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) - 19:22, 19 April 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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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...
11 KB (1,623 words) - 11:06, 27 May 2025
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
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
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
smoothing and subsampling. Pyramid representation is a predecessor to scale-space representation and multiresolution analysis. There are two main types...
13 KB (1,435 words) - 05:09, 17 April 2025
Scale-space segmentation or multi-scale segmentation is a general framework for signal and image segmentation, based on the computation of image descriptors...
11 KB (1,199 words) - 23:29, 26 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
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
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
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
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
systems and lasers. In scale space representation, Gaussian functions are used as smoothing kernels for generating multi-scale representations in computer...
30 KB (5,023 words) - 17:40, 4 April 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
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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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
The Scaled Composites Model 339 SpaceShipTwo (SS2) was an air-launched suborbital spaceplane type designed for space tourism. It was manufactured by The...
70 KB (5,881 words) - 02:09, 25 April 2025
selection in computer vision applications; see Laplacian of Gaussian and scale space. The relation between this Laplacian of the Gaussian operator and the...
4 KB (414 words) - 18:58, 22 February 2025
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...
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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....
75 KB (9,699 words) - 10:13, 27 May 2025
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
Expansion of the universe (redirect from Expansion of space)
so it does not mean that the universe expands "into" anything or that space exists "outside" it. To any observer in the universe, it appears that all...
37 KB (4,556 words) - 22:16, 22 March 2025