Results 11 to 20 of about 2,217,488 (254)

Abandoned Object Detection in Video-Surveillance: Survey and Comparison

open access: yesSensors, 2018
During the last few years, abandoned object detection has emerged as a hot topic in the video-surveillance community. As a consequence, a myriad of systems has been proposed for automatic monitoring of public and private places, while addressing several ...
Elena Luna   +3 more
doaj   +1 more source

Functional Connectivity Derived From Electroencephalogram in Pharmacoresistant Epileptic Encephalopathy Using Cannabidiol as Adjunctive Antiepileptic Therapy

open access: yesFrontiers in Behavioral Neuroscience, 2021
To explore brain function using functional connectivity and network topology derived from electroencephalogram (EEG) in patients with pharmacoresistant epileptic encephalopathy with cannabidiol as adjunctive antiepileptic treatment.
Lilia Maria Morales Chacón   +4 more
doaj   +1 more source

Compressive sensing-based channel estimation for SC-FDE system

open access: yesEURASIP Journal on Wireless Communications and Networking, 2019
The channel of wireless broadband communication system usually features time domain sparsity. The channel estimation of single carrier frequency domain equalization (SC-FDE) system was modeled as compressive sensing (CS)-based reconstruction of sparse ...
Lu Si, Xinle Yu, Hang Yin, Weizhang Xu
doaj   +1 more source

Background perception for correlation filter tracker

open access: yesEURASIP Journal on Wireless Communications and Networking, 2020
Visual object tracking is one of the most fundamental tasks in the field of computer vision, and it has numerous applications in many realms such as public surveillance, human-computer interaction, robotics, etc.
Yushan Zhang   +4 more
doaj   +1 more source

Non-uniform illumination endoscopic imaging enhancement via anti-degraded model and L 1 L 2-based variational retinex

open access: yesEURASIP Journal on Wireless Communications and Networking, 2017
In this paper, we propose a novel image enhancement algorithm via anti-degraded model and L 1 L 2-based variational retinex (AD-L 1 L 2VR) for non-uniform illumination endoscopic images.
Zhitao Rao   +5 more
doaj   +1 more source

Enhancing Multi-Camera People Detection by Online Automatic Parametrization Using Detection Transfer and Self-Correlation Maximization †

open access: yesSensors, 2018
Finding optimal parametrizations for people detectors is a complicated task due to the large number of parameters and the high variability of application scenarios.
Rafael Martín-Nieto   +3 more
doaj   +1 more source

Insignificant shadow detection for video segmentation [PDF]

open access: yes, 2005
To prevent moving cast shadows from being misunderstood as part of moving objects in change detection based video segmentation, this paper proposes a novel approach to the cast shadow detection based on the edge and region information in multiple frames.
Tang, X.   +14 more
core   +1 more source

Alleviate Similar Object in Visual Tracking via Online Learning Interference-Target Spatial Structure

open access: yesSensors, 2017
Correlation Filter (CF) based trackers have demonstrated superior performance to many complex scenes in smart and autonomous systems, but similar object interference is still a challenge.
Guokai Shi   +4 more
doaj   +1 more source

Weighted Kernel Filter Based Anti-Air Object Tracking for Thermal Infrared Systems

open access: yesSensors, 2020
Visual object tracking is an important component of surveillance systems and many high-performance methods have been developed. However, these tracking methods tend to be optimized for the Red/Green/Blue (RGB) domain and are thus not suitable for use ...
Chuljoong Kim, Hanseok Ko
doaj   +1 more source

COSMOS-7: Video-oriented MPEG-7 scheme for modelling and filtering of semantic content [PDF]

open access: yes, 2005
MPEG-7 prescribes a format for semantic content models for multimedia to ensure interoperability across a multitude of platforms and application domains.
Agius, HW, Angelides, MC
core   +1 more source

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