Search Results for author: Xingyu Li

Found 60 papers, 20 papers with code

FastLogAD: Log Anomaly Detection with Mask-Guided Pseudo Anomaly Generation and Discrimination

1 code implementation12 Apr 2024 Yifei Lin, Hanqiu Deng, Xingyu Li

Nowadays large computers extensively output logs to record the runtime status and it has become crucial to identify any suspicious or malicious activities from the information provided by the realtime logs.

Anomaly Detection Model Optimization

Structural Teacher-Student Normality Learning for Multi-Class Anomaly Detection and Localization

no code implementations27 Feb 2024 Hanqiu Deng, Xingyu Li

Visual anomaly detection is a challenging open-set task aimed at identifying unknown anomalous patterns while modeling normal data.

Anomaly Detection Knowledge Distillation

SISSA: Real-time Monitoring of Hardware Functional Safety and Cybersecurity with In-vehicle SOME/IP Ethernet Traffic

1 code implementation21 Feb 2024 Qi Liu, Xingyu Li, Ke Sun, Yufeng Li, Yanchen Liu

Scalable service-Oriented Middleware over IP (SOME/IP) is an Ethernet communication standard protocol in the Automotive Open System Architecture (AUTOSAR), promoting ECU-to-ECU communication over the IP stack.

Adaptive Confidence Multi-View Hashing for Multimedia Retrieval

1 code implementation12 Dec 2023 Jian Zhu, Yu Cui, Zhangmin Huang, Xingyu Li, Lei Liu, Lingfang Zeng, Li-Rong Dai

Furthermore, an adaptive confidence multi-view network is employed to measure the confidence of each view and then fuse multi-view features through a weighted summation.

Retrieval

Domain Generalization of 3D Object Detection by Density-Resampling

1 code implementation17 Nov 2023 Shuangzhi Li, Lei Ma, Xingyu Li

Specifically, from the perspective of data augmentation, we design a universal physical-aware density-based data augmentation (PDDA) method to mitigate the performance loss stemming from diverse point densities.

3D Object Detection Data Augmentation +6

MyriadAL: Active Few Shot Learning for Histopathology

no code implementations24 Oct 2023 Nico Schiavone, Jingyi Wang, Shuangzhi Li, Roger Zemp, Xingyu Li

To this end, we introduce an active few shot learning framework, Myriad Active Learning (MAL), including a contrastive-learning encoder, pseudo-label generation, and novel query sample selection in the loop.

Active Learning Contrastive Learning +2

Improving Contrastive Learning of Sentence Embeddings with Focal-InfoNCE

1 code implementation10 Oct 2023 Pengyue Hou, Xingyu Li

The recent success of SimCSE has greatly advanced state-of-the-art sentence representations.

Contrastive Learning Sentence +2

Text-driven Prompt Generation for Vision-Language Models in Federated Learning

no code implementations9 Oct 2023 Chen Qiu, Xingyu Li, Chaithanya Kumar Mummadi, Madan Ravi Ganesh, Zhenzhen Li, Lu Peng, Wan-Yi Lin

Prompt learning for vision-language models, e. g., CoOp, has shown great success in adapting CLIP to different downstream tasks, making it a promising solution for federated learning due to computational reasons.

Federated Learning Image Classification

Bootstrap Fine-Grained Vision-Language Alignment for Unified Zero-Shot Anomaly Localization

1 code implementation30 Aug 2023 Hanqiu Deng, Zhaoxiang Zhang, Jinan Bao, Xingyu Li

On top of the proposed AnoCLIP, we further introduce a test-time adaptation (TTA) mechanism to refine visual anomaly localization results, where we optimize a lightweight adapter in the visual encoder using AnoCLIP's pseudo-labels and noise-corrupted tokens.

Anomaly Detection Test-time Adaptation +1

Advancing Adversarial Robustness Through Adversarial Logit Update

no code implementations29 Aug 2023 Hao Xuan, Peican Zhu, Xingyu Li

Based on ALU, we introduce a new classification paradigm that utilizes pre- and post-purification logit differences for model's adversarial robustness boost.

Adversarial Robustness

GeoDTR+: Toward generic cross-view geolocalization via geometric disentanglement

no code implementations18 Aug 2023 Xiaohan Zhang, Xingyu Li, Waqas Sultani, Chen Chen, Safwan Wshah

We attribute this deficiency to the lack of ability to extract the geometric layout of visual features and models' overfitting to low-level details.

