Scale-space theory is a framework for multi-scale signal representation developed by the computer vision, image processing and signal processing communities...
53 KB (6,616 words) - 20:38, 9 May 2025
minima of the result of difference of Gaussians function applied in scale space to a series of smoothed and resampled images. Low-contrast candidate...
69 KB (9,232 words) - 07:02, 1 June 2025
different ranges of scale (see the article on scale space). A special type of scale-space representation is provided by the Gaussian scale space, where the image...
22 KB (3,290 words) - 16:48, 18 February 2025
{1}{2\pi t}}e^{-{\frac {x^{2}+y^{2}}{2t}}}} at a certain scale t {\displaystyle t} to give a scale space representation L ( x , y ; t ) = g ( x , y , t )...
27 KB (4,047 words) - 15:10, 16 April 2025
Corner detection (section Laplacian of Gaussian, differences of Gaussians and determinant of the Hessian scale-space interest points)
t)+L_{yy}(x,y,t))} is computed at every scale in scale-space and scale adapted corner points with automatic scale selection (the "Harris-Laplace operator")...
54 KB (8,949 words) - 22:14, 14 April 2025
Space adaptation syndrome (SAS) or space sickness is a condition experienced by as many as half of all space travelers during their adaptation to weightlessness...
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of scale space representations exist. A typical approach for choosing a particular type of scale space representation is to establish a set of scale-space...
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large stakes.: 10–18 Author A.K. DuBoff defines space opera as: True space opera is epic in scale and personal with characters. It is about people taking...
31 KB (3,019 words) - 14:23, 17 May 2025
pre-smoothed by Gaussian smoothing and a scale space representation L ( x , y ; t ) {\displaystyle L(x,y;t)} at scale t {\displaystyle t} has been computed...
36 KB (5,199 words) - 19:02, 16 April 2025
the lowest level of the scale space is obtained from the output of the 9×9 filters. Hence, unlike previous methods, scale spaces in SURF are implemented...
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smoothing and subsampling. Pyramid representation is a predecessor to scale-space representation and multiresolution analysis. There are two main types...
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order to enhance image structures at different scales—see scale space representation and scale space implementation. Mathematically, applying a Gaussian...
17 KB (2,373 words) - 15:07, 19 November 2024
points detected through Harris corner detection, multi-scale analysis through Gaussian scale space and affine normalization using an iterative affine shape...
44 KB (7,037 words) - 01:08, 24 January 2025
Needle Fact Sheet" (PDF). Space Needle. Girgis, Lauren (May 16, 2023). "Move aside, Godzilla: Seattle mascots scale Space Needle for paint job". The...
44 KB (4,577 words) - 18:12, 29 May 2025
The scale space representation of a signal obtained by Gaussian smoothing satisfies a number of special properties, scale-space axioms, which make it...
5 KB (798 words) - 12:46, 27 September 2022
Ridge detection (section Differential geometric definition of ridges and valleys at a fixed scale in a two-dimensional image)
however, be highly noise sensitive if computed at a single scale only. Because scale-space theoretic computations involve convolution with the Gaussian...
27 KB (4,704 words) - 09:31, 27 May 2025
systems and lasers. In scale space representation, Gaussian functions are used as smoothing kernels for generating multi-scale representations in computer...
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Scale-space segmentation or multi-scale segmentation is a general framework for signal and image segmentation, based on the computation of image descriptors...
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are not equally spaced. Equally spaced values on a logarithmic scale have exponents that increment uniformly. Examples of equally spaced values are 10,...
13 KB (1,203 words) - 20:46, 10 March 2025
formulated in terms of second- and third-order derivatives computed from a scale space representation (Lindeberg 1998) – see the article on edge detection for...
24 KB (3,361 words) - 06:24, 21 May 2025
during re-entry. SpaceShipOne's official model designation is Scaled Composites Model 316. The Scaled Composites Model 316, known as SpaceShipOne, was a...
48 KB (4,917 words) - 15:57, 16 October 2024
smallest space analysis (SSA) is an example of a non-metric MDS procedure. An extension of metric multidimensional scaling, in which the target space is an...
21 KB (3,244 words) - 02:46, 17 April 2025
The Scaled Composites Model 339 SpaceShipTwo (SS2) was an air-launched suborbital spaceplane type designed for space tourism. It was manufactured by The...
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Image segmentation (redirect from Multi-scale image segmentation)
scales in scale-space and then trace them back to finer scales with manual choice of both the coarse detection scale and the fine localization scale....
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selection in computer vision applications; see Laplacian of Gaussian and scale space. The relation between this Laplacian of the Gaussian operator and the...
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one-parameter scale-space features an image descriptor that is defined over two scale parameters. One scale parameter, referred to as local scale t {\displaystyle...
34 KB (5,501 words) - 19:10, 23 May 2025
filter Gaussian blur Gaussian pyramid Oriented energy filters Scale space Scale space implementation Orwiler, Bob (1969). Oscilloscope Vertical Amplifiers...
19 KB (2,889 words) - 04:13, 7 April 2025
The Kardashev scale (Russian: шкала Кардашёва, romanized: shkala Kardashyova) is a method of measuring a civilization's level of technological advancement...
144 KB (16,930 words) - 01:42, 23 May 2025
The Large Scale Structure of Space–Time is a 1973 treatise on the theoretical physics of spacetime by the physicist Stephen Hawking and the mathematician...
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Quantum Experiments at Space Scale (QUESS; Chinese: 量子科学实验卫星; pinyin: Liàngzǐ kēxué shíyàn wèixīng; lit. 'Quantum Science Experiment Satellite'), is a...
23 KB (1,942 words) - 14:20, 5 March 2025