Search Results for author: Ye Shi

Found 38 papers, 24 papers with code

SeqAfford: Sequential 3D Affordance Reasoning via Multimodal Large Language Model

no code implementations2 Dec 2024 Chunlin Yu, Hanqing Wang, Ye Shi, Haoyang Luo, Sibei Yang, Jingyi Yu, Jingya Wang

In this paper, we introduce the Sequential 3D Affordance Reasoning task, which extends the traditional paradigm by reasoning from cumbersome user intentions and then decomposing them into a series of segmentation maps.

Language Modelling Large Language Model +3

NLPrompt: Noise-Label Prompt Learning for Vision-Language Models

no code implementations2 Dec 2024 Bikang Pan, Qun Li, Xiaoying Tang, Wei Huang, Zhen Fang, Feng Liu, Jingya Wang, Jingyi Yu, Ye Shi

This matrix effectively partitions datasets into clean and noisy subsets, allowing for the application of cross-entropy loss to the clean subset and MAE loss to the noisy subset.

Learning Theory

Understanding Representation of Deep Equilibrium Models from Neural Collapse Perspective

no code implementations30 Oct 2024 Haixiang Sun, Ye Shi

In this paper, we utilize the Neural Collapse ($\mathcal{NC}$) as a tool to systematically analyze the representation of DEQ under both balanced and imbalanced conditions.

Federated Learning from Vision-Language Foundation Models: Theoretical Analysis and Method

1 code implementation29 Sep 2024 Bikang Pan, Wei Huang, Ye Shi

Integrating pretrained vision-language foundation models like CLIP into federated learning has attracted significant attention for enhancing generalization across diverse tasks.

Federated Learning Learning Theory +2

Monocular Human-Object Reconstruction in the Wild

1 code implementation30 Jul 2024 Chaofan Huo, Ye Shi, Jingya Wang

Learning the prior knowledge of the 3D human-object spatial relation is crucial for reconstructing human-object interaction from images and understanding how humans interact with objects in 3D space.

Diversity Human-Object Interaction Detection +2

StackFLOW: Monocular Human-Object Reconstruction by Stacked Normalizing Flow with Offset

1 code implementation30 Jul 2024 Chaofan Huo, Ye Shi, Yuexin Ma, Lan Xu, Jingyi Yu, Jingya Wang

Modeling and capturing the 3D spatial arrangement of the human and the object is the key to perceiving 3D human-object interaction from monocular images.

Human-Object Interaction Detection Object +1

Uniform Transformation: Refining Latent Representation in Variational Autoencoders

1 code implementation2 Jul 2024 Ye Shi, C. S. George Lee

Irregular distribution in latent space causes posterior collapse, misalignment between posterior and prior, and ill-sampling problem in Variational Autoencoders (VAEs).

Density Estimation Disentanglement

Diffusion-based Reinforcement Learning via Q-weighted Variational Policy Optimization

no code implementations25 May 2024 Shutong Ding, Ke Hu, Zhenhao Zhang, Kan Ren, Weinan Zhang, Jingyi Yu, Jingya Wang, Ye Shi

To overcome this, we propose a novel model-free diffusion-based online RL algorithm, Q-weighted Variational Policy Optimization (QVPO).

continuous-control Continuous Control +4

Harmonizing Generalization and Personalization in Federated Prompt Learning

1 code implementation16 May 2024 Tianyu Cui, Hongxia Li, Jingya Wang, Ye Shi

Federated Prompt Learning (FPL) incorporates large pre-trained Vision-Language models (VLM) into federated learning through prompt tuning.

Federated Learning

A Unified Diffusion Framework for Scene-aware Human Motion Estimation from Sparse Signals

1 code implementation CVPR 2024 Jiangnan Tang, Jingya Wang, Kaiyang Ji, Lan Xu, Jingyi Yu, Ye Shi

One of the biggest challenges to this task is the one-to-many mapping from sparse observations to dense full-body motions, which endowed inherent ambiguities.

Motion Estimation

A Distributionally Robust Model Predictive Control for Static and Dynamic Uncertainties in Smart Grids

no code implementations25 Mar 2024 Qi Li, Ye Shi, Yuning Jiang, Yuanming Shi, Haoyu Wang, H. Vincent Poor

The distinctive contribution of this paper lies in its holistic approach to both static and dynamic uncertainties in smart grids.

Model Predictive Control Scheduling

Gaze-guided Hand-Object Interaction Synthesis: Dataset and Method

no code implementations24 Mar 2024 Jie Tian, Ran Ji, Lingxiao Yang, Yuexin Ma, Lan Xu, Jingyi Yu, Ye Shi, Jingya Wang

Gaze plays a crucial role in revealing human attention and intention, particularly in hand-object interaction scenarios, where it guides and synchronizes complex tasks that require precise coordination between the brain, hand, and object.

