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Typical video modeling methods, such as LLava, represent videos as sequences of visual tokens, which are then processed by the LLM backbone for effective video understanding. However, this approach leads to a massive number of visual…

Computation and Language · Computer Science 2025-06-05 Hongzhi Zhang , Jingyuan Zhang , Xingguang Ji , Qi Wang , Fuzheng Zhang

In the last few years there have been important advancements in generative models with the two dominant approaches being Generative Adversarial Networks (GANs) and Variational Autoencoders (VAEs). However, standard Autoencoders (AEs) and…

Computer Vision and Pattern Recognition · Computer Science 2019-07-26 Massimiliano Patacchiola , Patrick Fox-Roberts , Edward Rosten

We present Step-Video-T2V, a state-of-the-art text-to-video pre-trained model with 30B parameters and the ability to generate videos up to 204 frames in length. A deep compression Variational Autoencoder, Video-VAE, is designed for video…

Computer Vision and Pattern Recognition · Computer Science 2025-02-25 Guoqing Ma , Haoyang Huang , Kun Yan , Liangyu Chen , Nan Duan , Shengming Yin , Changyi Wan , Ranchen Ming , Xiaoniu Song , Xing Chen , Yu Zhou , Deshan Sun , Deyu Zhou , Jian Zhou , Kaijun Tan , Kang An , Mei Chen , Wei Ji , Qiling Wu , Wen Sun , Xin Han , Yanan Wei , Zheng Ge , Aojie Li , Bin Wang , Bizhu Huang , Bo Wang , Brian Li , Changxing Miao , Chen Xu , Chenfei Wu , Chenguang Yu , Dapeng Shi , Dingyuan Hu , Enle Liu , Gang Yu , Ge Yang , Guanzhe Huang , Gulin Yan , Haiyang Feng , Hao Nie , Haonan Jia , Hanpeng Hu , Hanqi Chen , Haolong Yan , Heng Wang , Hongcheng Guo , Huilin Xiong , Huixin Xiong , Jiahao Gong , Jianchang Wu , Jiaoren Wu , Jie Wu , Jie Yang , Jiashuai Liu , Jiashuo Li , Jingyang Zhang , Junjing Guo , Junzhe Lin , Kaixiang Li , Lei Liu , Lei Xia , Liang Zhao , Liguo Tan , Liwen Huang , Liying Shi , Ming Li , Mingliang Li , Muhua Cheng , Na Wang , Qiaohui Chen , Qinglin He , Qiuyan Liang , Quan Sun , Ran Sun , Rui Wang , Shaoliang Pang , Shiliang Yang , Sitong Liu , Siqi Liu , Shuli Gao , Tiancheng Cao , Tianyu Wang , Weipeng Ming , Wenqing He , Xu Zhao , Xuelin Zhang , Xianfang Zeng , Xiaojia Liu , Xuan Yang , Yaqi Dai , Yanbo Yu , Yang Li , Yineng Deng , Yingming Wang , Yilei Wang , Yuanwei Lu , Yu Chen , Yu Luo , Yuchu Luo , Yuhe Yin , Yuheng Feng , Yuxiang Yang , Zecheng Tang , Zekai Zhang , Zidong Yang , Binxing Jiao , Jiansheng Chen , Jing Li , Shuchang Zhou , Xiangyu Zhang , Xinhao Zhang , Yibo Zhu , Heung-Yeung Shum , Daxin Jiang

We present pure-transformer based models for video classification, drawing upon the recent success of such models in image classification. Our model extracts spatio-temporal tokens from the input video, which are then encoded by a series of…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 Anurag Arnab , Mostafa Dehghani , Georg Heigold , Chen Sun , Mario Lučić , Cordelia Schmid

A variational autoencoder (VAE) is a probabilistic machine learning framework for posterior inference that projects an input set of high-dimensional data to a lower-dimensional, latent space. The latent space learned with a VAE offers…

Machine Learning · Computer Science 2022-11-16 Rafael Pastrana

We present a novel perspective on learning video embedders for generative modeling: rather than requiring an exact reproduction of an input video, an effective embedder should focus on synthesizing visually plausible reconstructions. This…

Computer Vision and Pattern Recognition · Computer Science 2025-03-12 Yitian Zhang , Long Mai , Aniruddha Mahapatra , David Bourgin , Yicong Hong , Jonah Casebeer , Feng Liu , Yun Fu

While exocentric video synthesis has achieved great progress, egocentric video generation remains largely underexplored, which requires modeling first-person view content along with camera motion patterns induced by the wearer's body…

