Tian Han

ORCID: 0009-0008-7118-0500
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Research Areas
  • Generative Adversarial Networks and Image Synthesis
  • Topic Modeling
  • Neural Networks and Applications
  • Natural Language Processing Techniques
  • Network Traffic and Congestion Control
  • Machine Learning in Healthcare
  • Time Series Analysis and Forecasting
  • Solar Radiation and Photovoltaics
  • Model Reduction and Neural Networks
  • Bayesian Methods and Mixture Models
  • Stock Market Forecasting Methods
  • Artificial Intelligence in Healthcare
  • Renal Transplantation Outcomes and Treatments
  • Chronic Disease Management Strategies
  • Privacy-Preserving Technologies in Data
  • Magnetic Bearings and Levitation Dynamics
  • Adversarial Robustness in Machine Learning
  • Anomaly Detection Techniques and Applications
  • Genomics and Phylogenetic Studies
  • Land Use and Ecosystem Services
  • Advanced Image and Video Retrieval Techniques
  • Domain Adaptation and Few-Shot Learning
  • Hydrocarbon exploration and reservoir analysis
  • Stochastic Gradient Optimization Techniques
  • Photovoltaic System Optimization Techniques

Wuhan University
2025

Renmin Hospital of Wuhan University
2025

Shanghai Ocean University
2022-2024

Xi'an Jiaotong University
2018-2024

Chinese Academy of Sciences
2020-2024

Tianjin Normal University
2024

China University of Mining and Technology
2023-2024

Research Center for Eco-Environmental Sciences
2023-2024

University of Hong Kong
2020-2023

Nanjing Medical University
2023

Abstract Lip language is an effective method of voice-off communication in daily life for people with vocal cord lesions and laryngeal lingual injuries without occupying the hands. Collection interpretation lip challenging. Here, we propose concept a novel lip-language decoding system self-powered, low-cost, contact flexible triboelectric sensors well-trained dilated recurrent neural network model based on prototype learning. The structural principle electrical properties are measured...

10.1038/s41467-022-29083-0 article EN cc-by Nature Communications 2022-03-17

This paper proposes an alternating back-propagation algorithm for learning the generator network model. The model is a non-linear generalization of factor analysis. In this model, mapping from continuous latent factors to observed signal parametrized by convolutional neural network. iterates following two steps: (1) Inferential back-propagation, which infers Langevin dynamics or gradient descent. (2) Learning updates parameters given inferred computations in both steps are powered and they...

10.1609/aaai.v31i1.10902 article EN Proceedings of the AAAI Conference on Artificial Intelligence 2017-02-13

This paper proposes an alternating back-propagation algorithm for learning the generator network model. The model is a non-linear generalization of factor analysis. In this model, mapping from continuous latent factors to observed signal parametrized by convolutional neural network. iterates following two steps: (1) Inferential back-propagation, which infers Langevin dynamics or gradient descent. (2) Learning updates parameters given inferred computations in both steps are powered and they...

10.48550/arxiv.1606.08571 preprint EN other-oa arXiv (Cornell University) 2016-01-01

This paper proposes the divergence triangle as a framework for joint training of generator model, energy-based model and inference model. The is compact symmetric (anti-symmetric) objective function that seamlessly integrates variational learning, adversarial wake-sleep algorithm, contrastive in unified probabilistic formulation. unification makes processes sampling, inference, energy evaluation readily available without need costly Markov chain Monte Carlo methods. Our experiments...

10.1109/cvpr.2019.00887 article EN 2022 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR) 2019-06-01

We propose to learn energy-based model (EBM) in the latent space of a generator model, so that EBM serves as prior stands on top-down network model. Both and can be learned jointly by maximum likelihood, which involves short-run MCMC sampling from both posterior distributions vector. Due low dimensionality expressiveness network, simple capture regularities data effectively, is efficient mixes well. show exhibits strong performances terms image text generation anomaly detection. The one-page...

10.48550/arxiv.2006.08205 preprint EN other-oa arXiv (Cornell University) 2020-01-01

Surface coal mining in semi-arid regions has detrimental impacts on the structure and function of surface ecosystems, thereby impeding attainment regional sustainable development goals. Moreover, impact climate change ecological restoration areas is an inevitable consideration. To elucidate response ecosystem services to change, topography, soil, vegetation socioeconomic development, this study selected six large-scale mines located China as research objects. In study, we aimed assess main...

10.1016/j.gecco.2024.e02891 article EN cc-by-nc-nd Global Ecology and Conservation 2024-03-11

Large language models (LLMs), while driving a new wave of interactive AI applications across numerous domains, suffer from high inference costs and heavy cloud dependency. Motivated by the redundancy phenomenon in linguistics, we propose progressive paradigm over edge, i.e., firstly generating sketch answer LLMs at cloud, then conducting parallel extension to fill details small (SLMs) edge. Progressive offers potential benefits improve throughput reduce latency facing key implementation...

