Qihang Fang

ORCID: 0000-0003-1438-0094
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About
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Research Areas
  • Additive Manufacturing and 3D Printing Technologies
  • Manufacturing Process and Optimization
  • Additive Manufacturing Materials and Processes
  • Industrial Vision Systems and Defect Detection
  • 3D Shape Modeling and Analysis
  • Advanced Vision and Imaging
  • Computer Graphics and Visualization Techniques
  • Innovations in Concrete and Construction Materials
  • Video Analysis and Summarization
  • Human Pose and Action Recognition
  • Fault Detection and Control Systems
  • Human Motion and Animation
  • Face recognition and analysis
  • Dental Radiography and Imaging
  • Periodontal Regeneration and Treatments
  • Image Processing and 3D Reconstruction
  • Soft Robotics and Applications
  • Advanced Materials and Mechanics
  • Radiative Heat Transfer Studies
  • Welding Techniques and Residual Stresses
  • Advanced Optical Sensing Technologies
  • Machine Fault Diagnosis Techniques
  • Advanced Numerical Analysis Techniques
  • Image Processing Techniques and Applications
  • Injection Molding Process and Properties

Institute of Automation
2023-2024

Chinese Academy of Sciences
2020-2024

University of Chinese Academy of Sciences
2020-2024

Shandong Institute of Automation
2020-2024

University of Hong Kong
2024

Beijing Academy of Artificial Intelligence
2022

Cloud Computing Center
2021

Wuhan University
2020-2021

Additive manufacturing (AM), commonly known as 3D printing, is a rapidly growing technology. Guaranteeing the quality and mechanical strength of printed parts an active research area. Most existing methods adopt open-loop-like Machine Learning (ML) algorithms that can be used only for predicting properties without any assuring mechanism. Some closed-loop approaches, on other hand, consider single adjustable processing parameter to monitor part. This work proposes both open-loop ML models...

10.1080/0951192x.2022.2145019 article EN International Journal of Computer Integrated Manufacturing 2022-11-17

Additive manufacturing (AM) can build up complex parts in a layer-by-layer manner, which is kind of novel and flexible production technology. The special capability AM shows great application potential various fields. However, an open-loop control method cannot guarantee the reliability repeatability process. Defects often occur to deteriorate product quality lead material time waste, hinders development industry. In this regard, lot efforts have been made make process more controllable....

10.1109/tase.2022.3215258 article EN IEEE Transactions on Automation Science and Engineering 2022-11-14

A radiance field is an effective representation of 3D scenes, which has been widely adopted in novel-view synthesis and reconstruction. It still open challenging problem to evaluate the geometry, i.e., density field, as ground-truth almost impossible obtain. One alternative indirect solution transform into a point-cloud compute its Chamfer Distance with scanned ground-truth. However, many widely-used datasets have no since scanning process along equipment expensive complicated. To this end,...

10.1609/aaai.v38i2.27938 article EN Proceedings of the AAAI Conference on Artificial Intelligence 2024-03-24

The additive manufacturing technologies develop very fast in recent years. However, we still face the problem of lacking online feedback for system, and reliability robustness need to be improved. In this paper, propose concept parallel systems, which combine with manufacturing. Furthermore, present how use artificial systems-computational experiments-parallel execution approach make 3D printers intelligent, order handle uncertainties unexpected conditions.

10.1109/jrfid.2022.3215600 article EN IEEE Journal of Radio Frequency Identification 2022-01-01

A radiance field is an effective representation of 3D scenes, which has been widely adopted in novel-view synthesis and reconstruction. It still open challenging problem to evaluate the geometry, i.e., density field, as ground-truth almost impossible obtain. One alternative indirect solution transform into a point-cloud compute its Chamfer Distance with scanned ground-truth. However, many widely-used datasets have no since scanning process along equipment expensive complicated. To this end,...

10.48550/arxiv.2304.04351 preprint EN other-oa arXiv (Cornell University) 2023-01-01

Fault diagnosis is a vital technique to pinpoint the machine malfunctions in manufacturing systems. In recent years, deep learning techniques greatly improve fault detection accuracy, but there still remain some problems. If one absent training data or signal disturbed by severe noise interference, classifier may misjudge health state. This problem limits reliability of real applications. this paper, we enhance method using Bayesian Convolutional Neural Network (BCNN). A Shannon...

10.1109/case48305.2020.9216773 article EN 2022 IEEE 18th International Conference on Automation Science and Engineering (CASE) 2020-08-01

Abstract Additive manufacturing (AM) is gaining prominence across numerous fields, which involves the generation of extensive data at each process stage. A relational database a useful tool to store such AM and streamline retrieval. Users can specify value one variable or attribute retrieve corresponding record values another attribute. This establishes correlations between variables, supports applications as planning. Nonetheless, an operation “hard” query, lacks reasoning capabilities...

10.1115/1.4065344 article EN Journal of Computing and Information Science in Engineering 2024-04-17

Novel views synthesis is an important topic in metaverse application. Existing methods suffer the tremendous training to guarantee quality, which a stringent condition practice. To address this problem, we propose depth-guided and self-supervised method achieving novel challenging sparse views. For goal, depth information digging strategy uncertainty-based supervision method. We conduct series of experiments on DTU dataset demonstrate rationality our design. And experiment results represent...

10.1117/12.3033770 article EN 2024-06-13

Due to the scarcity of point cloud datasets in a specific domain, utilizing generative model approaches becomes essential for data augmentation. Diffusion models have demonstrated impressive capabilities generation through guided reverse process. In this work, we employ process Markov chain conditioned on shape latent progressively generate dental crown from noise distribution. We propose map global set partlevel implicit representations and introduce cross-attention block provide geometric...

10.1117/12.3034176 article EN 2024-06-13

10.1109/case59546.2024.10711343 article EN 2022 IEEE 18th International Conference on Automation Science and Engineering (CASE) 2024-08-28

10.1109/case59546.2024.10711341 article EN 2022 IEEE 18th International Conference on Automation Science and Engineering (CASE) 2024-08-28

10.1109/case59546.2024.10711824 article EN 2022 IEEE 18th International Conference on Automation Science and Engineering (CASE) 2024-08-28

Audio-driven talking head generation is a pivotal area within film-making and Virtual Reality. Although existing methods have made significant strides following the end-to-end paradigm, they still encounter challenges in producing videos with high-frequency details due to their limited expressivity this domain. This limitation has prompted us explore an effective post-processing approach synthesize photo-realistic videos. Specifically, we employ pretrained Wav2Lip model as our foundation...

10.48550/arxiv.2410.00990 preprint EN arXiv (Cornell University) 2024-10-01

Recent advancements in models linking natural language with human motions have shown significant promise motion generation and editing based on instructional text. Motivated by applications sports coaching motor skill learning, we investigate the inverse problem: generating corrective text, leveraging models. We introduce a novel approach that, given user’s current (source) desired (target), generates text instructions to guide user towards achieving target motion. leverage large generate...

10.32388/hiaxat preprint EN cc-by 2024-12-21

Recent advancements in models linking natural language with human motions have shown significant promise motion generation and editing based on instructional text. Motivated by applications sports coaching motor skill learning, we investigate the inverse problem: generating corrective text, leveraging models. We introduce a novel approach that, given user's current (source) desired (target), generates text instructions to guide user towards achieving target motion. leverage large generate...

10.48550/arxiv.2412.05460 preprint EN arXiv (Cornell University) 2024-12-06
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