1 citations · 2 across the 7 of their papers we have counts for
9 papers
A Subjective Study on a New Sharpness Informed Class of Metrics
Uditangshu Aurangabadkar, Vibhoothi Vibhoothi, Darren Ramsook +1
Perceptual loss functions in Deep Neural Network (DNN) deblurring architectures improve the overall quality of restored images. However, few focus on explicitly targeting sharpness…
Video Quality Evaluation Methodology and Result of AV2 Compression Performance
Zhijun Lei, Vibhoothi Vibhoothi, Dzung Hoang +2
The Alliance for Open Media (AOMedia) has developed the AV2 video coding standard to supersede AV1, aiming for substantial compression efficiency gains across diverse media applica…
Efficient Dense Matching for Enhanced Gaussian Splatting Using AV1 Motion Vectors
Julien Zouein, Vibhoothi Vibhoothi, François Pitié +1
3D Gaussian Splatting (3DGS) has emerged as a prominent framework for real-time, photorealistic scene reconstruction, offering significant speed-ups over Neural Radiance Fields (Ne…
AV1 Motion Vector Fidelity and Application for Efficient Optical Flow
Julien Zouein, Vibhoothi Vibhoothi, Anil Kokaram
This paper presents a comprehensive analysis of motion vectors extracted from AV1-encoded video streams and their application in accelerating optical flow estimation. We demonstrat…
An Empirical Study of Reducing AV1 Decoder Complexity and Energy Consumption via Encoder Parameter Tuning
Vibhoothi Vibhoothi, Julien Zouein, Shanker Shreejith +2
The widespread adoption of advanced video codecs such as AV1 is often hindered by their high decoding complexity, posing a challenge for battery-constrained devices. While encoders…
LiteVPNet: A Lightweight Network for Video Encoding Control in Quality-Critical Applications
Vibhoothi Vibhoothi, François Pitié, Anil Kokaram
In the last decade, video workflows in the cinema production ecosystem have presented new use cases for video streaming technology. These new workflows, e.g. in On-set Virtual Prod…
Demystifying the use of Compression in Virtual Production
Anil Kokaram, Vibhoothi Vibhoothi, Julien Zouein +4
Virtual Production (VP) technologies have continued to improve the flexibility of on-set filming and enhance the live concert experience. The core technology of VP relies on high-r…
Predicting total time to compress a video corpus using online inference systems
Xin Shu, Vibhoothi Vibhoothi, Anil Kokaram
Predicting the computational cost of compressing/transcoding clips in a video corpus is important for resource management of cloud services and VOD (Video On Demand) providers. Cur…
Unravelling the Power of Single-Pass Look-Ahead in Modern Codecs for Optimized Transcoding Deployment
Vibhoothi Vibhoothi, Julien Zouein, François Pitié +1
Modern video encoders have evolved into sophisticated pieces of software in which various coding tools interact with each other. In the past, singlepass encoding was not considered…