10.48550/arxiv.2501.09367 preprint EN arXiv (Cornell University) 2025-01-16

Elastic computing enables dynamic scaling to meet workload demands, and Remote Direct Memory Access (RDMA) enhances this by providing high-throughput, low-latency network communication. However, integrating RDMA into elastic remains a challenge, particularly in control plane operations for connection setup. This paper revisits the assumptions of prior work on high-performance computing, reveals that extreme microsecond-level optimizations are often unnecessary. By challenging conventional...

10.48550/arxiv.2501.19051 preprint EN arXiv (Cornell University) 2025-01-31

Token filtering has been proposed to enhance utility of large language models (LLMs) by eliminating inconsequential tokens during training. While using fewer should reduce computational workloads, existing studies have not succeeded in achieving higher efficiency. This is primarily due the insufficient sparsity caused only output layers, as well inefficient sparse GEMM (General Matrix Multiplication), even when having sufficient sparsity. paper presents Collider, a system unleashing full...

10.48550/arxiv.2502.00340 preprint EN arXiv (Cornell University) 2025-02-01

Decades of research on Internet congestion control (CC) have produced a plethora algorithms that optimize for different performance objectives. Applications face the challenge choosing most suitable algorithm based their needs, and it takes tremendous efforts expertise to customize CC when new demands emerge. In this paper, we explore basic question: can design single satisfy objectives?

10.1145/3492321.3519593 preprint EN 2022-03-28

With the wide application of electronic health records (EHR) in healthcare facilities, event prediction with deep learning has gained more and attention. A common feature EHR data used for deep-learning-based predictions is historical diagnoses. Existing work mainly regards a diagnosis as an independent disease does not consider clinical relations among diseases visit. Many machine approaches assume representations are static different visits patient. However, real practice, multiple that...

10.1609/aaai.v36i4.20380 article EN Proceedings of the AAAI Conference on Artificial Intelligence 2022-06-28

Topography is one of the important factors influencing distribution rural settlements, as natural environment in plateau-mountain areas more complicated and harsher forces various influences are obvious. Analyzing correlation between settlement topography would help understand influence on human activities. This paper takes settlements Yunnan Province research object, introduces concept index, integrates methods GIS spatial analysis mathematical statistics to analyze them. The results show...

10.3390/su15043458 article EN Sustainability 2023-02-14

This paper proposes a joint training method to learn both the variational auto-encoder (VAE) and latent energy-based model (EBM). The of VAE EBM are based on an objective function that consists three Kullback-Leibler divergences between distributions vector image, is elegant symmetric anti-symmetric form divergence triangle seamlessly integrates adversarial learning. In this scheme, serves as critic generator model, while inference in serve approximate synthesis sampler EBM. Our experiments...

10.1109/cvpr42600.2020.00800 article EN 2022 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR) 2020-06-01

With the growing complexity of deep learning applications, users have started to delegate their data and models cloud. Among these online services, which involve both training inference procedures, are widely deployed. To ensure privacy guarantee on public cloud, researchers proposed a plethora privacy-preserving algorithms with different techniques, ranging from obfuscation mechanisms cryptographic tools. However, none them is applicable services. They either focus only or procedure while...

10.1109/sp46214.2022.9833648 article EN 2022 IEEE Symposium on Security and Privacy (SP) 2022-05-01

The binary split grammar is powerful to parse façade in a broad range of types, whose structure characterized by repetitive patterns with different layouts. We notice that, as far two labels are concerned, BSG parsing equivalent approximating matrix multiple rank-one patterns. Then, we propose an efficient algorithm decompose arbitrary into and residual matrix, magnitude small the sense l <sup xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">0</sup>...

10.1109/cvpr.2012.6247867 article EN 2009 IEEE Conference on Computer Vision and Pattern Recognition 2012-06-01

Due to the availability of references research papers and rich information contained in papers, various citation analysis approaches have been proposed identify similar documents for scholar recommendation. Despite success previous approaches, they are, however, based on co-occurrence items. Once there are no items available documents, will not work well. Inspired by distributed representations words literature natural language processing, we propose a novel approach measuring similarity...

10.48550/arxiv.1703.06587 preprint EN other-oa arXiv (Cornell University) 2017-01-01

Abstract Background Kidney transplantation is the optimal treatment to cure patients with end-stage renal disease (ESRD). However, infectious complication, especially pneumonia, main cause of mortality in early stage. Immune monitoring by relevant biomarkers provides direct evidence immune status. We aimed study association between and pneumonia kidney transplant through machine learning models. Methods A total 146 receiving panel our center, including 46 recipients 100 stable recipients,...

10.1186/s12967-020-02542-2 article EN cc-by Journal of Translational Medicine 2020-09-29
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