Hangyu Wang

ORCID: 0009-0006-0410-5426
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About
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Research Areas
  • Advanced Sensor and Control Systems
  • Advanced Algorithms and Applications
  • Military Defense Systems Analysis
  • Advanced Measurement and Detection Methods
  • Recommender Systems and Techniques
  • Topic Modeling
  • Guidance and Control Systems
  • Advanced Computational Techniques and Applications
  • Image and Object Detection Techniques
  • Advanced Graph Neural Networks
  • Advanced Decision-Making Techniques
  • Target Tracking and Data Fusion in Sensor Networks
  • Military Strategy and Technology
  • Embedded Systems and FPGA Design
  • Robotic Path Planning Algorithms
  • Evaluation Methods in Various Fields
  • Power Systems and Technologies
  • Distributed and Parallel Computing Systems
  • Infrared Target Detection Methodologies
  • Sensor Technology and Measurement Systems
  • Industrial Technology and Control Systems
  • Inertial Sensor and Navigation
  • Automated Road and Building Extraction
  • Intelligent Tutoring Systems and Adaptive Learning
  • Optical Systems and Laser Technology

Shanghai Jiao Tong University
2022-2024

The University of Sydney
2024

North China University of Technology
2023

Hefei University of Technology
2023

Xi’an Jiaotong-Liverpool University
2023

Xidian University
2022

China Agricultural University
2021

Naval University of Engineering
2007-2018

Beijing Institute of Technology
2018

Institute of Theoretical Physics
2018

Click-through rate (CTR) prediction has become increasingly indispensable for various Internet applications. Traditional CTR models convert the multi-field categorical data into ID features via one-hot encoding, and extract collaborative signals among features. Such a paradigm suffers from problem of semantic information loss. Another line research explores potential pretrained language (PLMs) by converting input textual sentences through hard prompt templates. Although are preserved, they...

10.1145/3589334.3645396 article EN Proceedings of the ACM Web Conference 2022 2024-05-08

With the rapid development of remote sensing technologies, SAR satellites like China’s Gaofen-3 satellite have more imaging modes and higher resolution. availability high-resolution images, automatic ship target detection has become an important topic in maritime research. In this paper, a novel method based on gradient integral features is proposed. This mainly composed three steps. First, preprocessing step, filter employed to smooth clutters smoothing effect can be adaptive adjusted...

10.3390/s18020563 article EN cc-by Sensors 2018-02-12

An aanytime algorithm based on modified genetic (GA) for dynamic WTA problem, subject to temporal constraints, is developed in the paper. In weapons are assigned targets one by before deadline of each target comes. After a with some weapon, replaced new all chromosomes population while optimization process will not undergo any restart. The has three main advantages: 1) can be dynamically accommodated allocation without losing previous optimizing information, 2) quality pairing decisions may...

10.1109/cec.2008.4631065 article EN 2008-06-01

Click-through rate (CTR) prediction plays as a core function module in various personalized online services. The traditional ID-based models for CTR take inputs the one-hot encoded ID features of tabular modality, which capture collaborative signals via feature interaction modeling. But encoding discards semantic information included textual features. Recently, emergence Pretrained Language Models (PLMs) has given rise to another paradigm, takes sentences modality obtained by hard prompt...

10.1145/3640457.3688106 article EN 2024-10-08

Computerized Adaptive Testing (CAT) refers to an online system that adaptively selects the best-suited question for students with various abilities based on their historical response records. Compared traditional CAT methods heuristic rules, recent data-driven obtain higher performance by learning from large-scale datasets. However, most only focus quality objective of predicting student ability accurately, but neglect concept diversity or exposure control, which are important considerations...

10.1145/3580305.3599367 article EN Proceedings of the 28th ACM SIGKDD Conference on Knowledge Discovery and Data Mining 2023-08-04

An airport is a typical strategic target for detection and attack, runway recognition automatically in an aerial image has important military meaning. Aimed at the characteristics of edge lines image, algorithm based on heuristic line extraction presented. First, we use Sobel operator to get that been number normalized, extract available straight by employing search image. Then, connect parallel lines. Finally, recognize correctly grey area. Many experiments show this method can find exactly quickly

10.1109/iasp.2011.6109049 article EN International Conference on Image Analysis and Signal Processing 2011-10-01

With the success of deep learning, click-through rate (CTR) predictions are transitioning from shallow approaches to architectures. Current CTR prediction usually follows Embedding & MLP paradigm, where model embeds categorical features into latent semantic space. This paper introduces a novel embedding technique called neural statistics that instead learns explicit semantics by incorporating feature engineering as an innate prior architecture in end-to-end manner. Besides, since statistical...