Attribute Disentanglement

Boosting Multi-modal Model Performance with Adaptive Gradient Modulation

1 code implementation ICCV 2023 Hong Li, Xingyu Li, Pengbo Hu, Yinuo Lei, Chunxiao Li, Yi Zhou

In addition, we find that the jointly trained model typically has a preferred modality on which the competition is weaker than other modalities.

Attribute

G-Mix: A Generalized Mixup Learning Framework Towards Flat Minima

no code implementations7 Aug 2023 Xingyu Li, Bo Tang

Deep neural networks (DNNs) have demonstrated promising results in various complex tasks.

AdaER: An Adaptive Experience Replay Approach for Continual Lifelong Learning

no code implementations7 Aug 2023 Xingyu Li, Bo Tang, Haifeng Li

Continual lifelong learning is an machine learning framework inspired by human learning, where learners are trained to continuously acquire new knowledge in a sequential manner.

Class Incremental Learning Incremental Learning

BMAD: Benchmarks for Medical Anomaly Detection

1 code implementation20 Jun 2023 Jinan Bao, Hanshi Sun, Hanqiu Deng, Yinsheng He, Zhaoxiang Zhang, Xingyu Li

However, there is a lack of a universal and fair benchmark for evaluating AD methods on medical images, which hinders the development of more generalized and robust AD methods in this specific domain.

Anomaly Detection Medical Diagnosis

Inspire creativity with ORIBA: Transform Artists' Original Characters into Chatbots through Large Language Model

no code implementations16 Jun 2023 Yuqian Sun, Xingyu Li, Ze Gao

This research delves into the intersection of illustration art and artificial intelligence (AI), focusing on how illustrators engage with AI agents that embody their original characters (OCs).

Chatbot Language Modelling +1

DPSeq: A Novel and Efficient Digital Pathology Classifier for Predicting Cancer Biomarkers using Sequencer Architecture

no code implementations3 May 2023 Min Cen, Xingyu Li, Bangwei Guo, Jitendra Jonnagaddala, Hong Zhang, Xu Steven Xu

Additionally, under the same experimental conditions using the same set of training and testing datasets, DPSeq surpassed 4 CNN (ResNet18, ResNet50, MobileNetV2, and EfficientNet) and 2 transformer (ViT and Swin-T) models, achieving the highest AUROC and AUPRC values in predicting MSI status, BRAF mutation, and CIMP status.

Synthetic Datasets for Autonomous Driving: A Survey

no code implementations24 Apr 2023 Zhihang Song, Zimin He, Xingyu Li, Qiming Ma, Ruibo Ming, Zhiqi Mao, Huaxin Pei, Lihui Peng, Jianming Hu, Danya Yao, Yi Zhang

In this paper, we summarize the evolution of synthetic dataset generation methods and review the work to date in synthetic datasets related to single and multi-task categories for to autonomous driving study.

Autonomous Driving

Whole-slide-imaging Cancer Metastases Detection and Localization with Limited Tumorous Data

1 code implementation18 Mar 2023 Yinsheng He, Xingyu Li

Recently, various deep learning methods have shown significant successes in medical image analysis, especially in the detection of cancer metastases in hematoxylin and eosin (H&E) stained whole-slide images (WSIs).

Knowledge Distillation Model Optimization +1

Time to Embrace Natural Language Processing (NLP)-based Digital Pathology: Benchmarking NLP- and Convolutional Neural Network-based Deep Learning Pipelines

no code implementations21 Feb 2023 Min Cen, Xingyu Li, Bangwei Guo, Jitendra Jonnagaddala, Hong Zhang, Xu Steven Xu

However, most digital pathology artificial-intelligence models are based on CNN architectures, probably owing to a lack of data regarding NLP models for pathology images.

