Results 31 to 40 of about 103,607 (290)

Effective Chroma Subsampling and Luma Modification for RGB Full-Color Images Using the Multiple Linear Regression Technique

open access: yesIEEE Access, 2020
Differing from the traditional chroma subsampling on the YUV image converted from a RGB full-color image, in this paper, we propose a novel and effective chroma subsampling and luma modification (CSLM) method.
Kuo-Liang Chung   +2 more
doaj   +1 more source

A wavelet-based decomposition method for a robust extraction of pulse rate from video recordings [PDF]

open access: yesPeerJ, 2018
Background Remote photoplethysmography (rPPG) is a promising optical method for non-contact assessment of pulse rate (PR) from video recordings. In order to implement the method in real-time applications, it is necessary for the rPPG algorithms to be ...
Miha Finžgar, Primož Podržaj
doaj   +2 more sources

Dynamic Gesture Recognition Based on MEMP Network

open access: yesFuture Internet, 2019
In recent years, gesture recognition has been used in many fields, such as games, robotics and sign language recognition. Human computer interaction (HCI) has been significantly improved by the development of gesture recognition, and now gesture ...
Xinyu Zhang, Xiaoqiang Li
doaj   +1 more source

RESEARCH OF IMAGES FILTRATION METHODS IN COMPUTER SYSTEMS

open access: yesСучасні інформаційні системи, 2021
It is known that human eyes are less sensitive to color, than to their brightness. In the RGB color space, all three components are considered equally important, and they are usually stored with the same resolution. However, you can display a color image
Oleksandr Tymochko   +4 more
doaj   +1 more source

Predicting Deeper into the Future of Semantic Segmentation [PDF]

open access: yes, 2017
The ability to predict and therefore to anticipate the future is an important attribute of intelligence. It is also of utmost importance in real-time systems, e.g. in robotics or autonomous driving, which depend on visual scene understanding for decision
Couprie, Camille   +4 more
core   +5 more sources

Context-Aware Fusion of RGB and Thermal Imagery for Traffic Monitoring

open access: yesSensors, 2016
In order to enable a robust 24-h monitoring of traffic under changing environmental conditions, it is beneficial to observe the traffic scene using several sensors, preferably from different modalities.
Thiemo Alldieck   +2 more
doaj   +1 more source

Evaluating RGB channels in remote photoplethysmography: a comparative study with contact-based PPG

open access: yesFrontiers in Physiology, 2023
Remote photoplethysmography (rPPG) provides a non-contact method for measuring blood volume changes. In this study, we compared rPPG signals obtained from video cameras with traditional contact-based photoplethysmography (cPPG) to assess the ...
Rodrigo Castellano Ontiveros   +5 more
doaj   +1 more source

Online Non-Negative Multi-Modality Feature Template Learning for RGB-Assisted Infrared Tracking

open access: yesIEEE Access, 2019
Infrared sensors have been deployed in many video surveillance systems because of the insensibility of their imaging procedure to some extreme conditions (e.g. low illumination condition, dim environment).
Xiangyuan Lan   +5 more
doaj   +1 more source

Development of Static and Dynamic Colorimetric Analysis Techniques Using Image Sensors and Novel Image Processing Software for Chemical, Biological and Medical Applications

open access: yesTechnologies, 2023
Colorimetric sensing techniques for point(s), linear and areal array(s) were developed using image sensors and novel image processing software for chemical, biological and medical applications.
Woo Sik Yoo   +3 more
doaj   +1 more source

Fast depth edge detection and edge based RGB-D SLAM [PDF]

open access: yes, 2016
This paper presents a method of occluding depth edge-detection targeted towards RGB-D video streams and explores the use of these and other edge features in RGB-D SLAM.
Bose, L., Richards, A.
core   +2 more sources

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