Results 21 to 30 of about 676,371 (320)

Real-Time Semantic Background Subtraction [PDF]

open access: yesInternational Conference on Information Photonics, 2020
Semantic background subtraction (SBS) has been shown to improve the performance of most background subtraction algorithms by combining them with semantic information, derived from a semantic segmentation network.
A. Cioppa   +2 more
semanticscholar   +1 more source

A subtraction scheme for computing QCD jet cross sections at NNLO: integrating the subtraction terms I [PDF]

open access: yes, 2008
In previous articles we outlined a subtraction scheme for regularizing doubly-real emission and real-virtual emission in next-to-next-to-leading order (NNLO) calculations of jet cross sections in electron-positron annihilation.
Somogyi, Gábor, Trócsányi, Zoltán
core   +3 more sources

Behavior Subtraction

open access: yesIEEE Transactions on Image Processing, 2008
Background subtraction has been a driving engine for many computer vision and video analytics tasks. Although its many variants exist, they all share the underlying assumption that photometric scene properties are either static or exhibit temporal stationarity. While this works in some applications, the model fails when one is interested in discovering
Jodoin, Pierre-Marc   +2 more
openaire   +5 more sources

BSUV-Net: A Fully-Convolutional Neural Network for Background Subtraction of Unseen Videos [PDF]

open access: yesIEEE Workshop/Winter Conference on Applications of Computer Vision, 2019
Background subtraction is a basic task in computer vision and video processing often applied as a pre-processing step for object tracking, people recognition, etc.
M. Tezcan, J. Konrad, P. Ishwar
semanticscholar   +1 more source

Improved Epstein-Glaser Renormalization II. Lorentz invariant framework [PDF]

open access: yes, 2002
The Epstein--Glaser type T-subtraction introduced by one of the authors in a previous paper is extended to the Lorentz invariant framework. The advantage of using our subtraction instead of Epstein and Glaser's standard W-subtraction method is especially
Gracia-Bondia, J. M., Lazzarini, S.
core   +3 more sources

Subtraction Menger algebras [PDF]

open access: yes, 2010
characterizations of Menger algebras of partial $n$-place functions defined on a set $A$ and closed under the set-theoretic difference functions treatment as subsets of the Cartesian product $A^{n+1}$ are ...
B.M. Schein   +12 more
core   +2 more sources

ViBe: A Universal Background Subtraction Algorithm for Video Sequences

open access: yesIEEE Transactions on Image Processing, 2011
This paper presents a technique for motion detection that incorporates several innovative mechanisms. For example, our proposed technique stores, for each pixel, a set of values taken in the past at the same location or in the neighborhood.
Olivier Barnich, Marc Van Droogenbroeck
semanticscholar   +1 more source

Two-way magnetic resonance tuning and enhanced subtraction imaging for non-invasive and quantitative biological imaging

open access: yesNature Nanotechnology, 2020
Distance-dependent magnetic resonance tuning (MRET) technology enables the sensing and quantitative imaging of biological targets in vivo, with the advantage of deep tissue penetration and fewer interactions with the surroundings as compared with those ...
Zhongling Wang   +18 more
semanticscholar   +1 more source

Subtraction by addition [PDF]

open access: yesMemory & Cognition, 2008
University students' self-reports indicate that they often solve basic subtraction problems (13 - 6 = ?) by reference to the corresponding addition problem (6 + 7 = 13; therefore, 13 - 6 = 7). In this case, solution latency should be faster with subtraction problems presented in addition format (6 + _ = 13) than in standard subtraction format (13 - 6 =
openaire   +3 more sources

Subtraction semigroups [PDF]

open access: yesMathematica Bohemica, 1995
A difference semigroup is an algebra \((S;\cdot,-)\) with two binary operations, \(\cdot\) and \(-\), such that \((S;\cdot)\) is a semigroup, \((S;-)\) satisfies the identities \(x-(y-x)=x\), \(x-(x-y)=y-(y-x)\), \((x-y)-z=(x-z)-y\), and multiplication \(\cdot\) distributes (on both sides) over subtraction. The reviewer [Commun. Algebra 20, No. 8, 2153-
openaire   +2 more sources

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