Results 1 to 10 of about 4,995,351 (314)

Active AU Based Patch Weighting for Facial Expression Recognition

open access: yesSensors, 2017
Facial expression has many applications in human-computer interaction. Although feature extraction and selection have been well studied, the specificity of each expression variation is not fully explored in state-of-the-art works.
Weicheng Xie   +3 more
doaj   +1 more source

Underwater Multi-Vehicle Trajectory Alignment and Mapping Using Acoustic and Optical Constraints

open access: yesSensors, 2016
Multi-robot formations are an important advance in recent robotic developments, as they allow a group of robots to merge their capacities and perform surveys in a more convenient way.
Ricard Campos, Nuno Gracias, Pere Ridao
doaj   +1 more source

Reverse active learning based atrous DenseNet for pathological image classification

open access: yesBMC Bioinformatics, 2019
Background Due to the recent advances in deep learning, this model attracted researchers who have applied it to medical image analysis. However, pathological image analysis based on deep learning networks faces a number of challenges, such as the high ...
Yuexiang Li   +3 more
doaj   +1 more source

Local blood flow analysis and visualization from RGB-video sequences

open access: yesCurrent Directions in Biomedical Engineering, 2019
The extraction of heart rate and other vital parameters from video recordings of a person has attracted much attention over the last years. In this paper, we examine time differences between distinct spatial regions using remote photoplethysmography ...
Kossack Benjamin   +4 more
doaj   +1 more source

A Modular System for Detection, Tracking and Analysis of Human Faces in Thermal Infrared Recordings

open access: yesSensors, 2019
We present a system that utilizes a range of image processing algorithms to allow fully automated thermal face analysis under both laboratory and real-world conditions.
Marcin Kopaczka   +3 more
doaj   +1 more source

Vision Transformers in medical computer vision - A contemplative retrospection

open access: yesEngineering applications of artificial intelligence, 2023
Arshi Parvaiz   +5 more
semanticscholar   +1 more source

Seal Pipeline: Enhancing Dynamic Object Detection and Tracking for Autonomous Unmanned Surface Vehicles in Maritime Environments

open access: yesDrones
This study addresses the dynamic object detection problem for Unmanned Surface Vehicles (USVs) in marine environments, which is complicated by boat tilting and camera illumination sensitivity.
Mohamed Ahmed   +5 more
doaj   +1 more source

Report on workshop on high performance computing and communications for grand challenge applications: computer vision, speech and natural language processing, and artificial intelligence [PDF]

open access: green, 1993
Benjamin W. Wah   +23 more
openalex   +1 more source

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