Results 41 to 50 of about 1,686,085 (194)

Matched bipartite block model with covariates

open access: yesJ. Mach. Learn. Res., 2017
Community detection or clustering is a fundamental task in the analysis of network data. Many real networks have a bipartite structure which makes community detection challenging. In this paper, we consider a model which allows for matched communities in the bipartite setting, in addition to node covariates with information about the matching.
Zahra S. Razaee   +2 more
openaire   +5 more sources

Segmentation and adaptive block matching for motion/disparity estimation

open access: yes, 2022
Lo stato dell'arte attuale degli algoritmi di Stima del Moto è definito da tecniche di Block Matching. Esse non considerano esplicitamente le informazioni sulla composizione dei fotogrammi ed ottengono risultati non sempre corretti.
Tosatto, Alex
core  

Automatic detection and removal of static shadows

open access: yesJournal of Measurement Science and Instrumentation, 2020
In case of complex textures, existing static shadow detection and removal algorithms are prone to false detection of the pixels. To solve this problem, a static shadow detection and removal algorithm based on support vector machine(SVM) and region sub ...
HOU Tao, WU Hai-ping
doaj  

Matched-Block Bootstrap for Dependent Data [PDF]

open access: yesBernoulli, 1998
Research Report / Seminar für Statistik, Eidgenössische Technische Hochschule (ETH ...
Edward Carlstein   +5 more
openaire   +4 more sources

A FAST MORPHING-BASED INTERPOLATION FOR MEDICAL IMAGES: APPLICATION TO CONFORMAL RADIOTHERAPY

open access: yesImage Analysis and Stereology, 2011
A method is presented for fast interpolation between medical images. The method is intended for both slice and projective interpolation. It allows offline interpolation between neighboring slices in tomographic data.
Hussein Atoui   +2 more
doaj   +1 more source

The Block Matching Algorithm and Its Use for Vehicle Motion Description

open access: yes, 2005
This paper deals with principles of Block Matching Algorithm (BMA) and its use for vehicle detection and tracking. The Block matching plays essential role in motion estimation employed in the MPEG compression standard. The current frame is divided by BMA
Martin Capka
core   +1 more source

Carotid artery motion estimation from sequences of b-mode ultrasound images: Effect of scanner settings and image normalization

open access: yes, 2009
—The motion of the carotid artery wall can quantita-tively be estimated from sequences of B-mode ultrasound images. In this paper, the effects of dynamic range (DR) and persistence, along with that of image normalization, were studied, in an attempt to ...
Konstantina S. Nikita   +15 more
core   +1 more source

CDP-MVS: Forest Multi-View Reconstruction with Enhanced Confidence-Guided Dynamic Domain Propagation

open access: yesRemote Sensing
Using multi-view images of forest plots to reconstruct dense point clouds and extract individual tree parameters enables rapid, high-precision, and cost-effective forest plot surveys.
Zitian Liu   +3 more
doaj   +1 more source

Low computational complexity variable block size (VBS) partitioning for motion estimation using the Walsh Hadamard transform (WHT) [PDF]

open access: yes, 2009
Variable Block Size (VBS) based motion estimation has been adapted in state of the art video coding, such as H.264/AVC, VC-1. However, a low complexity H.264/AVC encoder cannot take advantage of VBS due to its power consumption requirements.
Kim, Chanyul   +4 more
core   +2 more sources

A Complexity and Quality Evaluation of Block Based Motion Estimation Algorithms

open access: yesActa Polytechnica, 2005
Motion estimation is a method, by which temporal redundancies are reduced, which is an important aspect of video compression algorithms. In this paper we present a comparison among some of the well-known block based motion estimation algorithms.
S. Usama, M. Montaser, O. Ahmed
doaj  

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