Benchmarking whole slide images

Biomedical image analysis competitions: The state of current participation practice

no code implementations16 Dec 2022 Matthias Eisenmann, Annika Reinke, Vivienn Weru, Minu Dietlinde Tizabi, Fabian Isensee, Tim J. Adler, Patrick Godau, Veronika Cheplygina, Michal Kozubek, Sharib Ali, Anubha Gupta, Jan Kybic, Alison Noble, Carlos Ortiz de Solórzano, Samiksha Pachade, Caroline Petitjean, Daniel Sage, Donglai Wei, Elizabeth Wilden, Deepak Alapatt, Vincent Andrearczyk, Ujjwal Baid, Spyridon Bakas, Niranjan Balu, Sophia Bano, Vivek Singh Bawa, Jorge Bernal, Sebastian Bodenstedt, Alessandro Casella, Jinwook Choi, Olivier Commowick, Marie Daum, Adrien Depeursinge, Reuben Dorent, Jan Egger, Hannah Eichhorn, Sandy Engelhardt, Melanie Ganz, Gabriel Girard, Lasse Hansen, Mattias Heinrich, Nicholas Heller, Alessa Hering, Arnaud Huaulmé, Hyunjeong Kim, Bennett Landman, Hongwei Bran Li, Jianning Li, Jun Ma, Anne Martel, Carlos Martín-Isla, Bjoern Menze, Chinedu Innocent Nwoye, Valentin Oreiller, Nicolas Padoy, Sarthak Pati, Kelly Payette, Carole Sudre, Kimberlin Van Wijnen, Armine Vardazaryan, Tom Vercauteren, Martin Wagner, Chuanbo Wang, Moi Hoon Yap, Zeyun Yu, Chun Yuan, Maximilian Zenk, Aneeq Zia, David Zimmerer, Rina Bao, Chanyeol Choi, Andrew Cohen, Oleh Dzyubachyk, Adrian Galdran, Tianyuan Gan, Tianqi Guo, Pradyumna Gupta, Mahmood Haithami, Edward Ho, Ikbeom Jang, Zhili Li, Zhengbo Luo, Filip Lux, Sokratis Makrogiannis, Dominik Müller, Young-tack Oh, Subeen Pang, Constantin Pape, Gorkem Polat, Charlotte Rosalie Reed, Kanghyun Ryu, Tim Scherr, Vajira Thambawita, Haoyu Wang, Xinliang Wang, Kele Xu, Hung Yeh, Doyeob Yeo, Yixuan Yuan, Yan Zeng, Xin Zhao, Julian Abbing, Jannes Adam, Nagesh Adluru, Niklas Agethen, Salman Ahmed, Yasmina Al Khalil, Mireia Alenyà, Esa Alhoniemi, Chengyang An, Talha Anwar, Tewodros Weldebirhan Arega, Netanell Avisdris, Dogu Baran Aydogan, Yingbin Bai, Maria Baldeon Calisto, Berke Doga Basaran, Marcel Beetz, Cheng Bian, Hao Bian, Kevin Blansit, Louise Bloch, Robert Bohnsack, Sara Bosticardo, Jack Breen, Mikael Brudfors, Raphael Brüngel, Mariano Cabezas, Alberto Cacciola, Zhiwei Chen, Yucong Chen, Daniel Tianming Chen, Minjeong Cho, Min-Kook Choi, Chuantao Xie Chuantao Xie, Dana Cobzas, Julien Cohen-Adad, Jorge Corral Acero, Sujit Kumar Das, Marcela de Oliveira, Hanqiu Deng, Guiming Dong, Lars Doorenbos, Cory Efird, Sergio Escalera, Di Fan, Mehdi Fatan Serj, Alexandre Fenneteau, Lucas Fidon, Patryk Filipiak, René Finzel, Nuno R. Freitas, Christoph M. Friedrich, Mitchell Fulton, Finn Gaida, Francesco Galati, Christoforos Galazis, Chang Hee Gan, Zheyao Gao, Shengbo Gao, Matej Gazda, Beerend Gerats, Neil Getty, Adam Gibicar, Ryan Gifford, Sajan Gohil, Maria Grammatikopoulou, Daniel Grzech, Orhun Güley, Timo