Jun Tian

ORCID: 0000-0003-2266-2892
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About
Contact & Profiles
Research Areas
  • 3D IC and TSV technologies
  • Advanced Vision and Imaging
  • Robotics and Sensor-Based Localization
  • Electronic Packaging and Soldering Technologies
  • Microwave Engineering and Waveguides
  • Robotic Path Planning Algorithms
  • Solidification and crystal growth phenomena
  • Video Coding and Compression Technologies
  • Astrophysical Phenomena and Observations
  • Advanced Steganography and Watermarking Techniques
  • Sparse and Compressive Sensing Techniques
  • Data Quality and Management
  • Metaheuristic Optimization Algorithms Research
  • Chaos-based Image/Signal Encryption
  • Advanced Antenna and Metasurface Technologies
  • Vehicle emissions and performance
  • Advanced Computational Techniques and Applications
  • Electromagnetic Compatibility and Noise Suppression
  • Antenna Design and Analysis
  • Algorithms and Data Compression
  • Advanced SAR Imaging Techniques
  • Radar Systems and Signal Processing
  • Advanced Multi-Objective Optimization Algorithms
  • Public Relations and Crisis Communication
  • Image and Video Quality Assessment

Institute of High Energy Physics
2025

Sinopec (China)
2025

Jilin University of Finance and Economics
2025

Nankai University
2022-2025

Xiamen University
2018-2024

China Power Engineering Consulting Group (China)
2024

PowerChina (China)
2024

Nanjing University of Information Science and Technology
2024

South China Normal University
2024

State Key Laboratory of Vehicle NVH and Safety Technology
2024

Relation classification is an important semantic processing task in the field of natural language (NLP). State-ofthe-art systems still rely on lexical resources such as WordNet or NLP like dependency parser and named entity recognizers (NER) to get high-level features. Another challenge that information can appear at any position sentence. To tackle these problems, we propose Attention-Based Bidirectional Long Short-Term Memory Networks(AttBLSTM) capture most a The experimental results...

10.18653/v1/p16-2034 article EN 2016-01-01

Social media has been playing an increasingly important role in information publishing and event monitoring emergencies like natural disasters. The propagation of different types on social is critical understanding the reaction mobility users during In this research, we analyzed dynamic networks formed by reposting (retweeting) behaviors Weibo.com (the major microblog service China) Yiliang Earthquake. We developed a Multinomial Naïve Bayes Classifier to categorize posts into five based...

10.1016/j.ijinfomgt.2017.08.008 article EN cc-by-nc-nd International Journal of Information Management 2017-09-22

The tuna swarm optimization algorithm (TSO) is a new heuristic proposed by observing the foraging behavior of populations. advantages TSO are simple structure and fewer parameters. Although converges faster than some classical meta-heuristics algorithms, it can still be further accelerated. When solves complex challenging problems, often easily falls into local optima. To overcome above issue, this article an improved nonlinear based on Circle chaos map levy flight operator (CLTSO). In order...

10.3390/electronics11223678 article EN Electronics 2022-11-10

This paper introduces a bio-inspired meta-heuristic algorithm, the Besiege and Conquer Algorithm (BCA), developed to tackle complex high-dimensional optimization problems. Drawing inspiration from concept of symmetry guerrilla warfare strategies, BCA incorporates four core components: besiege, conquer, balance, feedback. The besiege strategy strengthens exploration, while conquer enhances exploitation. Balance feedback mechanisms maintain dynamic equilibrium between these capabilities,...

10.3390/sym17020217 article EN Symmetry 2025-02-01

10.1109/icassp49660.2025.10890283 article EN ICASSP 2022 - 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) 2025-03-12

The application of 3D UAV path planning algorithms in smart cities and buildings can improve logistics efficiency, enhance emergency response capabilities as well provide services such indoor navigation, thus bringing more convenience safety to people’s lives work. main idea the problem is how plan get an optimal flight while ensuring that does not collide with obstacles during flight. This paper transforms into a multi-constrained optimization by formulating length cost function, altitude...

10.3390/drones7070452 article EN cc-by Drones 2023-07-07

Environment perception is important for collision-free motion planning of outdoor mobile robots. This paper presents an adaptive obstacle detection method robots using a single downward-looking LiDAR sensor. The begins by extracting line segments from the raw sensor data, and then estimates height vector scanned road surface at each moment. Subsequently, are divided into either ground or obstacles based on average segment deviation between estimated previous measurements. A series...

10.3390/s18061749 article EN cc-by Sensors 2018-05-29

It is important to improve the focality of transcranial magnetic stimulation coil in order minimize undesired effects when induced electric field exceeds excitation threshold nontarget tissues. In this paper, a new double-butterfly was proposed and simulation model as well an experimental setup developed validate performance coil. Focality compared with that butterfly via both experiment method. showed has better than The structural parameters on electrical were carefully studied.

10.1109/tmag.2012.2199474 article EN IEEE Transactions on Magnetics 2012-10-18

Secure watermark detection techniques are important to protect the secrecy of pattern. In this paper, we identify an application scenario that requires performing secure in cloud, and meantime, supporting privacy preserving multimedia data storage using cloud. We then propose a compressive sensing (CS) based framework multiparty computation (MPC) protocols address such requirement. our framework, secret pattern presented cloud for domain privacy. The transformation is executed by MPC...

10.1109/wifs.2013.6707796 article EN 2013-11-01

In many real-world applications, multiple parties who provide data need to collaboratively perform certain data-mining and signal processing tasks. Security privacy protection is a critical issue in such application scenarios. this paper, we propose compressive sensing (CS) based preserving framework for collaborative using secure multiparty computation (MPC) which the are performed domain. our framework, MPC protocols used only transformation reconstruction while data-mining/signal tasks...

10.1109/icme.2014.6890141 article EN 2022 IEEE International Conference on Multimedia and Expo (ICME) 2014-07-01

Investment in enterprise resources planning (ERP) has become a dominant part of IT investment many organizations. The benefits the ERP are uncertain, and elusive. It is therefore very difficult for managers to make good decision, as there not an effectively approach quantify intangible ERP, used overrate ERP. divided into tangible benefits. Hochstrasser model analyze uncertainties process project value creation index developed, which lists nine most critical drivers non-financial...

10.1109/icsmc.2006.384772 article EN 2006-10-01

The selective passively compensated pulsed alternator has wide applications in military and civil areas such as power source for electromagnetic launch, electrothermal chemical gun plasma sprayed coating. It can produce range of current waveforms realized by shorted compensating windings. In this paper, two cases winding arrangements their corresponding circuit models are presented to further discuss on the waveform regulations. effects phase angles between different windings switching time...

10.1109/tmag.2012.2198628 article EN IEEE Transactions on Magnetics 2012-10-18

Abstract We statistically study the relationship between Ly α and 1–8 Å soft X-ray (SXR) emissions from 658 M- X-class solar flares observed by Geostationary Operational Environmental Satellite during 2006–2016. Based on peak times of two wave band emissions, we divide into three types. Type I (III) has an earlier (a later) time in emission than that SXR emission, while type II nearly same (within resolution 10 s) emissions. In these flares, find there are 505 (76.8%) (1.5%) 143 (21.7%) III...

10.3847/1538-4357/abbacc article EN cc-by The Astrophysical Journal 2020-11-01

10.1016/j.ijheatmasstransfer.2014.08.093 article EN International Journal of Heat and Mass Transfer 2014-09-18
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