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Compared to humans, machine learning models generally require significantly more training examples and fail to extrapolate from experience to solve previously unseen challenges. To help close this performance gap, we augment single-task…

Machine Learning · Computer Science 2018-07-27 Tailin Wu , John Peurifoy , Isaac L. Chuang , Max Tegmark

Self-supervised detection and segmentation of foreground objects aims for accuracy without annotated training data. However, existing approaches predominantly rely on restrictive assumptions on appearance and motion. For scenes with dynamic…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 Isinsu Katircioglu , Helge Rhodin , Jörg Spörri , Mathieu Salzmann , Pascal Fua

In this paper, we investigate the challenging task of person re-identification from a new perspective and propose an end-to-end attention-based architecture for few-shot re-identification through meta-learning. The motivation for this task…

Computer Vision and Pattern Recognition · Computer Science 2019-03-26 Alireza Rahimpour , Hairong Qi

Video personalization methods allow us to synthesize videos with specific concepts such as people, pets, and places. However, existing methods often focus on limited domains, require time-consuming optimization per subject, or support only…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Tsai-Shien Chen , Aliaksandr Siarohin , Willi Menapace , Yuwei Fang , Kwot Sin Lee , Ivan Skorokhodov , Kfir Aberman , Jun-Yan Zhu , Ming-Hsuan Yang , Sergey Tulyakov

We present a simple method to reconstruct a high-resolution video from a face-video, where the identity of a person is obscured by pixelization. This concealment method is popular because the viewer can still perceive a human face figure…

Computer Vision and Pattern Recognition · Computer Science 2020-09-30 Maayan Shuvi , Noa Fish , Kfir Aberman , Ariel Shamir , Daniel Cohen-Or

Meta-learning has been widely used for implementing few-shot learning and fast model adaptation. One kind of meta-learning methods attempt to learn how to control the gradient descent process in order to make the gradient-based learning…

Machine Learning · Computer Science 2019-11-20 Jialin Liu , Fei Chao , Longzhi Yang , Chih-Min Lin , Qiang Shen

Training models to high-end performance requires availability of large labeled datasets, which are expensive to get. The goal of our work is to automatically synthesize labeled datasets that are relevant for a downstream task. We propose…

Computer Vision and Pattern Recognition · Computer Science 2019-04-29 Amlan Kar , Aayush Prakash , Ming-Yu Liu , Eric Cameracci , Justin Yuan , Matt Rusiniak , David Acuna , Antonio Torralba , Sanja Fidler

Multimodal learning, which involves integrating information from various modalities such as text, images, audio, and video, is pivotal for numerous complex tasks like visual question answering, cross-modal retrieval, and caption generation.…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 G. Thomas Hudson , Dean Slack , Thomas Winterbottom , Jamie Sterling , Chenghao Xiao , Junjie Shentu , Noura Al Moubayed

Recent advancements in controllable human image generation have led to zero-shot generation using structural signals (e.g., pose, depth) or facial appearance. Yet, generating human images conditioned on multiple parts of human appearance…

Computer Vision and Pattern Recognition · Computer Science 2024-04-24 Zehuan Huang , Hongxing Fan , Lipeng Wang , Lu Sheng

The task of realistically inserting a human from a reference image into a background scene is highly challenging, requiring the model to (1) determine the correct location and poses of the person and (2) perform high-quality personalization…

Computer Vision and Pattern Recognition · Computer Science 2025-10-08 Jialu Gao , K J Joseph , Fernando De La Torre

Videos from edited media like movies are a useful, yet under-explored source of information. The rich variety of appearance and interactions between humans depicted over a large temporal context in these films could be a valuable source of…

Computer Vision and Pattern Recognition · Computer Science 2020-12-18 Georgios Pavlakos , Jitendra Malik , Angjoo Kanazawa

Few-Shot Learning is the challenge of training a model with only a small amount of data. Many solutions to this problem use meta-learning algorithms, i.e. algorithms that learn to learn. By sampling few-shot tasks from a larger dataset, we…

Computer Vision and Pattern Recognition · Computer Science 2019-10-01 Etienne Bennequin

Person re-identification is a key technology for analyzing video-based human behavior; however, its application is still challenging in practical situations due to the performance degradation for domains different from those in the training…

Computer Vision and Pattern Recognition · Computer Science 2022-10-26 S. Takeuchi , F. Li , S. Iwasaki , J. Ning , G. Suzuki

Video-to-video synthesis (vid2vid) aims at converting an input semantic video, such as videos of human poses or segmentation masks, to an output photorealistic video. While the state-of-the-art of vid2vid has advanced significantly,…

Computer Vision and Pattern Recognition · Computer Science 2019-10-29 Ting-Chun Wang , Ming-Yu Liu , Andrew Tao , Guilin Liu , Jan Kautz , Bryan Catanzaro

Recent works on dynamic 3D neural field reconstruction assume the input from synchronized multi-view videos whose poses are known. The input constraints are often not satisfied in real-world setups, making the approach impractical. We show…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Changwoon Choi , Jeongjun Kim , Geonho Cha , Minkwan Kim , Dongyoon Wee , Young Min Kim

We present Vid2Avatar, a method to learn human avatars from monocular in-the-wild videos. Reconstructing humans that move naturally from monocular in-the-wild videos is difficult. Solving it requires accurately separating humans from…

Computer Vision and Pattern Recognition · Computer Science 2023-02-23 Chen Guo , Tianjian Jiang , Xu Chen , Jie Song , Otmar Hilliges

This paper studies the task of full generative modelling of realistic images of humans, guided only by coarse sketch of the pose, while providing control over the specific instance or type of outfit worn by the user. This is a difficult…

Computer Vision and Pattern Recognition · Computer Science 2019-06-06 Xu Chen , Jie Song , Otmar Hilliges

The goal of video-based person re-identification is to match two input videos, so that the distance of the two videos is small if two videos contain the same person. A common approach for person re-identification is to first extract image…

Computer Vision and Pattern Recognition · Computer Science 2019-04-11 Tanzila Rahman , Mrigank Rochan , Yang Wang

Generating controllable character animation from a reference image and motion guidance remains a challenging task due to the inherent difficulty of injecting appearance and motion cues into video diffusion models. Prior works often rely on…

Graphics · Computer Science 2025-07-03 Guian Fang , Yuchao Gu , Mike Zheng Shou

We introduce Vid-CamEdit, a novel framework for video camera trajectory editing, enabling the re-synthesis of monocular videos along user-defined camera paths. This task is challenging due to its ill-posed nature and the limited multi-view…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Junyoung Seo , Jisang Han , Jaewoo Jung , Siyoon Jin , Joungbin Lee , Takuya Narihira , Kazumi Fukuda , Takashi Shibuya , Donghoon Ahn , Shoukang Hu , Seungryong Kim , Yuki Mitsufuji