Motion vector prediction for affine motion models in video coding

YW Chen, WJ Chien, L Zhang, YC Sun, J Chen… - US Patent …, 2019 - Google Patents
A video decoder selects a source affine block. The source affine block is an affine-coded
block that spatially neighbors a current block. Additionally, the video decoder extrapolates …

Affine motion prediction for video coding

F Zou, J Chen, M Karczewicz, X Li, HC Chuang… - US Patent …, 2020 - Google Patents
An example method includes obtaining, for a current block of video data, values of motion
vectors (MVs) of an affine motion model of a neighboring block of video data; deriv ing, from …

Compgs: Efficient 3d scene representation via compressed gaussian splatting

X Liu, X Wu, P Zhang, S Wang, Z Li… - Proceedings of the 32nd …, 2024 - dl.acm.org
Gaussian splatting, renowned for its exceptional rendering quality and efficiency, has
emerged as a prominent technique in 3D scene representation. However, the substantial …

Affine motion information derivation

X Li, YW Chen, J Chen, HC Chuang, WJ Chien… - US Patent …, 2020 - Google Patents
Techniques and systems are provided for deriving one or more sets of affine motion
parameters at a decoder. For example, the decoder can obtain video data from an encoded …

Subblock-based motion derivation and inter prediction refinement in the versatile video coding standard

H Yang, H Chen, J Chen, S Esenlik… - IEEE transactions on …, 2021 - ieeexplore.ieee.org
Efficient representation and coding of fine-granular motion information is one of the key
research areas for exploiting inter-frame correlation in video coding. Representative …

Learned video compression with efficient temporal context learning

D **, J Lei, B Peng, Z Pan, L Li… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In contrast to image compression, the key of video compression is to efficiently exploit the
temporal context for reducing the inter-frame redundancy. Existing learned video …

History-based motion vector prediction in versatile video coding

L Zhang, K Zhang, H Liu, HC Chuang… - 2019 Data …, 2019 - ieeexplore.ieee.org
In this paper, History-based Motion Vector Prediction (HMVP) is presented for video coding.
With the proposed method, a table of HMVP candidates is maintained and updated on-the …

The joint exploration model (JEM) for video compression with capability beyond HEVC

J Chen, M Karczewicz, YW Huang… - … on Circuits and …, 2019 - ieeexplore.ieee.org
This paper provides an overview of the coding algorithms of the Joint Exploration Model
(JEM) for video compression with capability beyond HEVC, which was developed by the …

Recent advances on HEVC inter-frame coding: From optimization to implementation and beyond

Y Zhang, C Zhang, R Fan, S Ma… - IEEE transactions on …, 2019 - ieeexplore.ieee.org
High Efficiency Video Coding (HEVC) has doubled the video compression ratio with
equivalent subjective quality as compared to its predecessor H. 264/AVC. The significant …

Frame rate up-conversion coding mode

X Li, J Chen, HC Chuang, M Karczewicz - US Patent 10,631,002, 2020 - Google Patents
Methods, apparatuses, and computer-readable medium are provided for a frame rate up-
conversion coding mode, where a bilateral matching mode can be used to determine motion …