Results 11 to 20 of about 160,342 (235)

Behaviour detection in crowded classroom scenes via enhancing features robust to scale and perspective variations

open access: yesIET Image Processing, 2021
Detecting human behaviours in images of crowded classroom scenes is a challenging task, due to the large variations of humans in scale and pose perspective. In this paper, two modules are proposed to tackle these two variations. First, an attention‐based
Mingyu Liu   +4 more
doaj   +1 more source

Selective focus saliency model driven by object class‐awareness

open access: yesIET Image Processing, 2021
Current many salient object detection (SOD) models only focus on highlighting visual conspicuous region but fail to make saliency detection for specific targets. In this paper, a selective focus saliency model driven by object class‐awareness (SF‐OCA) to
Danpei Zhao   +3 more
doaj   +1 more source

AI-Based Computer Vision Techniques and Expert Systems

open access: yesApplied Informatics, 2023
Computer vision is a branch of computer science that studies how computers can ‘see’. It is a field that provides significant value for advancements in academia and artificial intelligence by processing images captured with a camera.
Y. Matsuzaka, R. Yashiro
semanticscholar   +1 more source

Hyperspectral face recognition with a spatial information fusion for local dynamic texture patterns and collaborative representation classifier

open access: yesIET Image Processing, 2021
Hyperspectral face recognition provides improved classification rates due to its abundant information in the face cubes of every subject in hyperspectral face databases. However, while offering excellent opportunities, it also brings new challenges, such
Min Hao, Guangyuan Liu, Desheng Xie
doaj   +1 more source

Novel coronavirus (COVID-19) diagnosis using computer vision and artificial intelligence techniques: a review

open access: yesMultimedia tools and applications, 2021
The universal transmission of pandemic COVID-19 (Coronavirus) causes an immediate need to commit in the fight across the whole human population. The emergencies for human health care are limited for this abrupt outbreak and abandoned environment. In this
Anuja Bhargava, A. Bansal
semanticscholar   +1 more source

Towards fully domain‐independent gesture recognition using COTS WiFi device

open access: yesElectronics Letters, 2021
This letter proposes a fully domain‐independent WiFi‐based gesture recognition system based on the multi‐label adversarial network. Unlike pioneer machine learning works, our system does not require retraining in the target domain, which benefits from ...
Yuqing Yin   +4 more
doaj   +1 more source

An Overview of Vision Transformers for Image Processing: A Survey

open access: yesInternational Journal of Advanced Computer Science and Applications, 2023
—Using image processing technology has become increasingly essential in the education sector, with universities and educational institutions exploring innovative ways to enhance their teaching techniques and provide a better learning experience for their
C. Kameswari   +6 more
semanticscholar   +1 more source

No‐reference image quality assessment based on multiscale feature representation

open access: yesIET Image Processing, 2021
The no‐reference image quality assessment (NR‐IQA) method can evaluate the distortions in an image without the reference image. However, due to the diversity of the image contents and distortion types, it is hard for the existing NR‐IQA algorithms to ...
Junhui Li   +3 more
doaj   +1 more source

Computer Vision System for Welding Inspection of Liquefied Petroleum Gas Pressure Vessels Based on Combined Digital Image Processing and Deep Learning Techniques [PDF]

open access: yesSensors, 2020
One of the most important operations during the manufacturing process of a pressure vessel is welding. The result of this operation has a great impact on the vessel integrity; thus, welding inspection procedures must detect defects that could lead to an accident.
Yarens J. Cruz   +4 more
openaire   +4 more sources

Edge detection by spiral phase contrast imaging at terahertz frequencies

open access: yesElectronics Letters, 2021
This paper proposes the spiral phase contrast (SPC) imaging at terahertz (THz) frequencies to achieve the target edge detection. The THz SPC imaging is built based on a classical 4f imaging system, and a spiral phase plate is placed in the Fourier plane ...
Hui Liu   +5 more
doaj   +1 more source

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