Results 31 to 40 of about 328,721 (293)

A Super-resolution Reconstruction Algorithm for Surveillance Video

open access: yesJournal of Forensic Science and Medicine, 2017
Recent technological developments have resulted in surveillance video becoming a primary method of preserving public security. Many city crimes are observed in surveillance video.
Jian Shao   +3 more
doaj   +1 more source

Ujęcie z wnętrza rzeczy. Przypadek „Purpurowego morza” Amel Alzakout i Khaleda Abdulwaheda

open access: yesKwartalnik Filmowy, 2022
W 2015 r. artystka wizualna Amel Alzakout uciekła z Syrii do Niemiec trasą prowadzącą przez Morze Śródziemne. Pół godziny po wypłynięciu łódka, na której znajdowało się 315 osób, zatonęła.
Ewa Fiuk
doaj   +1 more source

Extraction and Classification of Diving Clips from Continuous Video Footage

open access: yes, 2017
Due to recent advances in technology, the recording and analysis of video data has become an increasingly common component of athlete training programmes.
Greenwood, Daniel   +3 more
core   +1 more source

On the impurity of street-scene video footage [PDF]

open access: yes6th International Conference on Imaging for Crime Prevention and Detection (ICDP-15), 2015
In this paper, we present the technical challenges facing researchers in developing computer vision techniques to process street-scene videos from the wild. Video footage captured by surveillance CCTV cameras and hand-held devices such as mobile phones and body-mounted cameras worn by police officers pose particular difficulties.
C. Henderson   +3 more
openaire   +1 more source

Making training more cognitively effective: making videos interactive [PDF]

open access: yes, 2009
The cost of health and safety (H&S) failures to the UK industry is currently estimated at up to £6.5 billion per annum, with the construction sector suffering unacceptably high levels of work-related incidents.
Cherrett, Tom   +4 more
core   +1 more source

Video-Based Evidence Analysis and Extraction in Digital Forensic Investigation

open access: yesIEEE Access, 2019
As a result of the popularity of smart mobile devices and the low cost of surveillance systems, visual data are increasingly being used in digital forensic investigation.
Jianyu Xiao, Shancang Li, Qingliang Xu
doaj   +1 more source

Semi-Supervised First-Person Activity Recognition in Body-Worn Video [PDF]

open access: yes, 2019
Body-worn cameras are now commonly used for logging daily life, sports, and law enforcement activities, creating a large volume of archived footage. This paper studies the problem of classifying frames of footage according to the activity of the camera ...
Akar, Osman   +8 more
core   +1 more source

Soft Robotic Snake with Tunable Undulatory Gait for Efficient Underwater Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
This study designs an underwater soft snake robot using 3D‐printed soft actuators, controlled by specific signals to generate sinusoidal undulation. Results show a positive correlation between speed and swing amplitude, with optimal performance at 2/3π phase offset, PLA tail, 1.2 voltage growth rate, and 6s undulation period achieving a maximum speed ...
Huichen Ma, Junjie Zhou, Raye Yeow
wiley   +1 more source

High-speed video data for settling of dense liquid droplets through liquid media with different viscosities

open access: yesData in Brief, 2020
A dataset of high-speed video footage of mercury droplets settling through liquid media of different viscosities is presented. Video footage was taken at 4000 frames per second for mercury droplets at room temperature settling through either deionised ...
Driaan Bezuidenhout   +3 more
doaj   +1 more source

Relationship between judges' scores and dive attributes from a video recording of a diving competition.

open access: yesPLoS ONE, 2022
Sports such as diving, gymnastics, and ice skating rely on expert judges to score performance accurately. Human error and bias can affect the scores, sometimes leading to controversy, especially at high levels.
Bianca Luedeker, Monnie McGee
doaj   +1 more source

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