Günnemann, Chunxu Guo, Sylvain Guy, Heonjin Ha, Luyi Han, Il Song Han, Ali Hatamizadeh, Tian He, Jimin Heo, Sebastian Hitziger, SeulGi Hong, Seungbum Hong, Rian Huang, Ziyan Huang, Markus Huellebrand, Stephan Huschauer, Mustaffa Hussain, Tomoo Inubushi, Ece Isik Polat, Mojtaba Jafaritadi, SeongHun Jeong, Bailiang Jian, Yuanhong Jiang, Zhifan Jiang, Yueming Jin, Smriti Joshi, Abdolrahim Kadkhodamohammadi, Reda Abdellah Kamraoui, Inha Kang, Junghwa Kang, Davood Karimi, April Khademi, Muhammad Irfan Khan, Suleiman A. Khan, Rishab Khantwal, Kwang-Ju Kim, Timothy Kline, Satoshi Kondo, Elina Kontio, Adrian Krenzer, Artem Kroviakov, Hugo Kuijf, Satyadwyoom Kumar, Francesco La Rosa, Abhi Lad, Doohee Lee, Minho Lee, Chiara Lena, Hao Li, Ling Li, Xingyu Li, Fuyuan Liao, Kuanlun Liao, Arlindo Limede Oliveira, Chaonan Lin, Shan Lin, Akis Linardos, Marius George Linguraru, Han Liu, Tao Liu, Di Liu, Yanling Liu, João Lourenço-Silva, Jingpei Lu, Jiangshan Lu, Imanol Luengo, Christina B. Lund, Huan Minh Luu, Yi Lv, Uzay Macar, Leon Maechler, Sina Mansour L., Kenji Marshall, Moona Mazher, Richard McKinley, Alfonso Medela, Felix Meissen, Mingyuan Meng, Dylan Miller, Seyed Hossein Mirjahanmardi, Arnab Mishra, Samir Mitha, Hassan Mohy-ud-Din, Tony Chi Wing Mok, Gowtham Krishnan Murugesan, Enamundram Naga Karthik, Sahil Nalawade, Jakub Nalepa, Mohamed Naser, Ramin Nateghi, Hammad Naveed, Quang-Minh Nguyen, Cuong Nguyen Quoc, Brennan Nichyporuk, Bruno Oliveira, David Owen, Jimut Bahan Pal, Junwen Pan, Wentao Pan, Winnie Pang, Bogyu Park, Vivek Pawar, Kamlesh Pawar, Michael Peven, Lena Philipp, Tomasz Pieciak, Szymon Plotka, Marcel Plutat, Fattaneh Pourakpour, Domen Preložnik, Kumaradevan Punithakumar, Abdul Qayyum, Sandro Queirós, Arman Rahmim, Salar Razavi, Jintao Ren, Mina Rezaei, Jonathan Adam Rico, ZunHyan Rieu, Markus Rink, Johannes Roth, Yusely Ruiz-Gonzalez, Numan Saeed, Anindo Saha, Mostafa Salem, Ricardo Sanchez-Matilla, Kurt Schilling, Wei Shao, Zhiqiang Shen, Ruize Shi, Pengcheng Shi, Daniel Sobotka, Théodore Soulier, Bella Specktor Fadida, Danail Stoyanov, Timothy Sum Hon Mun, Xiaowu Sun, Rong Tao, Franz Thaler, Antoine Théberge, Felix Thielke, Helena Torres, Kareem A. Wahid, Jiacheng Wang, Yifei Wang, Wei Wang, Xiong Wang, Jianhui Wen, Ning Wen, Marek Wodzinski, Ye Wu, Fangfang Xia, Tianqi Xiang, Chen Xiaofei, Lizhan Xu, Tingting Xue, Yuxuan Yang, Lin Yang, Kai Yao, Huifeng Yao, Amirsaeed Yazdani, Michael Yip, Hwanseung Yoo, Fereshteh Yousefirizi, Shunkai Yu, Lei Yu, Jonathan Zamora, Ramy Ashraf Zeineldin, Dewen Zeng, Jianpeng Zhang, Bokai Zhang, Jiapeng Zhang, Fan Zhang, Huahong Zhang, Zhongchen Zhao, Zixuan Zhao, Jiachen Zhao, Can Zhao, Qingshuo Zheng, Yuheng Zhi, Ziqi Zhou, Baosheng Zou, Klaus Maier-Hein, Paul F. Jäger, Annette Kopp-Schneider, Lena Maier-Hein

