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We introduce CHAMP, a novel method for learning sequence-to-sequence, multi-hypothesis 3D human poses from 2D keypoints by leveraging a conditional distribution with a diffusion model. To predict a single output 3D pose sequence, we…

Computer Vision and Pattern Recognition · Computer Science 2025-02-25 Harry Zhang , Luca Carlone

Traditional recommender systems heavily rely on ID features, which often encounter challenges related to cold-start and generalization. Modeling pre-extracted content features can mitigate these issues, but is still a suboptimal solution…

Information Retrieval · Computer Science 2024-04-10 Xiuqi Deng , Lu Xu , Xiyao Li , Jinkai Yu , Erpeng Xue , Zhongyuan Wang , Di Zhang , Zhaojie Liu , Guorui Zhou , Yang Song , Na Mou , Shen Jiang , Han Li

Many of the existing methods for learning joint embedding of images and text use only supervised information from paired images and its textual attributes. Taking advantage of the recent success of unsupervised learning in deep neural…

Computer Vision and Pattern Recognition · Computer Science 2017-03-21 Yao-Hung Hubert Tsai , Liang-Kang Huang , Ruslan Salakhutdinov

Recently a new feature representation and data analysis methodology based on a topological tool called persistent homology (and its corresponding persistence diagram summary) has started to attract momentum. A series of methods have been…

Computational Geometry · Computer Science 2019-12-13 Qi Zhao , Yusu Wang

We present an attention-based model for end-to-end handwriting recognition. Our system does not require any segmentation of the input paragraph. The model is inspired by the differentiable attention models presented recently for speech…

Computer Vision and Pattern Recognition · Computer Science 2016-08-24 Théodore Bluche , Jérôme Louradour , Ronaldo Messina

We propose the first direct end-to-end multi-person pose estimation framework, termed DirectPose. Inspired by recent anchor-free object detectors, which directly regress the two corners of target bounding-boxes, the proposed framework…

Computer Vision and Pattern Recognition · Computer Science 2019-11-26 Zhi Tian , Hao Chen , Chunhua Shen

Plenty of effective methods have been proposed for face recognition during the past decade. Although these methods differ essentially in many aspects, a common practice of them is to specifically align the facial area based on the prior…

Computer Vision and Pattern Recognition · Computer Science 2017-08-02 Yuanyi Zhong , Jiansheng Chen , Bo Huang

Modulation recognition using deep neural networks has shown promising advantages over conventional algorithms. However, most existing research focuses on single receive antenna. In this paper, two end-to-end feature learning deep…

Signal Processing · Electrical Eng. & Systems 2020-11-10 Lei Li , Qihang Peng , Jun Wang

This paper introduces new techniques for estimating, identifying and simulating mixed causal-noncausal invertible-noninvertible models. We propose a framework that integrates high-order cumulants, merging both the spectrum and bispectrum…

Econometrics · Economics 2023-10-31 Alain Hecq , Daniel Velasquez-Gaviria

Most existing person re-identification methods compute the matching relations between person images across camera views based on the ranking of the pairwise similarities. This matching strategy with the lack of the global viewpoint and the…

Computer Vision and Pattern Recognition · Computer Science 2022-12-08 Min Cao , Cong Ding , Chen Chen , Junchi Yan , Qi Tian

Cell instance segmentation is a new and challenging task aiming at joint detection and segmentation of every cell in an image. Recently, many instance segmentation methods have applied in this task. Despite their great success, there still…

Computer Vision and Pattern Recognition · Computer Science 2022-08-18 Menghao Li , Wenquan Feng , Shuchang Lyu , Lijiang Chen , Qi Zhao

This study addresses the actual behavior of the credit-card fraud detection environment where financial transactions containing sensitive data must not be amassed in an enormous amount to conduct learning. We introduce a new adaptive…

Machine Learning · Computer Science 2021-08-09 Armin Sadreddin , Samira Sadaoui

High-quality pixel-level annotations of medical images are essential for supervised segmentation tasks, but obtaining such annotations is costly and requires medical expertise. To address this challenge, we propose a novel coarse-to-fine…

Computer Vision and Pattern Recognition · Computer Science 2025-08-06 Anghong Du , Nay Aung , Theodoros N. Arvanitis , Stefan K. Piechnik , Joao A C Lima , Steffen E. Petersen , Le Zhang

Histology imaging is an essential diagnosis method to finalize the grade and stage of cancer of different tissues, especially for breast cancer diagnosis. Specialists often disagree on the final diagnosis on biopsy tissue due to the complex…

Computer Vision and Pattern Recognition · Computer Science 2019-09-17 Yongxiang Huang , Albert Chi-shing Chung

Efficient Human Epithelial-2 (HEp-2) cell image classification can facilitate the diagnosis of many autoimmune diseases. This paper presents an automatic framework for this classification task, by utilizing the deep convolutional neural…

Computer Vision and Pattern Recognition · Computer Science 2015-05-19 Zhimin Gao , Lei Wang , Luping Zhou , Jianjia Zhang

Multiplex Imaging (MI) enables the simultaneous visualization of multiple biological markers in separate imaging channels at subcellular resolution, providing valuable insights into cell-type heterogeneity and spatial organization. However,…

Image and Video Processing · Electrical Eng. & Systems 2024-11-07 Simon Gutwein , Daria Lazic , Thomas Walter , Sabine Taschner-Mandl , Roxane Licandro

In this paper, we propose a new approach to applying point-level annotations for weakly-supervised panoptic segmentation. Instead of the dense pixel-level labels used by fully supervised methods, point-level labels only provide a single…

Computer Vision and Pattern Recognition · Computer Science 2022-10-26 Junsong Fan , Zhaoxiang Zhang , Tieniu Tan

Segmentation-based, two-stage neural network has shown excellent results in the surface defect detection, enabling the network to learn from a relatively small number of samples. In this work, we introduce end-to-end training of the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-16 Jakob Božič , Domen Tabernik , Danijel Skočaj

In this work, we present our journey to revolutionize the personalized recommendation engine through end-to-end learning from raw user actions. We encode user's long-term interest in Pinner- Former, a user embedding optimized for long-term…

Information Retrieval · Computer Science 2022-09-20 Jiajing Xu , Andrew Zhai , Charles Rosenberg

We develop hierarchically quantized efficient embedding representations for similarity-based search and show that this representation provides not only the state of the art performance on the search accuracy but also provides several orders…

Computer Vision and Pattern Recognition · Computer Science 2019-03-08 Yeonwoo Jeong , Yoonsung Kim , Hyun Oh Song
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