Results 11 to 20 of about 401,072 (287)

HIGH-RESOLUTION SATELLITE IMAGE TRIFOCAL TENSOR SOLUTION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2023
This study presents an efficient algorithm for solving the affine trifocal tensor problem in  high-resolution satellite imagery. Because the imaging mode of high-resolution satellites is usually a line-center projection and the field of view is ...
S. Yang, H. Pan, T. Huang
doaj   +1 more source

Set-Membership Proportionate Affine Projection Algorithms

open access: yesEURASIP Journal on Audio, Speech, and Music Processing, 2007
Proportionate adaptive filters can improve the convergence speed for the identification of sparse systems as compared to their conventional counterparts.
Apolinário José A   +2 more
doaj   +2 more sources

Affine projection sign algorithm based control for mitigation of distribution side power quality problems

open access: yesEnergy Conversion and Economics, 2021
This paper proposes the implementation of Affine Projection Sign Algorithm (APSA) based control for DSTATCOM to mitigate distribution side power quality issues like harmonic elimination, reactive power compensation, load balancing, power factor ...
Archana Sharma   +2 more
doaj   +1 more source

Adaptive Noise Cancellation Using Noise Dependent Affine Projection Algorithm [PDF]

open access: yesEngineering and Technology Journal, 2017
In this paper, an improved adaptive noise cancellation approach is proposed for voice communication signals. The method is based on using noise dependent affine projection algorithm ND-APA.
A.O. Abid Noor
doaj   +1 more source

The geometry of self-affine fractals [PDF]

open access: yes, 2009
In this thesis we study the dimension theory of self-affine sets. We begin by introducing a number of notions from fractal geometry, in particular, dimensions, measure properties and iterated functions systems.
Miao, Jun Jie
core   +2 more sources

Robust factorization for the affine camera: Analysis and comparison [PDF]

open access: yes, 2002
Based on our previous work on the use of subspace distances for the outlier detection problem in video sequences under affine projection, this paper reports our further analysis of the problem and presents two algorithms for computing the reprojection ...
Heyden, A.   +4 more
core   +1 more source

Self-adaptive stepsize affine projection based parameter estimation of IPMSM using square-wave current injection

open access: yesCES Transactions on Electrical Machines and Systems, 2017
Affine projection algorithm (APA) has been used to estimate the parameters of interior permanent magnet synchronous motor (IPMSM). However, there is not a strict guideline of choosing the stepsize of this algorithm to make sure that the results of ...
Gaolin Wang   +3 more
doaj   +1 more source

Affine and projective planes

open access: yesDiscrete Mathematics, 1990
This is an interesting paper which studies the code of a finite projective plane. The technique is to study the hull, which is defined for any 2-design \(D=(P,B)\), where \(P\) is the set of points and \(B\) the set of blocks. Let \(I\) be an incidence matrix of \(D\) where the rows are indexed by the blocks and the columns by the points. The \(\mathrm{
E. F. Assmus Jr., Jennifer D. Key
openaire   +1 more source

Exponentially larger affine and projective caps

open access: yesMathematika, 2022
AbstractIn spite of a recent breakthrough on upper bounds of the size of cap sets (by Croot, Lev and Pach and by Ellenberg and Gijswijt), the classical cap set constructions had not been affected. In this work, we introduce a very different method of construction for caps in all affine spaces with odd prime modulus p.
Elsholtz, Christian, Lipnik, Gabriel F.
openaire   +3 more sources

Self-affine sets with positive Lebesgue measure [PDF]

open access: yes, 2014
Using techniques introduced by C. Gunturk, we prove that the attractors of a family of overlapping self-affine iterated function systems contain a neighbourhood of zero for all parameters in a certain range.
Kempton, Tom   +6 more
core   +2 more sources

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