Search Results for author: Jingning Han

Found 12 papers, 3 papers with code

ROI-based Deep Image Compression with Swin Transformers

no code implementations12 May 2023 Binglin Li, Jie Liang, Haisheng Fu, Jingning Han

Encoding the Region Of Interest (ROI) with better quality than the background has many applications including video conferencing systems, video surveillance and object-oriented vision tasks.

Image Compression Instance Segmentation +3

Multi-rate adaptive transform coding for video compression

no code implementations25 Oct 2022 Lyndon R. Duong, Bohan Li, Cheng Chen, Jingning Han

Contemporary lossy image and video coding standards rely on transform coding, the process through which pixels are mapped to an alternative representation to facilitate efficient data compression.

Data Compression Quantization +1

Asymmetric Learned Image Compression with Multi-Scale Residual Block, Importance Map, and Post-Quantization Filtering

no code implementations21 Jun 2022 Haisheng Fu, Feng Liang, Jie Liang, Binglin Li, Guohe Zhang, Jingning Han

Based on this observation, we design an asymmetric paradigm, in which the encoder employs three stages of MSRBs to improve the learning capacity, whereas the decoder only needs one stage of MSRB to yield satisfactory reconstruction, thereby reducing the decoding complexity without sacrifcing performance.

Image Compression Quantization

MuZero with Self-competition for Rate Control in VP9 Video Compression

no code implementations14 Feb 2022 Amol Mandhane, Anton Zhernov, Maribeth Rauh, Chenjie Gu, Miaosen Wang, Flora Xue, Wendy Shang, Derek Pang, Rene Claus, Ching-Han Chiang, Cheng Chen, Jingning Han, Angie Chen, Daniel J. Mankowitz, Jackson Broshear, Julian Schrittwieser, Thomas Hubert, Oriol Vinyals, Timothy Mann

Specifically, we target the problem of learning a rate control policy to select the quantization parameters (QP) in the encoding process of libvpx, an open source VP9 video compression library widely used by popular video-on-demand (VOD) services.

Decision Making Quantization +1

A Quantitative Approach To The Temporal Dependency in Video Coding

no code implementations26 Aug 2021 Jingning Han, Paul Wilkins, Yaowu Xu, James Bankoski

Its predictive coding scheme propagates the quantization distortion through the prediction chain and creates a temporal dependency.

Motion Compensation Quantization +1

Learned Variable-Rate Image Compression with Residual Divisive Normalization

no code implementations11 Dec 2019 Mohammad Akbari, Jie Liang, Jingning Han, Chengjie Tu

Recently it has been shown that deep learning-based image compression has shown the potential to outperform traditional codecs.

Image Compression Quantization

DSSLIC: Deep Semantic Segmentation-based Layered Image Compression

2 code implementations8 Jun 2018 Mohammad Akbari, Jie Liang, Jingning Han

A compact representation of the input image is also generated and encoded as the first enhancement layer.

Image Compression Image Retrieval +4

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