Results 41 to 50 of about 202,444 (290)

A Reaction-Diffusion-Based Coding Rate Control Mechanism for Camera Sensor Networks

open access: yesSensors, 2010
A wireless camera sensor network is useful for surveillance and monitoring for its visibility and easy deployment. However, it suffers from the limited capacity of wireless communication and a network is easily overflown with a considerable amount of ...
Naoki Wakamiya   +3 more
doaj   +1 more source

A Distributed Image Compression Scheme for Energy Harvesting Wireless Multimedia Sensor Networks

open access: yesSensors, 2020
As an emerging technology, edge computing will enable traditional sensor networks to be effective and motivate a series of new applications. Meanwhile, limited battery power directly affects the performance and survival time of sensor networks.
Chong Han   +4 more
doaj   +1 more source

Desperate Coverage Problem in Mission-Driven Camera Sensor Networks

open access: yesInternational Journal of Distributed Sensor Networks, 2014
Recently, camera sensor network is attracting huge amount of attention due to the growing popularity of multimedia applications. This paper investigates a new scheduling problem in camera sensor network whose goal is to cover a set of targets as ...
Yi Hong   +4 more
doaj   +1 more source

Optical Lensless-Camera Communications Aided by Neural Network

open access: yesApplied Sciences, 2019
Currently, the optical components of a camera embedded in the device constrain its overall thickness. Moreover, if the camera is strongly shaken, the lens and sensor may be misaligned, resulting in a defocusing effect.
Suhua Zhong   +5 more
doaj   +1 more source

Line cameras for monitoring and surveillance sensor networks [PDF]

open access: yesProceedings of the 15th ACM international conference on Multimedia, 2007
A linear CCD sensor reads temporal data from a CCD array continuously and forms a 2D image profile. Compared to most of the sensors in the current sensor networks that output temporal signals, it delivers more information such as color, shape, and event of a flowing scene.
Jiang Yu Zheng, Shivank Sinha
openaire   +1 more source

Field test of multi-hop image sensing network prototype on a city-wide scale [PDF]

open access: yes, 2017
Open Access funded by Chongqing University of Posts and Telecommuniocations Under a Creative Commons license, https://creativecommons.org/licenses/by-nc-nd/4.0/Wireless multimedia sensor network drastically stretches the horizon of traditional monitoring
Akyildiz   +13 more
core   +2 more sources

Demo Abstract: Augmenting Reality with IP-based Sensor Networks [PDF]

open access: yes, 2010
We demonstrate low-power IP-based sensor networks by showing a system that interacts with the sensor network using a RESTful web service interface. The sensor data is displayed with overlaid 3D graphics on top of a live camera feed, so-called augmented ...
Dunkels, Adam   +5 more
core   +2 more sources

EDNRB‐dependent endothelin signaling reduces proliferation and promotes proneural‐to‐mesenchymal transition in gliomas

open access: yesMolecular Oncology, EarlyView.
Glioma cells mainly express the endothelin receptor EDNRB, while EDNRA is restricted to a perivascular tumor subpopulation. Endothelin signaling reduces glioma cell proliferation while promoting migration and a proneural‐to‐mesenchymal transition associated with poor prognosis. This pathway activates Ca2+, K+, ERK, and STAT3 signalings and is regulated
Donovan Pineau   +36 more
wiley   +1 more source

Quality Analysis of Massive High-Definition Video Streaming in Two-Tiered Embedded Camera-Sensing Systems

open access: yesInternational Journal of Distributed Sensor Networks, 2014
This paper presents the quality analysis results of high-definition video streaming in two-tiered camera sensor network applications. In the camera-sensing system, multiple cameras sense visual scenes in their target fields and transmit the video streams
Joongheon Kim, Eun-Seok Ryu
doaj   +1 more source

IoT Sensor Network for Wild-Animal Detection near Roads

open access: yesSensors, 2023
The monitoring and detection of wild animals is a significant topic for researchers who study the behavior, lifestyle, and environment of wild animals, as well as for people who encounter wildlife both in residential areas and near roads while traveling.
Mindaugas Knyva   +5 more
doaj   +1 more source

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