Huan Liu

ORCID: 0000-0001-5035-0330
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About
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Research Areas
  • Anomaly Detection Techniques and Applications
  • Machine Learning and Data Classification
  • Face and Expression Recognition
  • Data Visualization and Analytics
  • Synthesis and Biological Evaluation
  • Software Engineering Research
  • Natural Language Processing Techniques
  • Image Retrieval and Classification Techniques
  • Click Chemistry and Applications
  • Advanced Statistical Methods and Models
  • Water Systems and Optimization
  • Wastewater Treatment and Nitrogen Removal
  • Distributed Sensor Networks and Detection Algorithms
  • Odor and Emission Control Technologies
  • Machine Learning and ELM
  • Synthesis and Characterization of Pyrroles
  • Software Engineering Techniques and Practices
  • Theoretical and Computational Physics
  • Machine Fault Diagnosis Techniques
  • Machine Learning in Healthcare
  • Machine Learning and Algorithms
  • Graph Theory and Algorithms
  • Neural Networks and Applications
  • Ion Channels and Receptors
  • Multimodal Machine Learning Applications

Zhejiang University
2013-2024

Yanshan University
2024

Dalian University of Technology
2022

Arizona State University
2016

Hangzhou Xixi hospital
2015

Pharmaceutical Biotechnology (Czechia)
2015

China University of Geosciences (Beijing)
2012

National University of Singapore
1998

A simple, multicomponent, and straightforward reaction of vinyl azide, aldehyde, tosylhydrazine affords the construction 3,4,5-trisubstituted 1H-pyrazoles regioselectively in presence base with moderate to excellent yields. range functionality could be tolerated this methodology, a possible mechanism is proposed.

10.1021/ol402810f article EN Organic Letters 2013-11-20

Proper feature selection for unsupervised outlier detection can improve performance but is very challenging due to complex interactions, the mixture of relevant features with noisy/redundant in imbalanced data, and unavailability class labels. Little work has been done on this challenge. This paper proposes a novel Coupled Unsupervised Feature Selection framework (CUFS short) filter out noisy or redundant subsequent categorical data. CUFS quantifies outlierness (or relevance) by learning...

10.1109/icdm.2016.0052 article EN 2016-12-01

Substrate-controlled reactions have been developed for the synthesis of spirocyclopropylpyrazolones and bicyclic 4,5-dihydropyrazoles from 1,2-diaza-1,3-dienes sulfur ylides. These protocols were carried out under mild reaction conditions without any additives in generally moderate to good yields. Plausible mechanisms transformations proposed.

10.1021/acs.orglett.8b01562 article EN Organic Letters 2018-06-21

Bridges play an essential role in transportation and economics. Since the loss is significant event of bridge damage, monitoring structure health important. One important tasks anomaly detection. The detection a challenging problem since real-world data collected by sensors are usually contaminated large non-Gaussian noises. To address this issue, we propose correntropy-induced weighted generative adversarial network (CWGAN) for Specifically, first correntropy-based generator, which has...

10.1109/jsen.2023.3347536 article EN IEEE Sensors Journal 2024-01-03

GPS-based taxi trajectories contain valuable knowledge about movement patterns for transportation and urban planning. Topic modeling is an effective tool to extract semantic information from trajectory data. However, previous methods generally ignore directions that are important in the analysis of patterns. In this paper, we employ bigram topic model rather than traditional models analyze textualized consider direction trajectories. We further propose a modified Apriori algorithm topical...

10.1016/j.visinf.2019.10.002 article EN cc-by-nc-nd Visual Informatics 2019-09-01

A simple and direct synthesis of functionalized imidazoles from α-nitro-epoxides amidines was developed.

10.1039/c5ra07770b article EN RSC Advances 2015-01-01

Anomaly detection is widely used in many fields to reveal the abnormal process of a system. Typical model-based anomaly methods work well general problems. However, some application-specific scenarios, anomalies interest are "direction-related," that is, only deviation certain directions data space abnormal. Most existing do not these especially when there no information during training. Considering real applications such as medical disease and industrial device faults diagnosis, normal have...

10.1109/tnnls.2022.3212991 article EN IEEE Transactions on Neural Networks and Learning Systems 2022-11-03

Ordinal regression methods are widely used to predict the ordered labels of data, among which support vector ordinal (SVOR) popular because their good generalization. In many realistic circumstances, data collected by a distributed network. order protect privacy or due some practical constraints, cannot be transmitted center for processing. However, as far we know, existing SVOR all centralized. above situations, centralized inapplicable, and more suitable choices. this paper, propose...

10.3390/e24111567 article EN cc-by Entropy 2022-10-31

Multilingual neural machine translation aims to translate multiple language pairs in a single model and has shown great success thanks the knowledge transfer across languages with shared parameters. Despite promising, this share-all paradigm suffers from insufficient ability capture language-specific features. Currently, common practice is insert or search networks balance specific However, those two types of features are not sufficient enough complex commonality divergence languages, such...

10.18653/v1/2022.emnlp-main.687 article EN cc-by Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing 2022-01-01

10.1109/lsp.2024.3456629 article EN IEEE Signal Processing Letters 2024-01-01
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