Search Results for author: Jian Cao

Found 35 papers, 13 papers with code

PFLlib: Personalized Federated Learning Algorithm Library

1 code implementation8 Dec 2023 Jianqing Zhang, Yang Liu, Yang Hua, Hao Wang, Tao Song, Zhengui Xue, Ruhui Ma, Jian Cao

Amid the ongoing advancements in Federated Learning (FL), a machine learning paradigm that allows collaborative learning with data privacy protection, personalized FL (pFL) has gained significant prominence as a research direction within the FL domain.

Personalized Federated Learning

RLogist: Fast Observation Strategy on Whole-slide Images with Deep Reinforcement Learning

1 code implementation4 Dec 2022 Boxuan Zhao, Jun Zhang, Deheng Ye, Jian Cao, Xiao Han, Qiang Fu, Wei Yang

Most of the existing methods rely on a multiple instance learning framework that requires densely sampling local patches at high magnification.

Benchmarking Decision Making +4

Masked Distillation with Receptive Tokens

1 code implementation29 May 2022 Tao Huang, Yuan Zhang, Shan You, Fei Wang, Chen Qian, Jian Cao, Chang Xu

To obtain a group of masks, the receptive tokens are learned via the regular task loss but with teacher fixed, and we also leverage a Dice loss to enrich the diversity of learned masks.

object-detection Object Detection +1

RAPQ: Rescuing Accuracy for Power-of-Two Low-bit Post-training Quantization

1 code implementation26 Apr 2022 Hongyi Yao, Pu Li, Jian Cao, Xiangcheng Liu, Chenying Xie, Bingzhang Wang

We are the first to propose the more constrained but hardware-friendly Power-of-Two quantization scheme for low-bit PTQ specially and prove that it can achieve nearly the same accuracy as SOTA PTQ method.

Quantization

FedTGP: Trainable Global Prototypes with Adaptive-Margin-Enhanced Contrastive Learning for Data and Model Heterogeneity in Federated Learning

1 code implementation6 Jan 2024 Jianqing Zhang, Yang Liu, Yang Hua, Jian Cao

To reduce the high communication cost of transmitting model parameters, a major challenge in HtFL, prototype-based HtFL methods are proposed to solely share class representatives, a. k. a, prototypes, among heterogeneous clients while maintaining the privacy of clients' models.

Contrastive Learning Federated Learning

An Upload-Efficient Scheme for Transferring Knowledge From a Server-Side Pre-trained Generator to Clients in Heterogeneous Federated Learning

1 code implementation23 Mar 2024 Jianqing Zhang, Yang Liu, Yang Hua, Jian Cao

Heterogeneous Federated Learning (HtFL) enables collaborative learning on multiple clients with different model architectures while preserving privacy.

Federated Learning Transfer Learning

Avatar Knowledge Distillation: Self-ensemble Teacher Paradigm with Uncertainty

1 code implementation4 May 2023 Yuan Zhang, Weihua Chen, Yichen Lu, Tao Huang, Xiuyu Sun, Jian Cao

Knowledge distillation is an effective paradigm for boosting the performance of pocket-size model, especially when multiple teacher models are available, the student would break the upper limit again.

Knowledge Distillation object-detection +3

Hybrid thermal modeling of additive manufacturing processes using physics-informed neural networks for temperature prediction and parameter identification

1 code implementation15 Jun 2022 Shuheng Liao, Tianju Xue, Jihoon Jeong, Samantha Webster, Kornel Ehmann, Jian Cao

In the numerical and experimental examples, the effectiveness of adding auxiliary training data and using the pretrained model on training efficiency and prediction accuracy, as well as the ability to identify unknown parameters with partially observed data, are demonstrated.

Transfer Learning

Underwater Object Tracker: UOSTrack for Marine Organism Grasping of Underwater Vehicles

2 code implementations4 Jan 2023 Yunfeng Li, Bo wang, Ye Li, Zhuoyan Liu, Wei Huo, Yueming Li, Jian Cao

The UOHT training paradigm is designed to train the sample-imbalanced underwater tracker so that the tracker is exposed to a great number of underwater domain training samples and learns the feature expressions.

