Results 11 to 20 of about 39,604 (247)

Visual Saliency Guided Foveated Video Compression

open access: yesIEEE Access, 2023
Video compression has become increasingly crucial as video resolution and bitrate have surged in recent years. However, most widely applied video compression methods do not fully exploit the characteristics of the Human Visual System (HVS) to reduce ...
Shupei Zhang, Anup Basu
doaj   +1 more source

A Study on the Effectiveness of Video Call Dispatcher-Assisted Cardiopulmonary Resuscitation in Enhancing the Quality of Cardiopulmonary Resuscitation Among Laymen Bystanders in Malaysia

open access: yesEurasian Journal of Emergency Medicine, 2021
Aim:Technology has enabled the utilization of dispatcher-assisted cardiopulmonary resuscitation (DA-CPR) through mobile video call for layman bystanders as opposed to the conventional audio call.
Mohamad Faizal Zulkhifli   +3 more
doaj   +1 more source

Hierarchical Random Access Coding for Deep Neural Video Compression

open access: yesIEEE Access, 2023
Recently, neural video compression networks have obtained impressive results. However, previous neural video compression models mostly focus on low-delay configuration with the order of display being the same as the order of coding.
Nguyen Van Thang, Le Van Bang
doaj   +1 more source

Compressive holographic video

open access: yesOptics Express, 2017
Compressed sensing has been discussed separately in spatial and temporal domains. Compressive holography has been introduced as a method that allows 3D tomographic reconstruction at different depths from a single 2D image. Coded exposure is a temporal compressed sensing method for high speed video acquisition.
Wang, Zihao   +6 more
openaire   +4 more sources

Rate-Distortion-Preserving Forensic Watermarking Using Quantization Parameter Variation

open access: yesIEEE Access, 2020
Watermarking enables the identification of digital pirates that illegally redistribute copyright-protected videos. One of the main challenges is for the watermark to be imperceptible, while not increasing the video bit rate.
Hannes Mareen   +5 more
doaj   +1 more source

Integrated visual security management for optimal condition explorations in resource-constrained systems

open access: yesEURASIP Journal on Image and Video Processing, 2019
As more and more mobile video applications contain important and private video data, various video encryption techniques have been proposed to protect them.
Junhyung Moon   +2 more
doaj   +1 more source

Recent trending on learning based video compression: A survey

open access: yesCognitive Robotics, 2021
The increase of video content and video resolution drive more exploration of video compression techniques recently. Meanwhile, learning-based video compression is receiving much attention over the past few years because of its content adaptivity and ...
Trinh Man Hoang, M.E, Jinjia Zhou, PhD
doaj   +1 more source

Fractal video compression for IOT-based smart cities applications using motion vector estimation

open access: yesMeasurement: Sensors, 2023
Recently, Internet of the things (IoTs) devices have been used highly in surveillance applications in smart environments, cities, and buildings. Most of the surveillance data recorded by the IoT devices is in the form of video and needs to be transmitted
Dilip Kumar Jang Bahadur Saini   +6 more
doaj   +1 more source

Parallel Fractal Compression Method for Big Video Data

open access: yesComplexity, 2018
With the development of technologies such as multimedia technology and information technology, a great deal of video data is generated every day. However, storing and transmitting big video data requires a large quantity of storage space and network ...
Shuai Liu   +4 more
doaj   +1 more source

Digital Video Compression Using DCT-Based Iterated Function System (IFS)

open access: yesTikrit Journal of Pure Science, 2023
Large video files processing involves a huge volume of data. The codec, storage systems and network needs resource utilization, so it becomes important to minimize the used memory space and time to distribute these videos over the Internet using ...
Nevart A. Minas, Faten H. Al-Qadhee
doaj   +1 more source

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