding (image processing)
    image processing, thresholding is the simplest method of segmenting images. From a grayscale image, thresholding can be used to create binary images....
    11 KB (1,408 words) - 04:54, 27 August 2024
  • Threshold displacement energy Threshold energy Threshold graph Threshold knowledge Threshold model Threshold voltage Thresholding (image processing)...
    4 KB (451 words) - 07:47, 15 March 2025
  • In image processing, a kernel, convolution matrix, or mask is a small matrix used for blurring, sharpening, embossing, edge detection, and more. This is...
    14 KB (1,718 words) - 04:21, 20 May 2025
  • Thumbnail for Otsu's method
    Otsu's method (redirect from Otsu threshold)
    vision and image processing, Otsu's method, named after Nobuyuki Otsu (大津展之, Ōtsu Nobuyuki), is used to perform automatic image thresholding. In the simplest...
    24 KB (3,755 words) - 16:42, 16 June 2025
  • Thumbnail for Image segmentation
    In digital image processing and computer vision, image segmentation is the process of partitioning a digital image into multiple image segments, also...
    75 KB (9,699 words) - 15:08, 11 June 2025
  • blurring, edge detection, thresholding, histogram manipulation, segmentation, mathematical morphology, and color image processing. Though SIP is still in...
    2 KB (102 words) - 18:44, 16 June 2023
  • Thumbnail for Binary classification
    classification Prosecutor's fallacy Receiver operating characteristic Thresholding (image processing) Uncertainty coefficient, aka proficiency Qualitative property...
    12 KB (1,428 words) - 02:52, 25 May 2025
  • Thumbnail for Binary image
    detector. Binary images often arise in digital image processing of more complex images, in the form of masks, as a result of thresholding, and for use in...
    16 KB (1,756 words) - 23:16, 1 May 2025
  • Thumbnail for Canny edge detector
    filter to smooth the image in order to remove the noise Find the intensity gradients of the image Apply gradient magnitude thresholding or lower bound cut-off...
    24 KB (3,361 words) - 06:24, 21 May 2025
  • Thumbnail for Balanced histogram thresholding
    the Iterative Selection Thresholding Method, this is a histogram based thresholding method. This approach assumes that the image is divided in two main...
    6 KB (696 words) - 17:51, 11 February 2025
  • Edge detection (redirect from Image edge)
    the image is marked down as an edge. Still, however, we have the problem of choosing appropriate thresholding parameters, and suitable thresholding values...
    36 KB (5,199 words) - 19:02, 16 April 2025
  • Thumbnail for Unimodal thresholding
    Unimodal thresholding is an algorithm for automatic image threshold selection in image processing. Most threshold selection algorithms assume that the...
    2 KB (256 words) - 16:38, 22 June 2024
  • Dither (redirect from Image dithering)
    Dithering methods include: Thresholding (also average dithering): each pixel value is compared against a fixed threshold, reducing image depth to 2-levels, black...
    40 KB (4,986 words) - 07:01, 25 May 2025
  • Thumbnail for Circular thresholding
    Circular thresholding is an algorithm for automatic image threshold selection in image processing. Most threshold selection algorithms assume that the...
    3 KB (364 words) - 02:20, 2 September 2023
  • Thumbnail for Machine vision
    images.[citation needed] Filtering (e.g. morphological filtering) Thresholding: Thresholding starts with setting or determining a gray value that will be useful...
    27 KB (2,852 words) - 11:13, 22 May 2025
  • Thumbnail for Ordered dithering
    Ordered dithering (category Image processing)
    is any image dithering algorithm which uses a pre-set threshold map tiled across an image. It is commonly used to display a continuous image on a display...
    14 KB (1,694 words) - 16:44, 16 June 2025
  • morphology and digital image processing, a top-hat transform is an operation that extracts small elements and details from given images. There exist two types...
    6 KB (732 words) - 09:07, 16 May 2023
  • Thumbnail for Unsharp masking
    masking (USM) is an image sharpening technique, first implemented in darkroom photography, but now commonly used in digital image processing software. Its name...
    12 KB (1,527 words) - 17:06, 12 August 2024
  • Thumbnail for Motion estimation
    Motion estimation (category Video processing)
    on Mutual Information and Adaptive Multi-scale Thresholding', in IEEE Transactions on Image Processing, vol. 25, no. 3, pp. 1095-1108, March 2016. Borko...
    8 KB (929 words) - 04:11, 6 July 2024
  • Thumbnail for Image scaling
    In computer graphics and digital imaging, image scaling refers to the resizing of a digital image. In video technology, the magnification of digital material...
    17 KB (1,854 words) - 21:37, 24 May 2025
  • of the image information is concentrated in a few large ones. Therefore, the first wavelet-based denoising methods were based on thresholding of detail...
    41 KB (4,522 words) - 16:06, 16 June 2025
  • contribution in magnitude, thresholding is implemented as the next step to the wavelet coefficients. Coefficients below a certain threshold level are set to zero...
    11 KB (1,592 words) - 20:23, 1 June 2025
  • Thumbnail for Block-matching and 3D filtering
    Block-matching and 3D filtering (category Image noise reduction techniques)
    reduction in images. It is one of the expansions of the non-local means methodology. There are two cascades in BM3D: a hard-thresholding and a Wiener...
    6 KB (676 words) - 22:36, 23 May 2025
  • Region growing (category Image segmentation)
    main goal of segmentation is to partition an image into regions. Some segmentation methods such as thresholding achieve this goal by looking for the boundaries...
    11 KB (1,593 words) - 07:55, 2 May 2024
  • Thumbnail for ImageJ
    ImageJ is a Java-based image processing program developed at the National Institutes of Health and the Laboratory for Optical and Computational Instrumentation...
    10 KB (908 words) - 13:20, 24 May 2025
  • Thumbnail for Hyperspectral imaging
    as opposed to multiband imaging which measures spaced spectral bands. Engineers build hyperspectral sensors and processing systems for applications in...
    47 KB (4,968 words) - 15:27, 31 May 2025
  • Thumbnail for Mario A. T. Figueiredo
    research is focused on signal and image processing. Figueiredo is a Fellow of European Association for Signal Processing (EURASIP), Institute of Electrical...
    7 KB (574 words) - 13:02, 7 June 2025
  • Thumbnail for Image histogram
    thus be obtained. In the field of computer vision, image histograms can be useful tools for thresholding. Because the information contained in the graph...
    4 KB (485 words) - 01:58, 11 May 2024
  • gray scale thresholding process is used to perform image segmentation, segregating out the particles from the background, creating a binary image of each...
    14 KB (1,848 words) - 01:32, 21 March 2024
  • Thumbnail for Posterization
    originally done with photographic processes to create posters. It can now be done photographically or with digital image processing, and may be deliberate or...
    7 KB (767 words) - 05:32, 30 April 2025