Search Results for author: Xin Geng

Found 32 papers, 9 papers with code

Variational Label Enhancement

no code implementations ICML 2020 Ning Xu, Yun-Peng Liu, Jun Shu, Xin Geng

Label distribution covers a certain number of labels, representing the degree to which each label describes the instance.

Multi-Label Learning Variational Inference

MultiMatch: Multi-task Learning for Semi-supervised Domain Generalization

no code implementations11 Aug 2022 Lei Qi, Hongpeng Yang, Yinghuan Shi, Xin Geng

To address the task, we first analyze the theory of the multi-domain learning, which highlights that 1) mitigating the impact of domain gap and 2) exploiting all samples to train the model can effectively reduce the generalization error in each source domain so as to improve the quality of pseudo-labels.

Domain Generalization Multi-Task Learning +1

Language-Guided Face Animation by Recurrent StyleGAN-based Generator

1 code implementation11 Aug 2022 Tiankai Hang, Huan Yang, Bei Liu, Jianlong Fu, Xin Geng, Baining Guo

Specifically, we propose a recurrent motion generator to extract a series of semantic and motion information from the language and feed it along with visual information to a pre-trained StyleGAN to generate high-quality frames.

Image Manipulation

Progressive Purification for Instance-Dependent Partial Label Learning

no code implementations2 Jun 2022 Ning Xu, Jiaqi Lv, Biao Liu, Congyu Qiao, Xin Geng

Partial label learning (PLL) aims to train multi-class classifiers from instances with partial labels (PLs)-a PL for an instance is a set of candidate labels where a fixed but unknown candidate is the true label.

Partial Label Learning

One Positive Label is Sufficient: Single-Positive Multi-Label Learning with Label Enhancement

1 code implementation1 Jun 2022 Ning Xu, Congyu Qiao, Jiaqi Lv, Xin Geng, Min-Ling Zhang

To cope with the challenge, we investigate single-positive multi-label learning (SPMLL) where each example is annotated with only one relevant label, and show that one can successfully learn a theoretically grounded multi-label classifier for the problem.

Multi-Label Learning

Label Distribution Learning for Generalizable Multi-source Person Re-identification

no code implementations12 Apr 2022 Lei Qi, Jiaying Shen, Jiaqi Liu, Yinghuan Shi, Xin Geng

Besides, for the label distribution of each class, we further revise it to give more and equal attention to the other domains that the class does not belong to, which can effectively reduce the domain gap across different domains and obtain the domain-invariant feature.

Person Re-Identification

Self-Supervised Graph Neural Network for Multi-Source Domain Adaptation

no code implementations8 Apr 2022 Jin Yuan, Feng Hou, Yangzhou Du, Zhongchao shi, Xin Geng, Jianping Fan, Yong Rui

Domain adaptation (DA) tries to tackle the scenarios when the test data does not fully follow the same distribution of the training data, and multi-source domain adaptation (MSDA) is very attractive for real world applications.

Domain Adaptation Self-Supervised Learning

Decompositional Generation Process for Instance-Dependent Partial Label Learning

no code implementations8 Apr 2022 Congyu Qiao, Ning Xu, Xin Geng

Most existing PLL approaches assume that the incorrect labels in each training example are randomly picked as the candidate labels and model the generation process of the candidate labels in a simple way.

Partial Label Learning

Graph Attention Transformer Network for Multi-Label Image Classification

no code implementations8 Mar 2022 Jin Yuan, Shikai Chen, Yao Zhang, Zhongchao shi, Xin Geng, Jianping Fan, Yong Rui

Subsequently, we design the graph attention transformer layer to transfer this adjacency matrix to adapt to the current domain.

Classification Graph Attention +2

A Novel Mix-normalization Method for Generalizable Multi-source Person Re-identification

no code implementations24 Jan 2022 Lei Qi, Lei Wang, Yinghuan Shi, Xin Geng

Different from the conventional data augmentation, the proposed domain-aware mix-normalization to enhance the diversity of features during training from the normalization view of the neural network, which can effectively alleviate the model overfitting to the source domains, so as to boost the generalization capability of the model in the unseen domain.

Data Augmentation Person Re-Identification

Unsupervised Domain Generalization for Person Re-identification: A Domain-specific Adaptive Framework

no code implementations30 Nov 2021 Lei Qi, Lei Wang, Yinghuan Shi, Xin Geng

A significance of our work lies in that it shows the potential of unsupervised domain generalization for person ReID and sets a strong baseline for the further research on this topic.

Domain Generalization Person Re-Identification +1

Auto-Encoding Score Distribution Regression for Action Quality Assessment

2 code implementations22 Nov 2021 Boyu Zhang, Jiayuan Chen, Yinfei Xu, HUI ZHANG, Xu Yang, Xin Geng

Traditionally, AQA is treated as a regression problem to learn the underlying mappings between videos and action scores.

Action Quality Assessment regression

Instance-Dependent Partial Label Learning

1 code implementation NeurIPS 2021 Ning Xu, Congyu Qiao, Xin Geng, Min-Ling Zhang

In this paper, we consider instance-dependent PLL and assume that each example is associated with a latent label distribution constituted by the real number of each label, representing the degree to each label describing the feature.

