Results 21 to 30 of about 519,436 (318)

Penerapan Metode Localization Tampering dan Hashing untuk Deteksi Rekayasa Video Digital

open access: yesJurnal RESTI (Rekayasa Sistem dan Teknologi Informasi), 2021
The development of digital video technology which is increasingly advanced makes digital video engineering crimes prone to occur. The change in digital video has changed information communication, and it is easy to use in digital crime.
Alfiansyah Imanda Putra Alfian   +2 more
doaj   +1 more source

Video denoising using fuzzy-connectedness principles [PDF]

open access: yes, 2001
Fuzzy-connectedness principles are effective for image segmentation. In this paper, such a principle is applied to video denoising. Assume a video signal suffers from both additive white Gaussian noise and impulsive noise.
Ling, Wing-Kuen, Tam, Kwong-Shun
core   +1 more source

Adaptive Methods for Video Denoising Based on the ICI, FICI, and RICI Algorithms

open access: yesTehnički Vjesnik, 2018
In various applications, reducing noise from video sequence is of crucial importance. In this paper, we have presented performance analysis of the novel video denoising method based on the relative intersection of confidence intervals (RICI) rule, and ...
Jonatan Lerga   +3 more
doaj   +1 more source

Xstream-x264: Real-time H.264 streaming with cross-layer integration [PDF]

open access: yes, 2011
We present Xstream-x264: a real-time cross-layer video streaming technique implemented within a well known open-source H.264 video encoder tool x264.
Boreli, Roksana   +2 more
core   +2 more sources

Perceptual Templates Improvement through Action Video Game Playing and Comparison to Perceptual Learning

open access: yesi-Perception, 2011
Action video game playing substantially improves visual performance; however, the source of this improvement remains unclear. Here we use the equivalent external noise technique to characterize the mechanism by which action video games may facilitate ...
Ruyuan Zhang   +3 more
doaj   +1 more source

Associations of noise kurtosis, genetic variations in NOX3 and lifestyle factors with noise-induced hearing loss

open access: yesEnvironmental Health, 2020
Background Noise-induced hearing loss (NIHL) is a complex disease caused by environmental and genetic risk factors. This study was to explore the association of noise kurtosis, triphosphopyridine nucleotide oxidase 3 (NOX3) and lifestyles with NIHL ...
Tianyu Zhao   +8 more
doaj   +1 more source

Implementation and evaluation of simultaneous video-electroencephalography and functional magnetic resonance imaging [PDF]

open access: yes, 2010
The objective of this study was to demonstrate that the addition of simultaneous and synchronised video to electroencephalography (EEG)-correlated functional magnetic resonance imaging (fMRI) could increase recorded information without data quality ...
Carmichael, D.W.   +6 more
core   +1 more source

Using Noise Level to Detect Frame Repetition Forgery in Video Frame Rate Up-Conversion

open access: yesFuture Internet, 2018
Frame repetition (FR) is a common temporal-domain tampering operator, which is often used to increase the frame rate of video sequences. Existing methods detect FR forgery by analyzing residual variation or similarity between video frames; however, these
Yanli Li, Lala Mei, Ran Li, Changan Wu
doaj   +1 more source

A novel video noise reduction method based on PDE, adaptive grouping, and thresholding techniques

open access: yesThe Journal of Engineering, 2021
Undoubtedly, video block‐matching and 3D filtering (VBM3D) has achieved a significant improvement in video denoising. Nevertheless, in practice, failure to distinguish between the different noise areas, ignoring noise variances and pixel intensity, false‐
Ali Abdullah Yahya, Jieqing Tan, Min Hu
doaj   +1 more source

Video coding technique with a parametric modelling of noise [PDF]

open access: yesOpto-Electronics Review, 2019
This paper presents a video encoding method in which noise is encoded using a novel parametric model representing spectral envelope and spatial distribution of energy. The proposed method has been experimentally assessed using video test sequences in a practical setup consisting of a simple, real-time noise reduction technique and High Efficiency Video
openaire   +3 more sources

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