Results 41 to 50 of about 7,176,291 (259)

Fusing feature consistency across views for multi-view stereo

open access: yesComplex & Intelligent Systems
Dense feature matching is of significant importance in the learning-based multi-view stereo (MVS) pipeline. Feature consistency across views is a key factor affecting feature matching and plays a crucial role in the reconstruction of objects by the ...
Rong Zhao   +5 more
doaj   +1 more source

A New Urban Vitality Analysis and Evaluation Framework Based on Human Activity Modeling Using Multi-Source Big Data

open access: yesISPRS International Journal of Geo-Information, 2020
A quantitative study of urban vitality brings new insights for evaluating the external construction environment and internal development power of cities.
Shaojun Liu   +4 more
doaj   +1 more source

Clinical Validation of Artificial Intelligence (AI)‐based Cartilage Segmentation Predicting Knee Replacement

open access: yesArthritis Care &Research, Accepted Article.
Objective For cartilage morphology to serve as a scalable endpoint in clinical trials, analyses should be performed automatically without human interaction. To clinically validate artificial intelligence (AI)‐based analysis, we studied cartilage loss from MRI prior to knee replacement.
Felix Eckstein   +3 more
wiley   +1 more source

Optimal Route Searching with Multiple Dynamical Constraints—A Geometric Algebra Approach

open access: yesISPRS International Journal of Geo-Information, 2018
The process of searching for a dynamic constrained optimal path has received increasing attention in traffic planning, evacuation, and personalized or collaborative traffic service. As most existing multiple constrained optimal path (MCOP) methods cannot
Dongshuang Li   +5 more
doaj   +1 more source

Vectorized rooftop area data for 90 cities in China

open access: yesScientific Data, 2022
Measurement(s) building rooftop area Technology Type(s) computational modeling technique Sample Characteristic - Environment city Sample Characteristic - Location ...
Zhixin Zhang   +13 more
doaj   +1 more source

Automatic Medical Report Generation Based on Cross-View Attention and Visual-Semantic Long Short Term Memorys

open access: yesBioengineering, 2023
Automatic medical report generation based on deep learning can improve the efficiency of diagnosis and reduce costs. Although several automatic report generation algorithms have been proposed, there are still two main challenges in generating more ...
Yunchao Gu   +3 more
doaj   +1 more source

Observer‐Based Adaptive Event‐Triggered Tracking Control for Fuzzy TS Systems With Premise Mismatch

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
This paper presents an adaptive logistic event‐triggered observer‐based tracking controller for Takagi‐Sugeno fuzzy systems under constrained inputs and network delays. Leveraging a hybrid LMI and Secretary Bird Optimization approach, this strategy significantly minimizes communication overhead and computational burden while ensuring optimal reference ...
Oussama Djadane   +3 more
wiley   +1 more source

Grid-Based Interactive Virtual Scientific Experiments for Distributed Virtual Communities

open access: yes, 2008
E-learning technologies have matured to a point where distance learning classes are commonly offered from many leading Universities around the world.
Tiropanis, Thanassis   +3 more
core   +1 more source

Perception of Complex Emotional Body Language of a Virtual Character [PDF]

open access: yes, 2012
Virtual characters are a common phenomenon in serious game applications, and can enrich training environments for a range of different purposes. These characters can be used in games that have been developed to help people with learning difficulties ...
Bekris, Kostas   +5 more
core   +1 more source

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

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