Computer Vision and Pattern Recognition · Computer Science 2025-08-19 Jingqiao Xiu , Fangzhou Hong , Yicong Li , Mengze Li , Wentao Wang , Sirui Han , Liang Pan , Ziwei Liu

Vision Transformers (ViTs) have emerged as state-of-the-art models for various vision tasks recently. However, their heavy computation costs remain daunting for resource-limited devices. To address this, researchers have dedicated…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Ao Wang , Hui Chen , Zijia Lin , Sicheng Zhao , Jungong Han , Guiguang Ding

Learning generic joint representations for video and text by a supervised method requires a prohibitively substantial amount of manually annotated video datasets. As a practical alternative, a large-scale but uncurated and narrated video…

Computer Vision and Pattern Recognition · Computer Science 2022-04-01 Dohwan Ko , Joonmyung Choi , Juyeon Ko , Shinyeong Noh , Kyoung-Woon On , Eun-Sol Kim , Hyunwoo J. Kim

The Vision Transformer (ViT) leverages the Transformer's encoder to capture global information by dividing images into patches and achieves superior performance across various computer vision tasks. However, the self-attention mechanism of…

Computer Vision and Pattern Recognition · Computer Science 2025-01-17 Tianxiao Zhang , Wenju Xu , Bo Luo , Guanghui Wang

The usage of deep generative models for image compression has led to impressive performance gains over classical codecs while neural video compression is still in its infancy. Here, we propose an end-to-end, deep generative modeling…

Computer Vision and Pattern Recognition · Computer Science 2019-11-05 Jun Han , Salvator Lombardo , Christopher Schroers , Stephan Mandt

Commercial video generation models have exhibited realistic, high-fidelity results but are still restricted to limited access. One crucial obstacle for large-scale applications is the expensive training and inference cost. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2025-08-13 Rui Tian , Qi Dai , Jianmin Bao , Kai Qiu , Yifan Yang , Chong Luo , Zuxuan Wu , Yu-Gang Jiang

Visual generation includes both image and video generation, training probabilistic models to create coherent, diverse, and semantically faithful content from scratch. While early research focused on unconditional sampling, practitioners now…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Zixiang Yang , Yue Ma , Yinhan Zhang , Shanhui Mo , Dongrui Liu , Linfeng Zhang

Despite recent successes in synthesizing faces and bedrooms, existing generative models struggle to capture more complex image types, potentially due to the oversimplification of their latent space constructions. To tackle this issue,…

Machine Learning · Computer Science 2018-03-13 Wenling Shang , Kihyuk Sohn , Yuandong Tian

We present a VAE architecture for encoding and generating high dimensional sequential data, such as video or audio. Our deep generative model learns a latent representation of the data which is split into a static and dynamic part, allowing…

Machine Learning · Computer Science 2018-06-13 Yingzhen Li , Stephan Mandt

Recent advances in deep generative modeling have enabled efficient modeling of high dimensional data distributions and opened up a new horizon for solving data compression problems. Specifically, autoencoder based learned image or video…

Machine Learning · Computer Science 2020-04-10 Adam Golinski , Reza Pourreza , Yang Yang , Guillaume Sautiere , Taco S Cohen

Generating videos predicting the future of a given sequence has been an area of active research in recent years. However, an essential problem remains unsolved: most of the methods require large computational cost and memory usage for…

Computer Vision and Pattern Recognition · Computer Science 2021-06-09 Naoya Fushishita , Antonio Tejero-de-Pablos , Yusuke Mukuta , Tatsuya Harada

Recent Diffusion Transformers (DiTs) have shown impressive capabilities in generating high-quality single-modality content, including images, videos, and audio. However, it is still under-explored whether the transformer-based diffuser can…

Computer Vision and Pattern Recognition · Computer Science 2024-06-13 Kai Wang , Shijian Deng , Jing Shi , Dimitrios Hatzinakos , Yapeng Tian

Efficient video processing is a critical component in many IoMT applications to detect events of interest. Presently, many window optimization techniques have been proposed in event processing with an underlying assumption that the incoming…

Computer Vision and Pattern Recognition · Computer Science 2021-05-10 Piyush Yadav , Dhaval Salwala , Edward Curry

In this paper we present a a deep generative model for lossy video compression. We employ a model that consists of a 3D autoencoder with a discrete latent space and an autoregressive prior used for entropy coding. Both autoencoder and prior…

Image and Video Processing · Electrical Eng. & Systems 2020-05-11 Amirhossein Habibian , Ties van Rozendaal , Jakub M. Tomczak , Taco S. Cohen