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World models play a crucial role in understanding and predicting the dynamics of the world, which is essential for video generation. However, existing world models are confined to specific scenarios such as gaming or driving, limiting their…

Computer Vision and Pattern Recognition · Computer Science 2024-01-19 Xiaofeng Wang , Zheng Zhu , Guan Huang , Boyuan Wang , Xinze Chen , Jiwen Lu

Identity-preserving text-to-video (IPT2V) generation, which aims to create high-fidelity videos with consistent human identity, has become crucial for downstream applications. However, current end-to-end frameworks suffer a critical…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Yuji Wang , Moran Li , Xiaobin Hu , Ran Yi , Jiangning Zhang , Han Feng , Weijian Cao , Yabiao Wang , Chengjie Wang , Lizhuang Ma

The task of motion prediction is pivotal for autonomous driving systems, providing crucial data to choose a vehicle behavior strategy within its surroundings. Existing motion prediction techniques primarily focus on predicting the future…

Computer Vision and Pattern Recognition · Computer Science 2024-04-04 Youshaa Murhij , Dmitry Yudin

Automatically describing a video with natural language is regarded as a fundamental challenge in computer vision. The problem nevertheless is not trivial especially when a video contains multiple events to be worthy of mention, which often…

Computer Vision and Pattern Recognition · Computer Science 2018-04-24 Yehao Li , Ting Yao , Yingwei Pan , Hongyang Chao , Tao Mei

We present Im2Pano3D, a convolutional neural network that generates a dense prediction of 3D structure and a probability distribution of semantic labels for a full 360 panoramic view of an indoor scene when given only a partial observation…

Computer Vision and Pattern Recognition · Computer Science 2017-12-14 Shuran Song , Andy Zeng , Angel X. Chang , Manolis Savva , Silvio Savarese , Thomas Funkhouser

Robotic world models are a promising paradigm for forecasting future environment states, yet their inference speed and the physical plausibility of generated trajectories remain critical bottlenecks, limiting their real-world applications.…

Robotics · Computer Science 2025-09-26 Sibo Li , Qianyue Hao , Yu Shang , Yong Li

Recently, world models have made significant progress in enhancing end-to-end driving systems through both future situation forecasting and improved scene understanding. However, existing driving world models are typically built upon dense…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Ruoyu Wang , Jingke Wang , Yukai Ma , Yuehao Huang , Shuangming Lei , Guanglin Xu , Aixue Ye , Yong Liu

Diffusion Transformers (DiTs) have achieved state-of-the-art performance in image and video generation, but their success comes at the cost of heavy computation. This inefficiency is largely due to the fixed tokenization process, which uses…

Computer Vision and Pattern Recognition · Computer Science 2026-02-20 Dahye Kim , Deepti Ghadiyaram , Raghudeep Gadde

Accurate monocular depth estimation is a fundamental component of vision-based perception systems in intelligent transportation applications. Despite recent progress, unsupervised monocular approaches still suffer from significant…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Yufan Zhu , Chongzhi Ran , Mingtao Feng , Le Dong , Weisheng Dong , Antonio M. López

Developing deep neural networks to generate 3D scenes is a fundamental problem in neural synthesis with immediate applications in architectural CAD, computer graphics, as well as in generating virtual robot training environments. This task…

Computer Vision and Pattern Recognition · Computer Science 2021-09-02 Haitao Yang , Zaiwei Zhang , Siming Yan , Haibin Huang , Chongyang Ma , Yi Zheng , Chandrajit Bajaj , Qixing Huang

Volume-based indoor scene reconstruction methods offer superior generalization capability and real-time deployment potential. However, existing methods rely on multi-view pixel back-projection ray intersections as weak geometric constraints…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Mingyang Li , Yimeng Fan , Changsong Liu , Lixue Xu , Xin Wang , Yanyan Liu , Wei Zhang

Crowd simulation is a central topic in several fields including graphics. To achieve high-fidelity simulations, data has been increasingly relied upon for analysis and simulation guidance. However, the information in real-world data is…

Graphics · Computer Science 2020-04-30 Feixiang He , Yuanhang Xiang , Xi Zhao , He Wang

Recent image generative models typically capture the image distribution in a pre-constructed latent space, relying on a frozen image tokenizer. However, there exists a significant discrepancy between the reconstruction and generation…

Computer Vision and Pattern Recognition · Computer Science 2025-09-17 Kai Qiu , Xiang Li , Hao Chen , Jason Kuen , Xiaohao Xu , Jiuxiang Gu , Yinyi Luo , Bhiksha Raj , Zhe Lin , Marios Savvides

Given a single photo of a room and a large database of furniture CAD models, our goal is to reconstruct a scene that is as similar as possible to the scene depicted in the photograph, and composed of objects drawn from the database. We…

Computer Vision and Pattern Recognition · Computer Science 2017-04-25 Hamid Izadinia , Qi Shan , Steven M. Seitz

Generating consistent long videos is a complex challenge: while diffusion-based generative models generate visually impressive short clips, extending them to longer durations often leads to memory bottlenecks and long-term inconsistency. In…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Wenqi Ouyang , Zeqi Xiao , Danni Yang , Yifan Zhou , Shuai Yang , Lei Yang , Jianlou Si , Xingang Pan

This study tackles the challenge of image matching in difficult scenarios, such as scenes with significant variations or limited texture, with a strong emphasis on computational efficiency. Previous studies have attempted to address this…

Computer Vision and Pattern Recognition · Computer Science 2024-10-22 Khang Truong Giang , Soohwan Song , Sungho Jo

Generating high-fidelity 3D indoor scenes remains a significant challenge due to data scarcity and the complexity of modeling intricate spatial relations. Current methods often struggle to scale beyond training distribution to dense scenes…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Xingjian Ran , Shujie Zhang , Weipeng Zhong , Li Luo , Bo Dai

Navigation in complex 3D scenarios requires appropriate environment representation for efficient scene understanding and trajectory generation. We propose a highly efficient and extensible global navigation framework based on a tomographic…

Robotics · Computer Science 2024-03-13 Bowen Yang , Jie Cheng , Bohuan Xue , Jianhao Jiao , Ming Liu

The autonomous driving industry is increasingly adopting end-to-end learning from sensory inputs to minimize human biases in system design. Traditional end-to-end driving models, however, suffer from long-tail events due to rare or unseen…

Artificial Intelligence · Computer Science 2024-07-02 Ran Tian , Boyi Li , Xinshuo Weng , Yuxiao Chen , Edward Schmerling , Yue Wang , Boris Ivanovic , Marco Pavone

Modeling visual data as tokens (i.e., image patches) using attention mechanisms, feed-forward networks or convolutions has been highly effective in recent years. Such methods usually have a common pipeline: a tokenization method, followed…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Kumara Kahatapitiya , Michael S. Ryoo