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BEV perception is of great importance in the field of autonomous driving, serving as the cornerstone of planning, controlling, and motion prediction. The quality of the BEV feature highly affects the performance of BEV perception. However,…

计算机视觉与模式识别 · 计算机科学 2023-03-16 Jiayu Zou , Zheng Zhu , Yun Ye , Xingang Wang

The depth-of-field (DoF) effect, which introduces aesthetically pleasing blur, enhances photographic quality but is fixed and difficult to modify once the image has been created. This becomes problematic when the applied blur is…

计算机视觉与模式识别 · 计算机科学 2025-10-01 Yiyang Wang , Xi Chen , Xiaogang Xu , Yu Liu , Hengshuang Zhao

To help meet the increasing need for dynamic vision sensor (DVS) event camera data, this paper proposes the v2e toolbox that generates realistic synthetic DVS events from intensity frames. It also clarifies incorrect claims about DVS motion…

计算机视觉与模式识别 · 计算机科学 2021-04-20 Yuhuang Hu , Shih-Chii Liu , Tobi Delbruck

The quality of fetal MRI is significantly affected by unpredictable and substantial fetal motion, leading to the introduction of artifacts even when fast acquisition sequences are employed. The development of 3D real-time fetal pose…

图像与视频处理 · 电气工程与系统科学 2024-04-02 Molin Zhang , Polina Golland , Patricia Ellen Grant , Elfar Adalsteinsson

We present 4DiM, a cascaded diffusion model for 4D novel view synthesis (NVS), supporting generation with arbitrary camera trajectories and timestamps, in natural scenes, conditioned on one or more images. With a novel architecture and…

计算机视觉与模式识别 · 计算机科学 2025-04-22 Daniel Watson , Saurabh Saxena , Lala Li , Andrea Tagliasacchi , David J. Fleet

Given a new $6DoF$ camera pose in an indoor environment, we study the challenging problem of predicting the view from that pose based on a set of reference RGBD views. Existing explicit or implicit 3D geometry construction methods are…

计算机视觉与模式识别 · 计算机科学 2023-09-28 Xujie Kang , Kanglin Liu , Jiang Duan , Yuanhao Gong , Guoping Qiu

We introduce InstructVid2Vid, an end-to-end diffusion-based methodology for video editing guided by human language instructions. Our approach empowers video manipulation guided by natural language directives, eliminating the need for…

计算机视觉与模式识别 · 计算机科学 2024-05-30 Bosheng Qin , Juncheng Li , Siliang Tang , Tat-Seng Chua , Yueting Zhuang

Large-scale text-to-image (T2I) diffusion models have been extended for text-guided video editing, yielding impressive zero-shot video editing performance. Nonetheless, the generated videos usually show spatial irregularities and temporal…

计算机视觉与模式识别 · 计算机科学 2024-08-29 Yuanzhi Wang , Yong Li , Xiaoya Zhang , Xin Liu , Anbo Dai , Antoni B. Chan , Zhen Cui

Vehicle-to-Vehicle (V2V) cooperative perception has great potential to enhance autonomous driving performance by overcoming perception limitations in complex adverse traffic scenarios (CATS). Meanwhile, data serves as the fundamental…

Video super-resolution (VSR) seeks to reconstruct high-resolution frames from low-resolution inputs. While diffusion-based methods have substantially improved perceptual quality, extending them to video remains challenging for two reasons:…

计算机视觉与模式识别 · 计算机科学 2026-03-30 Jintong Hu , Bin Chen , Zhenyu Hu , Jiayue Liu , Guo Wang , Lu Qi

Today, people can easily record memorable moments, ranging from concerts, sports events, lectures, family gatherings, and birthday parties with multiple consumer cameras. However, synchronizing these cross-camera streams remains…

计算机视觉与模式识别 · 计算机科学 2025-12-02 Shaowei Liu , David Yifan Yao , Saurabh Gupta , Shenlong Wang

Diffusion models have enabled high-quality, conditional image editing capabilities. We propose to expand their arsenal, and demonstrate that off-the-shelf diffusion models can be used for a wide range of cross-domain compositing tasks.…

计算机视觉与模式识别 · 计算机科学 2023-05-26 Roy Hachnochi , Mingrui Zhao , Nadav Orzech , Rinon Gal , Ali Mahdavi-Amiri , Daniel Cohen-Or , Amit Haim Bermano

Recent deep learning-based image denoising methods have shown impressive performance; however, many lack the flexibility to adjust the denoising strength based on the noise levels, camera settings, and user preferences. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2025-09-05 Youngjin Oh , Junhyeong Kwon , Keuntek Lee , Nam Ik Cho

Video frame interpolation (VFI) enables many important applications that might involve the temporal domain, such as slow motion playback, or the spatial domain, such as stop motion sequences. We are focusing on the former task, where one of…

计算机视觉与模式识别 · 计算机科学 2023-06-01 Uğur Çoğalan , Mojtaba Bemana , Hans-Peter Seidel , Karol Myszkowski

Emerging video diffusion models achieve high visual fidelity but fundamentally couple scene dynamics with camera motion, limiting their ability to provide precise spatial and temporal control. We introduce a 4D-controllable video diffusion…

计算机视觉与模式识别 · 计算机科学 2025-12-05 Yiming Wang , Qihang Zhang , Shengqu Cai , Tong Wu , Jan Ackermann , Zhengfei Kuang , Yang Zheng , Frano Rajič , Siyu Tang , Gordon Wetzstein

Camera relocalization has various applications in autonomous driving. Previous camera pose regression models consider only ideal scenarios where there is little environmental perturbation. To deal with challenging driving environments that…

计算机视觉与模式识别 · 计算机科学 2023-05-26 Sijie Wang , Qiyu Kang , Rui She , Wee Peng Tay , Andreas Hartmannsgruber , Diego Navarro Navarro

Predicting and anticipating future outcomes or reasoning about missing information in a sequence are critical skills for agents to be able to make intelligent decisions. This requires strong, temporally coherent generative capabilities.…

计算机视觉与模式识别 · 计算机科学 2022-11-15 Tobias Höppe , Arash Mehrjou , Stefan Bauer , Didrik Nielsen , Andrea Dittadi

This study introduces an efficient and effective method, MeDM, that utilizes pre-trained image Diffusion Models for video-to-video translation with consistent temporal flow. The proposed framework can render videos from scene position…

计算机视觉与模式识别 · 计算机科学 2023-12-21 Ernie Chu , Tzuhsuan Huang , Shuo-Yen Lin , Jun-Cheng Chen

Recent advances in text-to-video diffusion models have enabled high-quality video synthesis, but controllable generation remains challenging, particularly under limited data and compute. Existing fine-tuning methods for conditional…

计算机视觉与模式识别 · 计算机科学 2025-12-15 Kinam Kim , Junha Hyung , Jaegul Choo

This paper aims to address the unsupervised video anomaly detection (VAD) problem, which involves classifying each frame in a video as normal or abnormal, without any access to labels. To accomplish this, the proposed method employs…

计算机视觉与模式识别 · 计算机科学 2023-07-20 Anil Osman Tur , Nicola Dall'Asen , Cigdem Beyan , Elisa Ricci