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Recent studies have shown remarkable progress in GANs based on implicit neural representation (INR) - an MLP that produces an RGB value given its (x, y) coordinate. They represent an image as a continuous version of the underlying 2D signal…

计算机视觉与模式识别 · 计算机科学 2022-07-12 Namwoo Lee , Hyunsu Kim , Gayoung Lee , Sungjoo Yoo , Yunjey Choi

Implicit neural representations (INRs) have been successfully used to compress a variety of 3D surface representations such as Signed Distance Functions (SDFs), voxel grids, and also other forms of structured data such as images, videos,…

图形学 · 计算机科学 2025-04-03 Sai Karthikey Pentapati , Gregoire Phillips , Alan C. Bovik

We propose a novel neural representation for videos (NeRV) which encodes videos in neural networks. Unlike conventional representations that treat videos as frame sequences, we represent videos as neural networks taking frame index as…

计算机视觉与模式识别 · 计算机科学 2021-10-27 Hao Chen , Bo He , Hanyu Wang , Yixuan Ren , Ser-Nam Lim , Abhinav Shrivastava

Implicit neural representations (INRs) have emerged as a powerful tool for compressing large-scale volume data. This opens up new possibilities for in situ visualization. However, the efficient application of INRs to distributed data…

分布式、并行与集群计算 · 计算机科学 2024-07-23 Qi Wu , Joseph A. Insley , Victor A. Mateevitsi , Silvio Rizzi , Michael E. Papka , Kwan-Liu Ma

Multi-layer perceptrons (MLP) have proven to be effective scene encoders when combined with higher-dimensional projections of the input, commonly referred to as \textit{positional encoding}. However, scenes with a wide frequency spectrum…

计算机视觉与模式识别 · 计算机科学 2022-06-20 Zoe Landgraf , Alexander Sorkine Hornung , Ricardo Silveira Cabral

Recent years have witnessed rapid advances in learnt video coding. Most algorithms have solely relied on the vector-based motion representation and resampling (e.g., optical flow based bilinear sampling) for exploiting the inter frame…

图像与视频处理 · 电气工程与系统科学 2021-08-29 Haojie Liu , Ming Lu , Zhiqi Chen , Xun Cao , Zhan Ma , Yao Wang

We present a perceptually-driven video compression framework integrating implicit neural representations (INRs) and pre-trained video diffusion models to address the extremely low bitrate regime (<0.05 bpp). Our approach exploits the…

图像与视频处理 · 电气工程与系统科学 2026-04-10 Eren Çetin , Lucas Relic , Yuanyi Xue , Markus Gross , Christopher Schroers , Roberto Azevedo

Leveraging the overfitting property of deep neural networks (DNNs) is trending in video delivery systems to enhance video quality within bandwidth limits. Existing approaches transmit overfitted super-resolution (SR) model streams for…

计算机视觉与模式识别 · 计算机科学 2026-04-22 Yiying Wei , Hadi Amirpour , Jong Hwan Ko , Christian Timmerer

We present a method to reconstruct a dense spatio-temporal depth map of a non-rigidly deformable object directly from a video sequence. The estimation of depth is performed locally on spatio-temporal patches of the video, and then the full…

计算机视觉与模式识别 · 计算机科学 2020-06-22 Matteo Pedone , Abdelrahman Mostafa , Janne heikkilä

Sparse coding of images is traditionally done by cutting them into small patches and representing each patch individually over some dictionary given a pre-determined number of nonzero coefficients to use for each patch. In lack of a way to…

计算机视觉与模式识别 · 计算机科学 2017-05-30 Reza Borhani , Jeremy Watt , Aggelos Katsaggelos

Neural fields have emerged as a powerful paradigm for representing various signals, including videos. However, research on improving the parameter efficiency of neural fields is still in its early stages. Even though neural fields that map…

计算机视觉与模式识别 · 计算机科学 2022-10-06 Daniel Rho , Junwoo Cho , Jong Hwan Ko , Eunbyung Park

Neural Implicit Representation (NIR) has recently gained significant attention due to its remarkable ability to encode complex and high-dimensional data into representation space and easily reconstruct it through a trainable mapping…

计算机视觉与模式识别 · 计算机科学 2024-02-08 Haeyong Kang , Jaehong Yoon , DaHyun Kim , Sung Ju Hwang , Chang D Yoo

Neural fields, also known as coordinate-based or implicit neural representations, have shown a remarkable capability of representing, generating, and manipulating various forms of signals. For video representations, however, mapping…

计算机视觉与模式识别 · 计算机科学 2023-08-08 Joo Chan Lee , Daniel Rho , Jong Hwan Ko , Eunbyung Park

Supervised Deep-Learning (DL)-based reconstruction algorithms have shown state-of-the-art results for highly-undersampled dynamic Magnetic Resonance Imaging (MRI) reconstruction. However, the requirement of excessive high-quality…

图像与视频处理 · 电气工程与系统科学 2025-11-11 Jie Feng , Ruimin Feng , Qing Wu , Zhiyong Zhang , Yuyao Zhang , Hongjiang Wei

In an era where the exponential growth of image data driven by the Internet of Things (IoT) is outpacing traditional storage solutions, this work explores and advances the potential of Implicit Neural Representation (INR) as a…

图像与视频处理 · 电气工程与系统科学 2024-09-23 Sai Sanjeet , Seyyedali Hosseinalipour , Jinjun Xiong , Masahiro Fujita , Bibhu Datta Sahoo

Video compression has recently benefited from implicit neural representations (INRs), which model videos as continuous functions. INRs offer compact storage and flexible reconstruction, providing a promising alternative to traditional…

计算机视觉与模式识别 · 计算机科学 2026-01-27 Jun Zhu , Xinfeng Zhang , Lv Tang , Junhao Jiang , Gai Zhang , Jia Wang

Infrared dim and small target detection presents a significant challenge due to dynamic multi-frame scenarios and weak target signatures in the infrared modality. Traditional low-rank plus sparse models often fail to capture dynamic…

计算机视觉与模式识别 · 计算机科学 2025-10-14 Pei Liu , Yisi Luo , Wenzhen Wang , Xiangyong Cao

Succinct representation of complex signals using coordinate-based neural representations (CNRs) has seen great progress, and several recent efforts focus on extending them for handling videos. Here, the main challenge is how to (a)…

计算机视觉与模式识别 · 计算机科学 2022-10-14 Subin Kim , Sihyun Yu , Jaeho Lee , Jinwoo Shin

Implicit Neural Video Representation (INVR) has emerged as a novel approach for video representation and compression, using learnable grids and neural networks. Existing methods focus on developing new grid structures efficient for latent…

图像与视频处理 · 电气工程与系统科学 2026-04-09 Yiyang Li , Yanbo Gao , Shuai Li , Zhenyu Du , Jinglin Zhang , Hui Yuan , Mao Ye , Xingyu Gao

The non-local self-similarity property of natural images has been exploited extensively for solving various image processing problems. When it comes to video sequences, harnessing this force is even more beneficial due to the temporal…

计算机视觉与模式识别 · 计算机科学 2021-11-02 Gregory Vaksman , Michael Elad , Peyman Milanfar