Results 41 to 50 of about 1,562 (268)

Linear color correction for multiple illumination changes and non-overlapping cameras [PDF]

open access: yes, 2015
Many image processing methods, such as techniques for people re-identification, assume photometric constancy between different images. This study addresses the correction of photometric variations based upon changes in background areas to correct ...
Bouma, Henri   +3 more
core   +2 more sources

Matricial Wasserstein-1 Distance

open access: yes, 2017
In this note, we propose an extension of the Wasserstein 1-metric ($W_1$) for matrix probability densities, matrix-valued density measures, and an unbalanced interpretation of mass transport. The key is using duality theory, in particular, a "dual of the
Chen, Yongxin   +3 more
core   +1 more source

Behavior analysis for aging-in-place using similarity heatmaps [PDF]

open access: yes, 2014
The demand for healthcare services for an increasing population of older adults is faced with the shortage of skilled caregivers and a constant increase in healthcare costs. In addition, the strong preference of the elderly to live independently has been
Aghajan, Hamid   +5 more
core   +2 more sources

Hybrid image representation methods for automatic image annotation: a survey [PDF]

open access: yes, 2012
In most automatic image annotation systems, images are represented with low level features using either global methods or local methods. In global methods, the entire image is used as a unit.
Bechkoum, Kamal   +3 more
core   +1 more source

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

Sublinear algorithms for Earth Mover's Distance [PDF]

open access: yes, 2009
Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 2009.Includes bibliographical references (p.
Do Ba, Khanh
core  

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Fast Retrieval Algorithm for Earth Mover's Distance Using EMD Lower Bounds and a Skipping Algorithm

open access: yesAdvances in Multimedia, 2011
The earth mover's distance (EMD) is a measure of the distance between two distributions, and it has been widely used in multimedia information retrieval systems, in particular, in content-based image retrieval systems.
Masami Shishibori   +2 more
doaj   +1 more source

Average Sensitivity of Graph Algorithms

open access: yes, 2020
In modern applications of graphs algorithms, where the graphs of interest are large and dynamic, it is unrealistic to assume that an input representation contains the full information of a graph being studied.
Varma, Nithin, Yoshida, Yuichi
core   +1 more source

Post-training discriminative pruning for RBMs [PDF]

open access: yes, 2017
One of the major challenges in the area of artificial neural networks is the identification of a suitable architecture for a specific problem. Choosing an unsuitable topology can exponentially increase the training cost, and even hinder network ...
Albornoz, Enrique Marcelo   +3 more
core   +1 more source

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