Of these, 84% were based on standard architectures.

Benchmarking

Cross-view Geo-localization via Learning Disentangled Geometric Layout Correspondence

1 code implementation8 Dec 2022 Xiaohan Zhang, Xingyu Li, Waqas Sultani, Yi Zhou, Safwan Wshah

We attribute this deficiency to the lack of ability to extract the spatial configuration of visual feature layouts and models' overfitting on low-level details from the training set.

Attribute counterfactual

Common Corruption Robustness of Point Cloud Detectors: Benchmark and Enhancement

no code implementations12 Oct 2022 Shuangzhi Li, Zhijie Wang, Felix Juefei-Xu, Qing Guo, Xingyu Li, Lei Ma

Then, for the first attempt, we construct a benchmark based on the physical-aware common corruptions for point cloud detectors, which contains a total of 1, 122, 150 examples covering 7, 481 scenes, 25 common corruption types, and 6 severities.

Autonomous Driving Cloud Detection +4

Prognostic Significance of Tumor-Infiltrating Lymphocytes Using Deep Learning on Pathology Images in Colorectal Cancers

no code implementations23 Aug 2022 Anran Liu, Xingyu Li, Hongyi Wu, Bangwei Guo, Jitendra Jonnagaddala, Hong Zhang, Xu Steven Xu

Methods We developed an automated, multiscale LinkNet workflow for quantifying cellular-level TILs for CRC tumors using H&E-stained images.

Predicting microsatellite instability and key biomarkers in colorectal cancer from H&E-stained images: Achieving SOTA predictive performance with fewer data using Swin Transformer

no code implementations22 Aug 2022 Bangwei Guo, Xingyu Li, Jitendra Jonnagaddala, Hong Zhang, Xu Steven Xu

In this study, based on the latest Hierarchical Vision Transformer using Shifted Windows (Swin-T), we developed an efficient workflow for biomarkers in CRC (MSI, hypermutation, chromosomal instability, CpG island methylator phenotype, BRAF, and TP53 mutation) that only required relatively small datasets, but achieved the state-of-the-art (SOTA) predictive performance.

Generalized Federated Learning via Sharpness Aware Minimization

no code implementations6 Jun 2022 Zhe Qu, Xingyu Li, Rui Duan, Yao Liu, Bo Tang, Zhuo Lu

Therefore, in this paper, we revisit the solutions to the distribution shift problem in FL with a focus on local learning generality.

Federated Learning Privacy Preserving

A robust and lightweight deep attention multiple instance learning algorithm for predicting genetic alterations

no code implementations31 May 2022 Bangwei Guo, Xingyu Li, Miaomiao Yang, Hong Zhang, Xu Steven Xu

In addition, compared to the published models for genetic alterations, AMIML provided a significant improvement for predicting a wide range of genes (e. g., KMT2C, TP53, and SETD2 for KIRC; ERBB2, BRCA1, and BRCA2 for BRCA; JAK1, POLE, and MTOR for UCEC) as well as produced outstanding predictive models for other clinically relevant gene mutations, which have not been reported in the current literature.

Deep Attention Multiple Instance Learning

Global Contrast Masked Autoencoders Are Powerful Pathological Representation Learners

1 code implementation18 May 2022 Hao Quan, Xingyu Li, Weixing Chen, Qun Bai, Mingchen Zou, Ruijie Yang, Tingting Zheng, Ruiqun Qi, Xinghua Gao, Xiaoyu Cui

Based on digital pathology slice scanning technology, artificial intelligence algorithms represented by deep learning have achieved remarkable results in the field of computational pathology.

Computed Tomography (CT) Self-Supervised Learning +1

SHAPE: An Unified Approach to Evaluate the Contribution and Cooperation of Individual Modalities

1 code implementation30 Apr 2022 Pengbo Hu, Xingyu Li, Yi Zhou

Our experiments suggest that for some tasks where different modalities are complementary, the multi-modal models still tend to use the dominant modality alone and ignore the cooperation across modalities.

Adversarial Fine-tune with Dynamically Regulated Adversary

no code implementations28 Apr 2022 Pengyue Hou, Ming Zhou, Jie Han, Petr Musilek, Xingyu Li

Adversarial training is an effective method to boost model robustness to malicious, adversarial attacks.

Adversarial Attack Adversarial Robustness +1

Colorectal cancer survival prediction using deep distribution based multiple-instance learning

no code implementations24 Apr 2022 Xingyu Li, Jitendra Jonnagaddala, Min Cen, Hong Zhang, Xu Steven Xu

Several deep learning algorithms have been developed to predict survival of cancer patients using whole slide images (WSIs). However, identification of image phenotypes within the WSIs that are relevant to patient survival and disease progression is difficult for both clinicians, and deep learning algorithms.