10.1145/3477495.3531762 article EN Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval 2022-07-06

The Cascade H-bridge converter (CHB) is attractive for photovoltaic applications because of the advantages its high modularity and high-voltage ability. There exists a large number capacitors in CHB system, which determines output waveform quality. Therefore, to get health status those quite meaningful. In this paper, capacitor condition monitoring method based on recursive least square (RLS) method. equation HB module capacitance value proposed, utilizes feature that ac side inverter only...

10.1109/peas58692.2023.10395869 article EN 2023-11-10

In order to solve nonlinear integer programming which is widely used in engineering fields, a particle swarm optimization based on genetic operators put forward. The restriction of problems transformed by coding solutions. According optimal solutions population and individual, the new updated crossover, mutation selection operators. After numerical experiment algorithm, it proved be feasible effective, especially solving large-scale problems, shows much better performance.

10.1109/ihmsc.2009.115 article EN International Conference on Intelligent Human-Machine Systems and Cybernetics 2009-01-01

A Hopfield neural network-based approach for task scheduling in a Grid environment is proposed this paper. All constraints and the optimization object of problem are developed included computational energy function network. To avoid network converge into local minimum volume, simulated annealing algorithms applied to Thus global as feasible solution achieved. The theoretic analyses simulation experiments have manifested approach's effectiveness.

10.1109/csse.2008.557 article EN 2008-01-01

The significant advancements in large language models (LLMs) give rise to a promising research direction, i.e., leveraging LLMs as recommenders (LLMRec). efficacy of LLMRec arises from the open-world knowledge and reasoning capabilities inherent LLMs. acquires recommendation through instruction tuning based on user interaction data. However, order protect privacy optimize utility, it is also crucial for intentionally forget specific data, which generally referred unlearning. In era LLMs,...

10.48550/arxiv.2403.03536 preprint EN arXiv (Cornell University) 2024-03-06

Recommender systems play important roles in various applications such as e-commerce, social media, etc. Conventional recommendation methods usually model the collaborative signals within tabular representation space. Despite personalization modeling and efficiency, latent semantic dependencies are omitted. Methods that introduce semantics into then emerge, injecting knowledge from space where general language understanding compressed. However, existing semantic-enhanced focus on aligning two...

10.48550/arxiv.2406.00011 preprint EN arXiv (Cornell University) 2024-05-20

Recommender systems play important roles in various applications such as e-commerce, social media, etc. Conventional recommendation methods usually model the collaborative signals within tabular representation space. Despite personalization modeling and efficiency, latent semantic dependencies are omitted. Methods that introduce semantics into then emerge, injecting knowledge from space where general language understanding compressed. However, existing semantic-enhanced focus on aligning two...

10.1145/3637528.3672008 article EN Proceedings of the 28th ACM SIGKDD Conference on Knowledge Discovery and Data Mining 2024-08-24

Recently, increasing attention has been paid to LLM-based recommender systems, but their deployment is still under exploration in the industry. Most deployments utilize LLMs as feature enhancers, generating augmentation knowledge offline stage. However, recommendation scenarios, involving numerous users and items, even generation with consumes considerable time resources. This inefficiency stems from autoregressive nature of LLMs, a promising direction for acceleration speculative decoding,...

10.48550/arxiv.2408.05676 preprint EN arXiv (Cornell University) 2024-08-10

10.1109/ecce55643.2024.10861590 article EN 2022 IEEE Energy Conversion Congress and Exposition (ECCE) 2024-10-20

Path planning plays an important role in the area of mobile robot, which includes two contents: environment modeling and path searching. The method Voronoi diagram for general figures by approximation structuring is utilized origin terminal are linked into to construct non-collision road map. Zonal Ant Colony Algorithm applied search shortest between terminal. Simulation results demonstrate that simple effective.

10.1109/cise.2009.5365942 article EN 2009-12-01

Based on the characteristic of mobile entity and obstacles, bounding box has been adopted to establish vector models, obstacles environment can be described more accurately. Basic obstacle avoidance theory spatial measurement algorithm are banded together improve efficiency for in a strait environment, over correctness feasibility validated by simulation experiments.

10.1109/ccdc.2009.5192908 article EN Chinese Control and Decision Conference 2009-06-01

On‐orbit processors generally require reinforcement due to the harsh space radiation environment. Although traditional full triple modular redundancy (TMR) method can effectively reinforce circuits, it requires excessive physical footprints and energy consumptions. To address this problem, Letter proposes a general partial TMR that circuit. The is based on PageRank algorithm for sorting importance of triggers in circuit, mean time between failure dual logic cone model used as criterion...

10.1049/el.2018.7113 article EN Electronics Letters 2018-11-29

The set pair evaluation method of surface warship formation operational capability has been proposed based on the analysis theory. basic ideas and steps are discussed. Compared with other methods, is clear in concept, simple to calculate convenient operation. Combined one example, this applied. result shows that a reliable effective method.

10.1109/ihmsc.2016.204 article EN 2016-08-01
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