Results 11 to 20 of about 22,181 (260)

Energy-Saving Adaptive Routing for High-Speed Railway Monitoring Network Based on Improved Q Learning

open access: yesSensors, 2023
In high-speed railway operational monitoring network systems targeting railway infrastructure as its monitoring objective, there is a wide variety of sensor types with diverse operational requirements.
Wei Fu, Qin Peng, Canwei Hu
doaj   +1 more source

A Global Clock Skew Estimation Scheme for Hierarchical Wireless Sensor Networks

open access: yesIEEE Access, 2017
Time synchronization is extremely important for wireless sensor networks (WSNs). For largescale WSNs, hierarchical clock synchronization, which can effectively save energy by reducing communication overhead, has become an attractive approach in practical
Heng Wang, Lun Shao, Min Li, Baoguo Wang
doaj   +1 more source

A Lightweight XMPP Publish/Subscribe Scheme for Resource-Constrained IoT Devices

open access: yesIEEE Access, 2017
The development of wireless technology like Internet Protocol version 6 over Low power Wireless Personal Area Networks, which defines IP communication for resource-constrained networks enables communication on the lower layers, while the diverging and ...
Heng Wang   +3 more
doaj   +1 more source

Real-world low-light image enhancement via domain-gap aware framework and reverse domain-distance guided strategy

open access: yesFrontiers in Physics, 2023
Low-light image enhancement (LLIE) has high practical value and development potential in real scenarios. However, the current LLIE methods reveal inferior generalization competence to real-world low-light (LL) conditions of poor visibility.
Yong Chen   +4 more
doaj   +1 more source

An Integrated Dictionary-Learning Entropy-Based Medical Image Fusion Framework

open access: yesFuture Internet, 2017
Image fusion is widely used in different areas and can integrate complementary and relevant information of source images captured by multiple sensors into a unitary synthetic image.
Guanqiu Qi   +4 more
doaj   +1 more source

Mask R-CNN-Based Detection and Segmentation for Pulmonary Nodule 3D Visualization Diagnosis

open access: yesIEEE Access, 2020
3D visualization diagnosis for pulmonary nodule detection and segmentation is becoming a promising topic in the field of surgical researches and applications.
Linqin Cai   +3 more
doaj   +1 more source

Intelligent Question Answering in Restricted Domains Using Deep Learning and Question Pair Matching

open access: yesIEEE Access, 2020
With the rapid expansion of the Internet, intelligent question answering for information retrieval has once again gained widespread attention. However, current question answering models mainly focus on the general and common-sense questions in open ...
Lin-Qin Cai   +3 more
doaj   +1 more source

A Novel Fault Early Warning Model Based on Fault Gene Table for Smart Distribution Grids

open access: yesEnergies, 2017
Since a smart distribution grid has a diversity of components and complicated topology; it is very hard to achieve fault early warning for each part. A fault early warning model for smart distribution grid combining a back propagation (BP) neural network
Min Xiang   +3 more
doaj   +1 more source

A Collaborative Monitoring Method for Traffic Situations under Urban Road Emergencies

open access: yesApplied Sciences, 2023
The complex and diverse urban road traffic environments make it difficult to accurately assess road traffic situations. This paper proposes a collaborative monitoring method for urban road traffic situational assessment during emergency events.
Min Xiang, Yulin An
doaj   +1 more source

Appearance Guidance Attention for Multi-Object Tracking

open access: yesIEEE Access, 2021
Appearance information is one of the most important matching indicators for multi-object data association. In tracking by detection model, appearance information and detection information are usually integrated in the same sub-network for learning and ...
Yong Chen   +4 more
doaj   +1 more source

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