Results 31 to 40 of about 3,988,038 (232)

Distributed Compressed Video Sensing in Camera Sensor Networks

open access: yesInternational Journal of Distributed Sensor Networks, 2012
With the booming of video devices ranging from low-power visual sensors to mobile phones, the video sequences captured by these simple devices must be compressed easily and reconstructed by relatively more powerful servers. In such scenarios, distributed
Yu Liu, Xuqi Zhu, Lin Zhang, Sung Ho Cho
doaj   +1 more source

Energy-efficient sensing in wireless sensor networks using compressed sensing [PDF]

open access: yes, 2014
Sensing of the application environment is the main purpose of a wireless sensor network. Most existing energy management strategies and compression techniques assume that the sensing operation consumes significantly less energy than radio transmission ...
Razzaque, Mohammad Abdur   +5 more
core   +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

High-Resolution Images with Minimum Energy Dissipation and Maximum Field-of-View in Camera-Based Wireless Multimedia Sensor Networks

open access: yesSensors, 2009
High-resolution images with wide field of view are important in realizing many applications of wireless multimedia sensor networks. Previous works that generally use multi-tier topology and provide such images by increasing the capabilities of camera ...
Maghsoud Abbaspour   +3 more
doaj   +1 more source

Availability issues in wireless visual sensor networks [PDF]

open access: yes, 2014
Wireless visual sensor networks have been considered for a large set of monitoring applications related with surveillance, tracking and multipurpose visual monitoring.
Portugal, Paulo   +12 more
core   +1 more source

CAMERA – Mobility Report 1 [PDF]

open access: yes, 2019
This report is a result of research performed so far in the scope of the CAMERA Coordination and Support Action (CSA). In CAMERA, we investigate research initiatives from the past decade that focus on the European air transport system and its integration
Cook, A.J.   +2 more
core   +6 more sources

Distributed Collaborative Camera Actuation Scheme Based on Sensing-Region Management for Wireless Multimedia Sensor Networks

open access: yesInternational Journal of Distributed Sensor Networks, 2012
Considering the high energy consumption of image acquisition, computation, and transmission in wireless multimedia sensor networks (WMSNs), two-tier network structure is usually used to lighten the energy consumption burden on camera sensors.
Wusheng Luo, Qin Lu, Jingjing Xiao
doaj   +1 more source

Effect of terahertz irradiation on DNA damage repair in living cells

open access: yesFEBS Open Bio, EarlyView.
We investigated the effect of terahertz (THz) wave irradiation on DNA double‐strand break (DSB) repair in living cells. We found that THz irradiation enhanced DSB repair at specific frequencies, whereas heat treatment inhibited it, indicating that this effect is nonthermal and frequency‐specific.
Yuya Ueno   +3 more
wiley   +1 more source

A utility-based adaptive sensing and multi-hop communication protocol for wireless sensor networks

open access: yes, 2000
This article reports on the development of a utility-based mechanism for managing sensing and communication in cooperative multisensor networks. The specific application on which we illustrate our mechanism is that of GlacsWeb.
Rajdeep K. Dash   +11 more
core   +1 more source

From missions to systems : generating transparently distributable programs for sensor-oriented systems [PDF]

open access: yes, 2015
Early Wireless Sensor Networks aimed simply to collect as much data as possible for as long as possible. While this remains true in selected cases, the majority of future sensor network applications will demand much more intelligent use of their ...
Porter, Barry   +2 more
core   +1 more source

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