Multiple Instance Learning Survival Prediction +1

Optimize Deep Learning Models for Prediction of Gene Mutations Using Unsupervised Clustering

no code implementations31 Mar 2022 Zihan Chen, Xingyu Li, Miaomiao Yang, Hong Zhang, Xu Steven Xu

We showed that unsupervised clustering of image patches could help identify predictive patches, exclude patches lack of predictive information, and therefore improve prediction on gene mutations in all three different cancer types, compared with the WSI based method without selection of image patches and models based on only tumor regions.

Clustering Multiple Instance Learning

Confidence Intervals of Treatment Effects in Panel Data Models with Interactive Fixed Effects

no code implementations24 Feb 2022 Xingyu Li, Yan Shen, Qiankun Zhou

We consider the construction of confidence intervals for treatment effects estimated using panel models with interactive fixed effects.

Matrix Completion

Anomaly Detection via Reverse Distillation from One-Class Embedding

5 code implementations CVPR 2022 Hanqiu Deng, Xingyu Li

Knowledge distillation (KD) achieves promising results on the challenging problem of unsupervised anomaly detection (AD). The representation discrepancy of anomalies in the teacher-student (T-S) model provides essential evidence for AD.

Knowledge Distillation +2

LoMar: A Local Defense Against Poisoning Attack on Federated Learning

no code implementations8 Jan 2022 Xingyu Li, Zhe Qu, Shangqing Zhao, Bo Tang, Zhuo Lu, Yao Liu

Federated learning (FL) provides a high efficient decentralized machine learning framework, where the training data remains distributed at remote clients in a network.

Density Estimation Edge-computing +2

Improving Feature Extraction from Histopathological Images Through A Fine-tuning ImageNet Model

no code implementations3 Jan 2022 Xingyu Li, Min Cen, Jinfeng Xu, Hong Zhang, Xu Steven Xu

The extracted features from the finetuned FTX2048 exhibited significantly higher accuracy for predicting tisue types of CRC compared to the off the shelf feature directly from Xception based on ImageNet database.

Transfer Learning

FedLGA: Towards System-Heterogeneity of Federated Learning via Local Gradient Approximation

no code implementations22 Dec 2021 Xingyu Li, Zhe Qu, Bo Tang, Zhuo Lu

Federated Learning (FL) is a decentralized machine learning architecture, which leverages a large number of remote devices to learn a joint model with distributed training data.

Federated Learning

Denoised Internal Models: a Brain-Inspired Autoencoder against Adversarial Attacks

no code implementations21 Nov 2021 Kaiyuan Liu, Xingyu Li, Yurui Lai, Ge Zhang, Hang Su, Jiachen Wang, Chunxu Guo, Jisong Guan, Yi Zhou

Despite its great success, deep learning severely suffers from robustness; that is, deep neural networks are very vulnerable to adversarial attacks, even the simplest ones.

A Retrospective Analysis using Deep-Learning Models for Prediction of Survival Outcome and Benefit of Adjuvant Chemotherapy in Stage II/III Colorectal Cancer

no code implementations5 Nov 2021 Xingyu Li, Jitendra Jonnagaddala, Shuhua Yang, Hong Zhang, Xu Steven Xu

We developed a novel deep-learning algorithm (CRCNet) using whole-slide images from Molecular and Cellular Oncology (MCO) to predict survival benefit of adjuvant chemotherapy in stage II/III CRC.

whole slide images

CoverTheFace: face covering monitoring and demonstrating using deep learning and statistical shape analysis

no code implementations23 Aug 2021 Yixin Hu, Xingyu Li

For images where faces are improperly covered, our mask overlay module incorporates statistical shape analysis (SSA) and dense landmark alignment to approximate the geometry of a face and generates corresponding face-covering examples.

Fuzzy Expert Systems for Prediction of ICU Admission in Patients with COVID-19

no code implementations22 Apr 2021 Ali Akbar Sadat Asl, Mohammad Mahdi Ershadi, Shahabeddin Sotudian, Xingyu Li, Scott Dick

The results show that the type-2 fuzzy expert system and ANFIS models perform competitively in terms of accuracy and F-measure compared to the other system modeling techniques.