Denoising Human motion prediction +3

THOR: Text to Human-Object Interaction Diffusion via Relation Intervention

no code implementations17 Mar 2024 Qianyang Wu, Ye Shi, Xiaoshui Huang, Jingyi Yu, Lan Xu, Jingya Wang

This paper addresses new methodologies to deal with the challenging task of generating dynamic Human-Object Interactions from textual descriptions (Text2HOI).

Diversity Human-Object Interaction Detection +2

Global and Local Prompts Cooperation via Optimal Transport for Federated Learning

1 code implementation CVPR 2024 Hongxia Li, Wei Huang, Jingya Wang, Ye Shi

Specifically, for each client, we learn a global prompt to extract consensus knowledge among clients, and a local prompt to capture client-specific category characteristics.

Federated Learning

Unsupervised Cross-Domain Image Retrieval via Prototypical Optimal Transport

no code implementations28 Feb 2024 Bin Li, Ye Shi, Qian Yu, Jingya Wang

This paper introduces ProtoOT, a novel Optimal Transport formulation explicitly tailored for UCIR, which integrates intra-domain feature representation learning and cross-domain alignment into a unified framework.

Contrastive Learning Image Retrieval +2

Guidance with Spherical Gaussian Constraint for Conditional Diffusion

1 code implementation5 Feb 2024 Lingxiao Yang, Shutong Ding, Yifan Cai, Jingyi Yu, Jingya Wang, Ye Shi

We theoretically show the existence of manifold deviation by establishing a certain lower bound for the estimation error of the loss guidance.

Denoising

HybridGait: A Benchmark for Spatial-Temporal Cloth-Changing Gait Recognition with Hybrid Explorations

1 code implementation30 Dec 2023 Yilan Dong, Chunlin Yu, Ruiyang Ha, Ye Shi, Yuexin Ma, Lan Xu, Yanwei Fu, Jingya Wang

Existing gait recognition benchmarks mostly include minor clothing variations in the laboratory environments, but lack persistent changes in appearance over time and space.

Gait Recognition

Fed-CO2: Cooperation of Online and Offline Models for Severe Data Heterogeneity in Federated Learning

1 code implementation NeurIPS 2023 Zhongyi Cai, Ye Shi, Wei Huang, Jingya Wang

Specifically, the online model learns general knowledge that is shared among all clients, while the offline model is trained locally to learn the specialized knowledge of each individual client.

Domain Generalization General Knowledge +2

Contextually Affinitive Neighborhood Refinery for Deep Clustering

1 code implementation NeurIPS 2023 Chunlin Yu, Ye Shi, Jingya Wang

Previous endeavors in self-supervised learning have enlightened the research of deep clustering from an instance discrimination perspective.

Clustering Deep Clustering +4

CSOT: Curriculum and Structure-Aware Optimal Transport for Learning with Noisy Labels

1 code implementation NeurIPS 2023 Wanxing Chang, Ye Shi, Jingya Wang

However, the current approaches rely heavily on the model's predictions and evaluate each sample independently without considering either the global and local structure of the sample distribution.

Denoising Learning with noisy labels

Two Sides of The Same Coin: Bridging Deep Equilibrium Models and Neural ODEs via Homotopy Continuation

1 code implementation NeurIPS 2023 Shutong Ding, Tianyu Cui, Jingya Wang, Ye Shi

Deep Equilibrium Models (DEQs) and Neural Ordinary Differential Equations (Neural ODEs) are two branches of implicit models that have achieved remarkable success owing to their superior performance and low memory consumption.

Image Classification

Reduced Policy Optimization for Continuous Control with Hard Constraints

1 code implementation NeurIPS 2023 Shutong Ding, Jingya Wang, Yali Du, Ye Shi

To the best of our knowledge, RPO is the first attempt that introduces GRG to RL as a way of efficiently handling both equality and inequality hard constraints.

continuous-control Continuous Control +1

IKOL: Inverse kinematics optimization layer for 3D human pose and shape estimation via Gauss-Newton differentiation

1 code implementation2 Feb 2023 Juze Zhang, Ye Shi, Yuexin Ma, Lan Xu, Jingyi Yu, Jingya Wang

This paper presents an inverse kinematic optimization layer (IKOL) for 3D human pose and shape estimation that leverages the strength of both optimization- and regression-based methods within an end-to-end framework.

3D human pose and shape estimation regression

NeuralDome: A Neural Modeling Pipeline on Multi-View Human-Object Interactions

no code implementations CVPR 2023 Juze Zhang, Haimin Luo, Hongdi Yang, Xinru Xu, Qianyang Wu, Ye Shi, Jingyi Yu, Lan Xu, Jingya Wang

We construct a dense multi-view dome to acquire a complex human object interaction dataset, named HODome, that consists of $\sim$75M frames on 10 subjects interacting with 23 objects.