Data Augmentation Object +3

Scalable Gaussian-process regression and variable selection using Vecchia approximations

1 code implementation25 Feb 2022 Jian Cao, Joseph Guinness, Marc G. Genton, Matthias Katzfuss

Gaussian process (GP) regression is a flexible, nonparametric approach to regression that naturally quantifies uncertainty.

regression Variable Selection

A real-time iterative machine learning approach for temperature profile prediction in additive manufacturing processes

no code implementations28 Jul 2019 Arindam Paul, Mojtaba Mozaffar, Zijiang Yang, Wei-keng Liao, Alok Choudhary, Jian Cao, Ankit Agrawal

As the process for creating an intricate part for an expensive metal such as Titanium is prohibitive with respect to cost, computational models are used to simulate the behavior of AM processes before the experimental run.

BIG-bench Machine Learning

Toolpath design for additive manufacturing using deep reinforcement learning

no code implementations30 Sep 2020 Mojtaba Mozaffar, Ablodghani Ebrahimi, Jian Cao

Toolpath optimization of metal-based additive manufacturing processes is currently hampered by the high-dimensionality of its design space.

reinforcement-learning Reinforcement Learning (RL)

Layer Pruning via Fusible Residual Convolutional Block for Deep Neural Networks

no code implementations29 Nov 2020 Pengtao Xu, Jian Cao, Fanhua Shang, Wenyu Sun, Pu Li

For layer pruning, we convert convolutional layers of network into ResConv with a layer scaling factor.

An Once-for-All Budgeted Pruning Framework for ConvNets Considering Input Resolution

no code implementations2 Dec 2020 Wenyu Sun, Jian Cao, Pengtao Xu, Xiangcheng Liu, Pu Li

We propose an efficient once-for-all budgeted pruning framework (OFARPruning) to find many compact network structures close to winner tickets in the early training stage considering the effect of input resolution during the pruning process.

Image Classification object-detection +1

FAST: A Fairness Assured Service Recommendation Strategy Considering Service Capacity Constraint

no code implementations2 Dec 2020 Yao Wu, Jian Cao, Guandong Xu

In this paper, we propose a novel metric Top-N Fairness to measure the individual fairness of multi-round recommendations of services with capacity constraints.

Fairness Recommendation Systems

Evaluation of the systematic shifts of a ${}^{40}\textrm{Ca}^+-{}^{27}\textrm{Al}^+$ optical clock

no code implementations10 Dec 2020 Kaifeng Cui, Sijia Chao, Chenglong Sun, Shaomao Wang, Ping Zhang, Yuanfei Wei, Jian Cao, Hualin Shu, Xueren Huang

Quantum-logic-based ${}^{27}\textrm{Al}^+$ optical clock has been demonstrated in several schemes as there are different choices of the auxiliary ion species.

Atomic Physics

Dynamic Social Media Monitoring for Fast-Evolving Online Discussions

no code implementations24 Feb 2021 Maya Srikanth, Anqi Liu, Nicholas Adams-Cohen, Jian Cao, R. Michael Alvarez, Anima Anandkumar

However, collecting social media data using a static set of keywords fails to satisfy the growing need to monitor dynamic conversations and to study fast-changing topics.

Decision Making Time Series +1

A Lossless Intra Reference Block Recompression Scheme for Bandwidth Reduction in HEVC-IBC

no code implementations5 Apr 2021 Jiyuan Hu, Jun Wang, Guangyu Zhong, Jian Cao, Ren Mao, Fan Liang

The reference frame memory accesses in inter prediction result in high DRAM bandwidth requirement and power consumption.

Texture Classification

TFROM: A Two-sided Fairness-Aware Recommendation Model for Both Customers and Providers

no code implementations19 Apr 2021 Yao Wu, Jian Cao, Guandong Xu, Yudong Tan

In this paper, we consider recommendation scenarios from the perspective of two sides (customers and providers).

