Results 11 to 20 of about 8,355,702 (236)

Keyframe detection in visual lifelogs [PDF]

open access: yesProceedings of the 1st international conference on PErvasive Technologies Related to Assistive Environments, 2008
The SenseCam is a wearable camera that passively captures images. Therefore, it requires no conscious effort by a user in taking a photo. A Visual Diary from such a source could prove to be a valuable tool in assisting the elderly, individuals with ...
Blighe, Michael   +3 more
core   +5 more sources

2.5D visual relationship detection

open access: yesComputer Vision and Image Understanding, 2022
Visual 2.5D perception involves understanding the semantics and geometry of a scene through reasoning about object relationships with respect to the viewer in an environment. However, existing works in visual recognition primarily focus on the semantics.
Yu-Chuan Su   +10 more
openaire   +2 more sources

A CRISPR/dCas9‐enabled, on‐site, visual, and bimodal biosensing strategy for ultrasensitive and self‐validating detection of foodborne pathogenic bacteria

open access: yesFood Frontiers, 2023
It is imperative to develop practicable pathogenic bacteria detection methods. We devised a biosensor for the ultrasensitive detection of Salmonella typhimurium (S.
Yaru Li   +8 more
doaj   +1 more source

Ultrasensitive and visual detection of SARS-CoV-2 using all-in-one dual CRISPR-Cas12a assay

open access: yesNature Communications, 2020
The recent outbreak of novel coronavirus (SARS-CoV-2) causing COVID-19 disease spreads rapidly in the world. Rapid and early detection of SARS-CoV-2 facilitates early intervention and prevents the disease spread.
Xiong Ding   +6 more
semanticscholar   +1 more source

Momentum Contrast for Unsupervised Visual Representation Learning [PDF]

open access: yesComputer Vision and Pattern Recognition, 2019
We present Momentum Contrast (MoCo) for unsupervised visual representation learning. From a perspective on contrastive learning as dictionary look-up, we build a dynamic dictionary with a queue and a moving-averaged encoder. This enables building a large
Kaiming He   +4 more
semanticscholar   +1 more source

PyVDT: A PsychoPy-Based Visual Sequence Detection Task

open access: yesJournal of Open Research Software, 2016
PyVDT is a computerized test consisting of two brief visual sequence detection tasks in which participants watch single digits displayed on screen and respond whenever target digit sequences (even – odd – even) are displayed.
Mads Hansen
doaj   +1 more source

Detection of visual symmetries [PDF]

open access: yesSpatial Vision, 1995
This paper reviews empirical evidence for the detection of visual symmetries and explanatory theories and models of symmetry detection. First, mirror symmetry is compared to other types of symmetry. The idea that symmetry detection is preattentive is then discussed and other roles that attention might play in symmetry detection are considered.
openaire   +2 more sources

Multiview-Learning-Based Generic Palmprint Recognition: A Literature Review

open access: yesMathematics, 2023
Palmprint recognition has been widely applied to security authentication due to its rich characteristics, i.e., local direction, wrinkle, and texture.
Shuping Zhao, Lunke Fei, Jie Wen
doaj   +1 more source

Supporting the development and adoption of automatic lameness detection systems in dairy cattle : effect of system cost and performance on potential market shares [PDF]

open access: yes, 2017
Most automatic lameness detection system prototypes have not yet been commercialized, and are hence not yet adopted in practice. Therefore, the objective of this study was to simulate the effect of detection performance (percentage missed lame cows and ...
Lauwers, Ludwig   +5 more
core   +2 more sources

Rapid and visual detection of 2019 novel coronavirus (SARS-CoV-2) by a reverse transcription loop-mediated isothermal amplification assay

open access: yesClinical Microbiology and Infection, 2020
Objective To evaluate a reverse transcription loop-mediated isothermal amplification (RT-LAMP) assay for detection of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), and compare it with RT-PCR.
Chao Yan   +17 more
semanticscholar   +1 more source

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