Results 21 to 30 of about 143,398 (311)

A new integrated framework for the identification of potential virus–drug associations

open access: yesFrontiers in Microbiology, 2023
IntroductionWith the increasingly serious problem of antiviral drug resistance, drug repurposing offers a time-efficient and cost-effective way to find potential therapeutic agents for disease.
Jia Qu   +4 more
doaj   +1 more source

Reliable data transmission in wireless sensor networks with data decomposition and ensemble recovery

open access: yesMathematical Biosciences and Engineering, 2019
Wireless sensor networks (WSNs) are usually used to helps many basic scientific works to gather and observe environmental data, whose completeness and accuracy are the key to ensuring the success of scientific works.
Fengyong Li, Gang Zhou, Jingsheng Lei
doaj   +1 more source

Low-Rank Based Image Analyses for Pathological MR Image Segmentation and Recovery

open access: yesFrontiers in Neuroscience, 2019
The presence of pathologies in magnetic resonance (MR) brain images causes challenges in various image analysis areas, such as registration, atlas construction and atlas-based segmentation.
Chuanlu Lin   +3 more
doaj   +1 more source

Guided Semi-Supervised Non-Negative Matrix Factorization

open access: yesAlgorithms, 2022
Classification and topic modeling are popular techniques in machine learning that extract information from large-scale datasets. By incorporating a priori information such as labels or important features, methods have been developed to perform ...
Pengyu Li   +6 more
doaj   +1 more source

Fast Superpixel Based Subspace Low Rank Learning Method for Hyperspectral Denoising

open access: yesIEEE Access, 2018
Sequential data, such as video frames and event data, have been widely applied in the realworld. As a special kind of sequential data, hyperspectral images (HSIs) can be regarded as a sequence of 2-D images in the spectral dimension, which can be ...
Le Sun   +5 more
doaj   +1 more source

Randomized Rank-Revealing QLP for Low-Rank Matrix Decomposition

open access: yesIEEE Access, 2023
The pivoted QLP decomposition is computed through two consecutive pivoted QR decompositions. It is an approximation to the computationally prohibitive singular value decomposition (SVD). This work is concerned with a partial QLP decomposition of matrices
Maboud F. Kaloorazi   +4 more
doaj   +1 more source

A Transmission Prediction Mechanism Exploiting Comprehensive Node Forwarding Capability in Opportunistic Networks

open access: yesIEEE Access, 2019
Opportunistic network enables users to form an instant network for data sharing, which is a type of Ad-hoc network in nature, thus depends on cooperation between nodes to complete message transmission.
Peng Zheng   +3 more
doaj   +1 more source

Exponential Multi-Modal Discriminant Feature Fusion for Small Sample Size

open access: yesIEEE Access, 2022
Multi-modal Canonical Correlation Analysis (MCCA) is an important information fusion method, and some discriminant variations of MCCA have been proposed.
Yanmin Zhu, Tianhao Peng, Shuzhi Su
doaj   +1 more source

DECOMPOSITION METHOD FOR SOLVING FULLY FUZZY LINEAR SYSTEMS [PDF]

open access: yesIranian Journal of Optimization, 2009
In this paper, we investigate the existence of a positive solution of fully fuzzy linear equation systems. This paper mainly to discuss a new decomposition of a nonsingular fuzzy matrix, the symmetric times triangular (ST) decomposition.
M. MOSLEH, M. OTADI, A. KHANMIRZAIE
doaj  

Double Structured Nuclear Norm-Based Matrix Decomposition for Saliency Detection

open access: yesIEEE Access, 2020
Saliency detection aims at identifying the most important and informative area in a scene. Recently low rank matrix recovery (LR) theory becomes an effective tool for saliency detection.
Junxia Li, Ziyang Wang, Zefeng Pan
doaj   +1 more source

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