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Foundation models have recently gained attention within the field of machine learning thanks to its efficiency in broad data processing. While researchers had attempted to extend this success to time series models, the main challenge is…

Machine Learning · Computer Science 2023-11-22 Trang H. Tran , Lam M. Nguyen , Kyongmin Yeo , Nam Nguyen , Roman Vaculin

Contrastive Language-Image Pre-training (CLIP) has become a promising language-supervised visual pre-training framework. This paper aims to distill small CLIP models supervised by a large teacher CLIP model. We propose several distillation…

Computer Vision and Pattern Recognition · Computer Science 2024-05-08 Chuanguang Yang , Zhulin An , Libo Huang , Junyu Bi , Xinqiang Yu , Han Yang , Boyu Diao , Yongjun Xu

Estimating 3D hand meshes from RGB images robustly is a highly desirable task, made challenging due to the numerous degrees of freedom, and issues such as self similarity and occlusions. Previous methods generally either use parametric 3D…

Computer Vision and Pattern Recognition · Computer Science 2022-02-02 Michael Seeber , Roi Poranne , Marc Polleyfeys , Martin R. Oswald

Hand pose estimation from the monocular 2D image is challenging due to the variation in lighting, appearance, and background. While some success has been achieved using deep neural networks, they typically require collecting a large dataset…

Computer Vision and Pattern Recognition · Computer Science 2019-04-17 Yikang Li , Chris Twigg , Yuting Ye , Lingling Tao , Xiaogang Wang

This paper presents SIM-Sync, a certifiably optimal algorithm that estimates camera trajectory and 3D scene structure directly from multiview image keypoints. SIM-Sync fills the gap between pose graph optimization and bundle adjustment; the…

Robotics · Computer Science 2023-09-12 Xihang Yu , Heng Yang

Learning generalizable visual representations across different embodied environments is essential for effective robotic manipulation in real-world scenarios. However, the limited scale and diversity of robot demonstration data pose a…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Jiaming Zhou , Teli Ma , Kun-Yu Lin , Zifan Wang , Ronghe Qiu , Junwei Liang

Estimating 3d human pose from monocular images is a challenging problem due to the variety and complexity of human poses and the inherent ambiguity in recovering depth from the single view. Recent deep learning based methods show promising…

Computer Vision and Pattern Recognition · Computer Science 2019-05-06 Sandika Biswas , Sanjana Sinha , Kavya Gupta , Brojeshwar Bhowmick

Reconstructing a 3D hand from a single-view RGB image is challenging due to various hand configurations and depth ambiguity. To reliably reconstruct a 3D hand from a monocular image, most state-of-the-art methods heavily rely on 3D…

Computer Vision and Pattern Recognition · Computer Science 2021-03-23 Yujin Chen , Zhigang Tu , Di Kang , Linchao Bao , Ying Zhang , Xuefei Zhe , Ruizhi Chen , Junsong Yuan

We propose an approach to estimating the 3D pose of a hand, possibly handling an object, given a depth image. We show that we can correct the mistakes made by a Convolutional Neural Network trained to predict an estimate of the 3D pose by…

Computer Vision and Pattern Recognition · Computer Science 2019-03-27 Markus Oberweger , Paul Wohlhart , Vincent Lepetit

Despite noise and caption quality having been acknowledged as important factors impacting vision-language contrastive pre-training, in this paper, we show that the full potential of improving the training process by addressing such issues…

Computer Vision and Pattern Recognition · Computer Science 2024-05-17 Adrian Bulat , Yassine Ouali , Georgios Tzimiropoulos

Accurate hand motion capture and standardized 3D representation are essential for various hand-related tasks. Collecting keypoints-only data, while efficient and cost-effective, results in low-fidelity representations and lacks surface…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Menghe Zhang , Joonyeoup Kim , Yangwen Liang , Shuangquan Wang , Kee-Bong Song

Reconstructing high-fidelity hand models with intricate textures plays a crucial role in enhancing human-object interaction and advancing real-world applications. Despite the state-of-the-art methods excelling in texture generation and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-10 Qijun Gan , Wentong Li , Jinwei Ren , Jianke Zhu

In this paper, we study the task of 3D human pose estimation in the wild. This task is challenging due to lack of training data, as existing datasets are either in the wild images with 2D pose or in the lab images with 3D pose. We propose a…

Computer Vision and Pattern Recognition · Computer Science 2017-08-01 Xingyi Zhou , Qixing Huang , Xiao Sun , Xiangyang Xue , Yichen Wei

Benchmarking methods for 3d hand tracking is still an open problem due to the difficulty of acquiring ground truth data. We introduce a new dataset and benchmarking protocol that is insensitive to the accumulative error of other protocols.…

Computer Vision and Pattern Recognition · Computer Science 2017-04-04 Dimitrios Tzionas , Juergen Gall

Real-time 3D hand forecasting is a critical component for fluid human-computer interaction in applications like AR and assistive robotics. However, existing methods are ill-suited for these scenarios, as they typically require offline…

Computer Vision and Pattern Recognition · Computer Science 2026-05-18 Ruicong Liu , Yifei Huang , Liangyang Ouyang , Caixin Kang , Yoichi Sato

Masked image modeling (MIM) with transformer backbones has recently been exploited as a powerful self-supervised pre-training technique. The existing MIM methods adopt the strategy to mask random patches of the image and reconstruct the…

Computer Vision and Pattern Recognition · Computer Science 2024-02-05 Zhaohu Xing , Lei Zhu , Lequan Yu , Zhiheng Xing , Liang Wan

Language is often used to describe physical interaction, yet most 3D human pose estimation methods overlook this rich source of information. We bridge this gap by leveraging large multimodal models (LMMs) as priors for reconstructing…

Computer Vision and Pattern Recognition · Computer Science 2025-05-16 Sanjay Subramanian , Evonne Ng , Lea Müller , Dan Klein , Shiry Ginosar , Trevor Darrell

The goal of text-to-image synthesis is to generate a visually realistic image that matches a given text description. In practice, the captions annotated by humans for the same image have large variance in terms of contents and the choice of…

Machine Learning · Computer Science 2021-11-30 Hui Ye , Xiulong Yang , Martin Takac , Rajshekhar Sunderraman , Shihao Ji

Recovering 3D human mesh from monocular images is a popular topic in computer vision and has a wide range of applications. This paper aims to estimate 3D mesh of multiple body parts (e.g., body, hands) with large-scale differences from a…

Computer Vision and Pattern Recognition · Computer Science 2020-10-28 Yu Sun , Qian Bao , Wu Liu , Wenpeng Gao , Yili Fu , Chuang Gan , Tao Mei

Contrastive Language-Image Pretraining has emerged as a prominent approach for training vision and text encoders with uncurated image-text pairs from the web. To enhance data-efficiency, recent efforts have introduced additional supervision…

Computer Vision and Pattern Recognition · Computer Science 2023-12-21 Bumsoo Kim , Yeonsik Jo , Jinhyung Kim , Seung Hwan Kim