Results 11 to 20 of about 128,877 (262)

Acknowledgement to Reviewers of Journal of Sensor and Actuator Networks in 2017

open access: yesJournal of Sensor and Actuator Networks, 2018
Peer review is an essential part in the publication process, ensuring that Journal of Sensor and Actuator Networks maintains high quality standards for its published papers.[...]
Journal of Sensor and Actuator Networks Editorial Office
doaj   +1 more source

Malicious anchor node extraction using geodesic search for survivable underwater wireless sensor network

open access: yesScientific Reports, 2022
Localization in underwater wireless sensor network (UWSN) faces an imminent threat when the triangulating anchor node starts to malfunction. Traditional geometric approaches are insufficient to cope with the survivability of UWSN topology.
Prateek   +4 more
doaj   +1 more source

Design and characteristic analysis of hybrid OFD–LFM–PC waveforms in the MIMO radar

open access: yesThe Journal of Engineering, 2019
In this study, a new set of hybrid orthogonal frequency division–linear frequency modulation–phase coded (OFD–LFM–PC) waveforms are proposed to improve the detection performance of multiple-input-multiple-output (MIMO) radars.
Sheng Hong   +4 more
doaj   +1 more source

Human Pose Estimation by Exploiting Spatial and Temporal Constraints in Body-Part Configurations

open access: yesIEEE Access, 2017
We present an algorithm for estimating a sequence of articulated upper-body human pose in unconstrained videos. Most previous work often fails to locate forearms in those video scenes suffering from illumination varieties, background clutter, camera ...
Qingwu Li   +4 more
doaj   +1 more source

An Entity Relation Extraction Method Based on Dynamic Context and Multi-Feature Fusion

open access: yesApplied Sciences, 2022
Dynamic context selector, a kind of mask idea, will divide the matrix into some regions, selecting the information of region as the input of model dynamically.
Xiaolin Ma   +3 more
doaj   +1 more source

Second-Order Semi-Global Stereo Matching Algorithm Based on Slanted Plane Iterative Optimization

open access: yesIEEE Access, 2018
Stereo matching is a difficult and challenging task due to many uncontrollable factors that affect the results. These factors include the non-ideal radiometric conditions and the presence of weak-textured regions.
Jinyan Ni, Qingwu Li, Yan Liu, Yan Zhou
doaj   +1 more source

A Keyword Detection and Context Filtering Method for Document Level Relation Extraction

open access: yesApplied Sciences, 2022
Relation extraction (RE) is the core link of downstream tasks, such as information retrieval, question answering systems, and knowledge graphs. Most of the current mainstream RE technologies focus on the sentence-level corpus, which has great limitations
Hailan Kuang   +3 more
doaj   +1 more source

Sensors and Sensor Networks [PDF]

open access: yesProceedings of the International Symposium on Automation and Robotics in Construction (IAARC), 2004
Recently, sensing technology has been experiencing quantum leaps in price reduction and in performance. This has occurred because of simultaneous advances in new materials, cheap computing power, micro to nano-level integrated fabrication, wireless networking, and sophisticated information technology. At the same time, the pace of business and the pace
openaire   +1 more source

Heart Rate Measurement Based on 3D Central Difference Convolution with Attention Mechanism

open access: yesSensors, 2022
Remote photoplethysmography (rPPG) is a video-based non-contact heart rate measurement technology. It is a fact that most existing rPPG methods fail to deal with the spatiotemporal features of the video, which is significant for the extraction of the ...
Xinhua Liu   +3 more
doaj   +1 more source

Degradation of acephate using combined ultrasonic and ozonation method

open access: yesWater Science and Engineering, 2015
The degradation of acephate in aqueous solutions was investigated with the ultrasonic and ozonation methods, as well as a combination of both. An experimental facility was designed and operation parameters such as the ultrasonic power, temperature, and ...
Bin Wang   +8 more
doaj   +1 more source

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