Partial Label Learning

Learngene: From Open-World to Your Learning Task

1 code implementation12 Jun 2021 Qiufeng Wang, Xin Geng, Shuxia Lin, Shiyu Xia, Lei Qi, Ning Xu

Moreover, the learngene, i. e., the gene for learning initialization rules of the target model, is proposed to inherit the meta-knowledge from the collective model and reconstruct a lightweight individual model on the target task.

On the Robustness of Average Losses for Partial-Label Learning

no code implementations11 Jun 2021 Jiaqi Lv, Biao Liu, Lei Feng, Ning Xu, Miao Xu, Bo An, Gang Niu, Xin Geng, Masashi Sugiyama

Partial-label learning (PLL) utilizes instances with PLs, where a PL includes several candidate labels but only one is the true label (TL).

Partial Label Learning Weakly Supervised Classification

Learning from Noisy Labels via Dynamic Loss Thresholding

no code implementations1 Apr 2021 Hao Yang, Youzhi Jin, Ziyin Li, Deng-Bao Wang, Lei Miao, Xin Geng, Min-Ling Zhang

During the training process, DLT records the loss value of each sample and calculates dynamic loss thresholds.

Compact Learning for Multi-Label Classification

no code implementations18 Sep 2020 Jiaqi Lv, Tianran Wu, Chenglun Peng, Yun-Peng Liu, Ning Xu, Xin Geng

In this paper, we present a compact learning (CL) framework to embed the features and labels simultaneously and with mutual guidance.

Classification Dimensionality Reduction +3

Provably Consistent Partial-Label Learning

no code implementations NeurIPS 2020 Lei Feng, Jiaqi Lv, Bo Han, Miao Xu, Gang Niu, Xin Geng, Bo An, Masashi Sugiyama

Partial-label learning (PLL) is a multi-class classification problem, where each training example is associated with a set of candidate labels.

Multi-class Classification Partial Label Learning

Progressive Identification of True Labels for Partial-Label Learning

1 code implementation ICML 2020 Jiaqi Lv, Miao Xu, Lei Feng, Gang Niu, Xin Geng, Masashi Sugiyama

Partial-label learning (PLL) is a typical weakly supervised learning problem, where each training instance is equipped with a set of candidate labels among which only one is the true label.

Partial Label Learning Stochastic Optimization

Adversarial Camera Alignment Network for Unsupervised Cross-camera Person Re-identification

no code implementations2 Aug 2019 Lei Qi, Lei Wang, Jing Huo, Yinghuan Shi, Xin Geng, Yang Gao

To achieve the camera alignment, we develop a Multi-Camera Adversarial Learning (MCAL) to map images of different cameras into a shared subspace.

Person Re-Identification

A Context-and-Spatial Aware Network for Multi-Person Pose Estimation

no code implementations14 May 2019 Dongdong Yu, Kai Su, Xin Geng, Changhu Wang

In this paper, a novel Context-and-Spatial Aware Network (CSANet), which integrates both a Context Aware Path and Spatial Aware Path, is proposed to obtain effective features involving both context information and spatial information.

Multi-Person Pose Estimation

Age Estimation Using Expectation of Label Distribution Learning

1 code implementation13 Jul 2018 Bin-Bin Gao, Hong-Yu Zhou, Jianxin Wu, Xin Geng

Age estimation performance has been greatly improved by using convolutional neural network.

Age Estimation Face Recognition +1

Multi-Label Learning with Label Enhancement

no code implementations26 Jun 2017 Ruifeng Shao, Ning Xu, Xin Geng

To solve this problem, we assume that each multi-label instance is described by a vector of latent real-valued labels, which can reflect the importance of the corresponding labels.

Multi-Label Learning

Deep Label Distribution Learning with Label Ambiguity

1 code implementation6 Nov 2016 Bin-Bin Gao, Chao Xing, Chen-Wei Xie, Jianxin Wu, Xin Geng

However, it is difficult to collect sufficient training images with precise labels in some domains such as apparent age estimation, head pose estimation, multi-label classification and semantic segmentation.

Age Estimation Classification +4

Logistic Boosting Regression for Label Distribution Learning

no code implementations CVPR 2016 Chao Xing, Xin Geng, Hui Xue

In order to learn this general model family, this paper uses a method called Logistic Boosting Regression (LogitBoost) which can be seen as an additive weighted function regression from the statistical viewpoint.

Age Estimation Facial Expression Recognition +2

Label Distribution Learning

no code implementations26 Aug 2014 Xin Geng

This paper proposes six working LDL algorithms in three ways: problem transformation, algorithm adaptation, and specialized algorithm design.

Multi-Label Learning

Head Pose Estimation Based on Multivariate Label Distribution

no code implementations CVPR 2014 Xin Geng, Yu Xia

Accurate ground truth pose is essential to the training of most existing head pose estimation algorithms.

Head Pose Estimation

Multilabel Ranking with Inconsistent Rankers

no code implementations CVPR 2014 Xin Geng, Longrun Luo

The key idea is to learn a latent preference distribution for each instance.

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