Human-Object Interaction Detection

Lifelong Person Re-Identification via Knowledge Refreshing and Consolidation

1 code implementation29 Nov 2022 Chunlin Yu, Ye Shi, Zimo Liu, Shenghua Gao, Jingya Wang

Lifelong person re-identification (LReID) is in significant demand for real-world development as a large amount of ReID data is captured from diverse locations over time and cannot be accessed at once inherently.

Continual Learning Person Re-Identification

Knowledge-Aware Federated Active Learning with Non-IID Data

2 code implementations ICCV 2023 Yu-Tong Cao, Ye Shi, Baosheng Yu, Jingya Wang, DaCheng Tao

In this paper, we propose a federated active learning paradigm to efficiently learn a global model with limited annotation budget while protecting data privacy in a decentralized learning way.

Active Learning Federated Learning

FedTP: Federated Learning by Transformer Personalization

1 code implementation3 Nov 2022 Hongxia Li, Zhongyi Cai, Jingya Wang, Jiangnan Tang, Weiping Ding, Chin-Teng Lin, Ye Shi

Instead of using a vanilla personalization mechanism that maintains personalized self-attention layers of each client locally, we develop a learn-to-personalize mechanism to further encourage the cooperation among clients and to increase the scablability and generalization of FedTP.

Personalized Federated Learning Privacy Preserving

Unified Optimal Transport Framework for Universal Domain Adaptation

1 code implementation31 Oct 2022 Wanxing Chang, Ye Shi, Hoang Duong Tuan, Jingya Wang

Notably, UniOT is the first method with the capability to automatically discover and recognize private categories in the target domain for UniDA.

Representation Learning Universal Domain Adaptation

Federated Fuzzy Neural Network with Evolutionary Rule Learning

1 code implementation26 Oct 2022 Leijie Zhang, Ye Shi, Yu-Cheng Chang, Chin-Teng Lin

ERL is inspired by the theory of biological evolution; it encourages rule variations while activating superior rules and deactivating inferior rules for local clients with non-IID data.

Federated Reinforcement Learning for Real-Time Electric Vehicle Charging and Discharging Control

no code implementations4 Oct 2022 Zixuan Zhang, Yuning Jiang, Yuanming Shi, Ye Shi, Wei Chen

This paper develops an optimal EV charging/discharging control strategy for different EV users under dynamic environments to maximize EV users' benefits.

reinforcement-learning Reinforcement Learning (RL)

Alternating Differentiation for Optimization Layers

1 code implementation3 Oct 2022 Haixiang Sun, Ye Shi, Jingya Wang, Hoang Duong Tuan, H. Vincent Poor, DaCheng Tao

In this paper, we developed a new framework, named Alternating Differentiation (Alt-Diff), that differentiates optimization problems (here, specifically in the form of convex optimization problems with polyhedral constraints) in a fast and recursive way.

Distributed Semi-supervised Fuzzy Regression with Interpolation Consistency Regularization

1 code implementation18 Sep 2022 Ye Shi, Leijie Zhang, Zehong Cao, M. Tanveer, Chin-Teng Lin

In this work, we proposed a distributed Fuzzy C-means (DFCM) method and a distributed interpolation consistency regularization (DICR) built on the well-known alternating direction method of multipliers to respectively locate parameters in antecedent and consequent components of DSFR.

regression

Hierarchical fuzzy neural networks with privacy preservation for heterogeneous big data

1 code implementation18 Sep 2022 Leijie Zhang, Ye Shi, Yu-Cheng Chang, Chin-Teng Lin

The network is trained with a two-stage optimization algorithm, and the parameters at low levels of the hierarchy are learned with a scheme based on the well-known alternating direction method of multipliers, which does not reveal local data to other agents.

Privacy Preserving

Mutual Adaptive Reasoning for Monocular 3D Multi-Person Pose Estimation

no code implementations16 Jul 2022 Juze Zhang, Jingya Wang, Ye Shi, Fei Gao, Lan Xu, Jingyi Yu

This method first uses 2. 5D pose and geometry information to infer camera-centric root depths in a forward pass, and then exploits the root depths to further improve representation learning of 2. 5D pose estimation in a backward pass.

3D Multi-Person Pose Estimation Depth Estimation +2

Toward multi-target self-organizing pursuit in a partially observable Markov game

1 code implementation24 Jun 2022 Lijun Sun, Yu-Cheng Chang, Chao Lyu, Ye Shi, Yuhui Shi, Chin-Teng Lin

The proposed distributed algorithm: fuzzy self-organizing cooperative coevolution (FSC2) is then leveraged to resolve the three challenges in multi-target SOP: distributed self-organizing search (SOS), distributed task allocation, and distributed single-target pursuit.

Decision Making Deep Reinforcement Learning +2

Learning from Crowds with Sparse and Imbalanced Annotations

no code implementations11 Jul 2021 Ye Shi, Shao-Yuan Li, Sheng-Jun Huang

Traditional supervised learning requires ground truth labels for the training data, whose collection can be difficult in many cases.

Image Classification

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