Fairness Recommendation Systems

Distilling Neuron Spike with High Temperature in Reinforcement Learning Agents

no code implementations5 Aug 2021 Ling Zhang, Jian Cao, Yuan Zhang, Bohan Zhou, Shuo Feng

This method uses distillation to effectively avoid the weakness of STBP, which can achieve SOTA performance in classification, and can obtain a smaller, faster convergence and lower power consumption SNN reinforcement learning model.

reinforcement-learning Reinforcement Learning (RL) +1

AdaPruner: Adaptive Channel Pruning and Effective Weights Inheritance

no code implementations14 Sep 2021 Xiangcheng Liu, Jian Cao, Hongyi Yao, Wenyu Sun, Yuan Zhang

While previous pruning methods have mostly focused on identifying unimportant channels, channel pruning is considered as a special case of neural architecture search in recent years.

Image Classification Neural Architecture Search

Boosting Pruned Networks with Linear Over-parameterization

no code implementations25 Apr 2022 Yu Qian, Jian Cao, Xiaoshuang Li, Jie Zhang, Hufei Li, Jue Chen

To address this challenge, we propose a novel method that first linearly over-parameterizes the compact layers in pruned networks to enlarge the number of fine-tuning parameters and then re-parameterizes them to the original layers after fine-tuning.

Knowledge Distillation

A Dynamics Theory of Implicit Regularization in Deep Low-Rank Matrix Factorization

no code implementations29 Dec 2022 Jian Cao, Chen Qian, Yihui Huang, Dicheng Chen, Yuncheng Gao, Jiyang Dong, Di Guo, Xiaobo Qu

Recent theory starts to explain implicit regularization with the model of deep matrix factorization (DMF) and analyze the trajectory of discrete gradient dynamics in the optimization process.

GDOD: Effective Gradient Descent using Orthogonal Decomposition for Multi-Task Learning

no code implementations31 Jan 2023 Xin Dong, Ruize Wu, Chao Xiong, Hai Li, Lei Cheng, Yong He, Shiyou Qian, Jian Cao, Linjian Mo

GDOD decomposes gradients into task-shared and task-conflict components explicitly and adopts a general update rule for avoiding interference across all task gradients.

Multi-Task Learning

Variational sparse inverse Cholesky approximation for latent Gaussian processes via double Kullback-Leibler minimization

1 code implementation30 Jan 2023 Jian Cao, Myeongjong Kang, Felix Jimenez, Huiyan Sang, Florian Schafer, Matthias Katzfuss

To achieve scalable and accurate inference for latent Gaussian processes, we propose a variational approximation based on a family of Gaussian distributions whose covariance matrices have sparse inverse Cholesky (SIC) factors.

Gaussian Processes

Towards Stable Human Pose Estimation via Cross-View Fusion and Foot Stabilization

no code implementations CVPR 2023 Li’an Zhuo, Jian Cao, Qi Wang, Bang Zhang, Liefeng Bo

Then the optimization-based method is introduced to reconstruct the foot pose and foot-ground contact for the general multi-view datasets including AIST++ and Human3. 6M.

Pose Estimation

Razor SNN: Efficient Spiking Neural Network with Temporal Embeddings

no code implementations30 Jun 2023 Yuan Zhang, Jian Cao, Ling Zhang, Jue Chen, Wenyu Sun, YuAn Wang

The event streams generated by dynamic vision sensors (DVS) are sparse and non-uniform in the spatial domain, while still dense and redundant in the temporal domain.

Statistical Parameterized Physics-Based Machine Learning Digital Twin Models for Laser Powder Bed Fusion Process

no code implementations14 Nov 2023 Yangfan Li, Satyajit Mojumder, Ye Lu, Abdullah Al Amin, Jiachen Guo, Xiaoyu Xie, Wei Chen, Gregory J. Wagner, Jian Cao, Wing Kam Liu

In the context of laser powder bed fusion (LPBF) additive manufacturing, a digital twin of the manufacturing process can offer predictions for the produced parts, diagnostics for manufacturing defects, as well as control capabilities.

Engineering software 2.0 by interpolating neural networks: unifying training, solving, and calibration

no code implementations16 Apr 2024 Chanwook Park, Sourav Saha, Jiachen Guo, Xiaoyu Xie, Satyajit Mojumder, Miguel A. Bessa, Dong Qian, Wei Chen, Gregory J. Wagner, Jian Cao, Wing Kam Liu

The evolution of artificial intelligence (AI) and neural network theories has revolutionized the way software is programmed, shifting from a hard-coded series of codes to a vast neural network.

Tensor Decomposition

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