On the limits of algorithmic prediction across the globe

no code implementations28 Mar 2021 Xingyu Li, Difan Song, Miaozhe Han, Yu Zhang, Rene F. Kizilcec

We tested how well predictive models of human behavior trained in a developed country generalize to people in less developed countries by modeling global variation in 200 predictors of academic achievement on nationally representative student data for 65 countries.

Stragglers Are Not Disaster: A Hybrid Federated Learning Algorithm with Delayed Gradients

no code implementations12 Feb 2021 Xingyu Li, Zhe Qu, Bo Tang, Zhuo Lu

Federated learning (FL) is a new machine learning framework which trains a joint model across a large amount of decentralized computing devices.

Federated Learning

Blind stain separation using model-aware generative learning and its applications on fluorescence microscopy images

no code implementations12 Feb 2021 Xingyu Li

Prior model-based stain separation methods usually rely on stains' spatial distributions over an image and may fail to solve the co-localization problem.

blind source separation

Research Replication Prediction Using Weakly Supervised Learning

no code implementations Findings of the Association for Computational Linguistics 2020 Tianyi Luo, Xingyu Li, Hainan Wang, Yang Liu

In this paper, we propose two weakly supervised learning approaches that use automatically extracted text information of research papers to improve the prediction accuracy of research replication using both labeled and unlabeled datasets.

BIG-bench Machine Learning Weakly-supervised Learning

Learning with Instance-Dependent Label Noise: A Sample Sieve Approach

1 code implementation ICLR 2021 Hao Cheng, Zhaowei Zhu, Xingyu Li, Yifei Gong, Xing Sun, Yang Liu

This high-quality sample sieve allows us to treat clean examples and the corrupted ones separately in training a DNN solution, and such a separation is shown to be advantageous in the instance-dependent noise setting.

Image Classification with Label Noise Learning with noisy labels

Stain Style Transfer of Histopathology Images Via Structure-Preserved Generative Learning

1 code implementation24 Jul 2020 Hanwen Liang, Konstantinos N. Plataniotis, Xingyu Li

To address the issue of color variations in histopathology images, this study proposes two stain style transfer models, SSIM-GAN and DSCSI-GAN, based on the generative adversarial networks.

SSIM Style Transfer

How Much Off-The-Shelf Knowledge Is Transferable From Natural Images To Pathology Images?

no code implementations24 Apr 2020 Xingyu Li, Konstantinos N. Plataniotis

Particularly, compared to the performance baseline obtained by random-weight model, though transferability of off-the-shelf representations from deep layers heavily depend on specific pathology image sets, the general representation generated by early layers does convey transferred knowledge in various image classification applications.

General Classification Image Classification +1

Sample Elicitation

1 code implementation8 Oct 2019 Jiaheng Wei, Zuyue Fu, Yang Liu, Xingyu Li, Zhuoran Yang, Zhaoran Wang

We also show a connection between this sample elicitation problem and $f$-GAN, and how this connection can help reconstruct an estimator of the distribution based on collected samples.

L2-Hypocoercivity and large time asymptotics of the linearized Vlasov-Poisson-Fokker-Planck system

no code implementations27 Sep 2019 Lanoir Addala, Jean Dolbeault, Xingyu Li, Mohamed Lazhar Tayeb

This paper is devoted to the linearized Vlasov-Poisson-Fokker-Planck system in presence of an external potential of confinement.

Analysis of PDEs 82C40, 35H10, 35P15, 35Q84, 35R09, 47G20, 82C21, 82D10, 82D37

Analysis of the Synergy between Modularity and Autonomy in an Artificial Intelligence Based Fleet Competition

no code implementations2 Jul 2019 Xingyu Li, Mainak Mitra, Bogdan I. Epureanu

A novel approach is provided for evaluating the benefits and burdens from vehicle modularity in fleets/units through the analysis of a game theoretical model of the competition between autonomous vehicle fleets in an attacker-defender game.

Decision Making

Analysis of Fleet Modularity in an Artificial Intelligence-Based Attacker-Defender Game

no code implementations9 Nov 2018 Xingyu Li, Bogdan I. Epureanu

Because combat environments change over time and technology upgrades are widespread for ground vehicles, a large number of vehicles and equipment become quickly obsolete.

Decision Making

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