• A histogram is a visual representation of the distribution of quantitative data. To construct a histogram, the first step is to "bin" (or "bucket") the...
    27 KB (3,340 words) - 22:23, 25 September 2024
  • photography, a color histogram is a representation of the distribution of colors in an image. For digital images, a color histogram represents the number...
    17 KB (2,241 words) - 03:39, 10 November 2023
  • Thumbnail for Histogram matching
    processing, histogram matching or histogram specification is the transformation of an image so that its histogram matches a specified histogram. The well-known...
    6 KB (864 words) - 17:11, 7 February 2022
  • Thumbnail for Image histogram
    An image histogram is a type of histogram that acts as a graphical representation of the tonal distribution in a digital image. It plots the number of...
    4 KB (485 words) - 01:58, 11 May 2024
  • Thumbnail for Histogram equalization
    Histogram equalization is a method in image processing of contrast adjustment using the image's histogram. This method usually increases the global contrast...
    24 KB (2,271 words) - 14:45, 28 October 2024
  • Adaptive histogram equalization (AHE) is a computer image processing technique used to improve contrast in images. It differs from ordinary histogram equalization...
    9 KB (1,269 words) - 00:23, 18 September 2024
  • Histograms are most commonly used as visual representations of data. However, Database systems use histograms to summarize data internally and provide...
    11 KB (1,677 words) - 20:05, 8 January 2024
  • neurophysiology, peristimulus time histogram and poststimulus time histogram, both abbreviated PSTH or PST histogram, are histograms of the times at which neurons...
    3 KB (412 words) - 03:22, 2 April 2024
  • The histogram of oriented gradients (HOG) is a feature descriptor used in computer vision and image processing for the purpose of object detection. The...
    21 KB (2,886 words) - 12:12, 10 August 2024
  • Thumbnail for Fractal flame
    image. The algorithm consists of two steps: creating a histogram and then rendering the histogram. First, one iterates a set of functions, starting from...
    7 KB (1,022 words) - 01:36, 24 April 2024
  • Thumbnail for Otsu's method
    is equivalent to a globally optimal k-means performed on the intensity histogram. The extension to multi-level thresholding was described in the original...
    23 KB (3,790 words) - 17:23, 14 November 2024
  • In robotics, Vector Field Histogram (VFH) is a real time motion planning algorithm proposed by Johann Borenstein and Yoram Koren in 1991. The VFH utilizes...
    5 KB (711 words) - 09:08, 15 January 2024
  • A dose-volume histogram (DVH) is a histogram relating radiation dose to tissue volume in radiation therapy planning. DVHs are most commonly used as a plan...
    8 KB (923 words) - 00:09, 27 August 2023
  • Oracle Database (commonly referred to as Oracle DBMS, Oracle Autonomous Database, or simply as Oracle) is a proprietary multi-model database management...
    23 KB (1,378 words) - 05:53, 2 October 2024
  • Histogram of oriented displacements (HOD) is a 2D trajectory descriptor. The trajectory is described using a histogram of the directions between each two...
    2 KB (337 words) - 08:26, 7 March 2024
  • Thumbnail for Bucket sort
    Bucket sort (redirect from Histogram sort)
    proximity mapping — of the keys. Another variant of bucket sort known as histogram sort or counting sort adds an initial pass that counts the number of elements...
    13 KB (2,190 words) - 17:41, 26 August 2024
  • Scott's rule is a method to select the number of bins in a histogram. Scott's rule is widely employed in data analysis software including R, Python and...
    5 KB (729 words) - 04:00, 15 September 2024
  • Sturges's rule is a method to choose the number of bins for a histogram. Given n {\displaystyle n} observations, Sturges's rule suggests using k ^ = 1...
    4 KB (679 words) - 13:41, 18 October 2024
  • classification; it has further been determined that when LBP is combined with the Histogram of oriented gradients (HOG) descriptor, it improves the detection performance...
    9 KB (1,297 words) - 01:22, 15 November 2024
  • Freedman–Diaconis rule can be used to select the width of the bins to be used in a histogram. It is named after David A. Freedman and Persi Diaconis. For a set of...
    5 KB (633 words) - 16:35, 18 September 2024
  • Thumbnail for MACD
    often preferred. Histogram: Gerald Appel referred to bar graph plots of the basic MACD time series as "histogram". In Appel's Histogram the height of the...
    13 KB (1,899 words) - 07:53, 13 September 2024
  • Thumbnail for Balanced histogram thresholding
    In image processing, the balanced histogram thresholding method (BHT), is a very simple method used for automatic image thresholding. Like Otsu's Method...
    6 KB (693 words) - 16:42, 8 February 2024
  • Thumbnail for Image segmentation
    methods are used in industry including the maximum entropy method, balanced histogram thresholding, Otsu's method (maximum variance), and k-means clustering...
    75 KB (9,658 words) - 21:34, 4 November 2024
  • Thumbnail for Normal probability plot
    both a histogram, and a normal probability plot. Normal probability plot of a sample from a uniform distribution – it has an S shape. Histogram of a sample...
    6 KB (782 words) - 05:36, 16 December 2023
  • Thumbnail for Alias method
    of the probability table, proposed by Marsaglia et al. as the square histogram method, avoids the computation of y by instead checking the condition...
    10 KB (1,085 words) - 00:21, 23 June 2024
  • given some observations. The simplest and most common approach uses histogram-based estimation, but other approaches have been developed and used, each...
    10 KB (1,415 words) - 04:27, 5 November 2024
  • the width of the interval. The total area of the histogram is equal to the number of data. A histogram may also be normalized displaying relative frequencies...
    13 KB (1,584 words) - 17:05, 16 October 2024
  • rather than uniform. Histogram specification transforms the red, green and blue histograms to match the shapes of three specific histograms, rather than simply...
    15 KB (1,899 words) - 03:11, 21 April 2024
  • Thumbnail for Seven basic tools of quality
    Examples Cause-and-effect diagram Check sheet Control chart Histogram Pareto chart Scatter diagram Flow chart Run chart The seven basic tools of quality...
    7 KB (789 words) - 06:56, 11 June 2024
  • multicanonical ensemble (also called multicanonical sampling or flat histogram) is a Markov chain Monte Carlo sampling technique that uses the Metropolis–Hastings...
    17 KB (2,157 words) - 00:11, 15 June 2023