Results 21 to 30 of about 202,444 (290)

A multi-modal event detection system for river and coastal marine monitoring applications [PDF]

open access: yes, 2011
—This work is investigating the use of a multi-modal sensor network where visual sensors such as cameras and satellite imagers, along with context information can be used to complement and enhance the usefulness of a traditional in-situ sensor network ...
O'Connor, Edel   +2 more
core   +1 more source

Learning Wavefront Coding for Extended Depth of Field Imaging [PDF]

open access: yes, 2020
Depth of field is an important factor of imaging systems that highly affects the quality of the acquired spatial information. Extended depth of field (EDoF) imaging is a challenging ill-posed problem and has been extensively addressed in the literature ...
Akpinar, Ugur   +4 more
core   +2 more sources

A Camera Nodes Correlation Model Based on 3D Sensing in Wireless Multimedia Sensor Networks

open access: yesInternational Journal of Distributed Sensor Networks, 2012
In wireless multimedia sensor networks, multiple camera sensor nodes generally are used for gaining enhanced observations of a certain area of interest.
Chong Han   +4 more
doaj   +1 more source

Sensor node localisation using a stereo camera rig [PDF]

open access: yes, 2007
In this paper, we use stereo vision processing techniques to detect and localise sensors used for monitoring simulated environmental events within an experimental sensor network testbed.
Beirne, Stephen   +7 more
core   +2 more sources

Star-Based Calibration of the Installation Between the Camera and Star Sensor of the Luojia 1-01 Satellite

open access: yesRemote Sensing, 2019
Ground control points (GCPs) are generally used to calibrate the installation between the camera and star sensor of a satellite in orbit and improve the geometric positioning accuracy of the satellite.
Zhichao Guan   +3 more
doaj   +1 more source

CITRIC: A low-bandwidth wireless camera network platform [PDF]

open access: yes, 2008
In this paper, we propose and demonstrate a novel wireless camera network system, called CITRIC. The core component of this system is a new hardware platform that integrates a camera, a frequency-scalable (up to 624 MHz) CPU, 16 MB FLASH, and 64 MB RAM ...
Allen Y. Yang   +14 more
core   +2 more sources

Localization of Mobile Robot Based on Fusion of Artificial Landmark and RF TDOA Distance under Indoor Sensor Network

open access: yesInternational Journal of Advanced Robotic Systems, 2011
In this paper, we propose a robust and real-time localization method for dynamic environments based on a sensor network; the method combines landmark image information obtained from an ordinary camera and distance information obtained from sensor nodes ...
Yoon-Gu Kim, Jinung An, Ki-Dong Lee
doaj   +1 more source

Reaction-diffusion based autonomous control of camera sensor networks [PDF]

open access: yes2007 2nd Bio-Inspired Models of Network, Information and Computing Systems, 2007
Although wireless camera sensor networks are useful and powerful means of monitoring and surveillance, the high volume of video data would cause serious network congestion and degradation of perceived video quality for the limited capacity of wireless communication.
Katsuya Hyodo   +2 more
openaire   +1 more source

Fault Diagnosis of the Autonomous Driving Perception System Based on Information Fusion

open access: yesSensors, 2023
The reliability of autonomous driving sensing systems impacts the overall safety of the driving system. However, perception system fault diagnosis is currently a weak area of research, with limited attention and solutions.
Wenkui Hou, Wanyu Li, Pengyu Li
doaj   +1 more source

Camera-LiDAR Fusion Method with Feature Switch Layer for Object Detection Networks

open access: yesSensors, 2022
Object detection is an important factor in the autonomous driving industry. Object detection for autonomous vehicles requires robust results, because various situations and environments must be considered.
Taek-Lim Kim, Tae-Hyoung Park
doaj   +1 more source

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