Fengdan Hu

ORCID: 0000-0001-8748-8173
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About
Contact & Profiles
Research Areas
  • Indoor and Outdoor Localization Technologies
  • Energy Efficient Wireless Sensor Networks
  • AI in cancer detection
  • Network Security and Intrusion Detection
  • Underwater Vehicles and Communication Systems
  • Image Processing Techniques and Applications
  • EEG and Brain-Computer Interfaces
  • Conducting polymers and applications
  • Energy Harvesting in Wireless Networks
  • Optical measurement and interference techniques
  • Distributed Sensor Networks and Detection Algorithms
  • Technology and Security Systems
  • Polyoxometalates: Synthesis and Applications
  • Sleep and Work-Related Fatigue
  • Mobile Agent-Based Network Management
  • Advanced Vision and Imaging
  • Digital Imaging for Blood Diseases
  • Gaze Tracking and Assistive Technology
  • Covalent Organic Framework Applications
  • Advanced Neural Network Applications

Zhejiang University of Technology
2019-2024

State Key Laboratory of Organic-Inorganic Composite Materials
2016

Chemical Synthesis Lab
2016

Beijing University of Chemical Technology
2016

Sleep staging is a standard diagnostic method for evaluating sleep quality, which would enable early diagnosis of disorders as well mental diseases. Polysomnography (PSG), set physiological signals recorded externally, media staging. Developing automatic algorithms to analyze the PSG with purpose better demanding, manual assessment tedious and time-consuming. However, it challenged by noisy nature signals, i.e., features contributing are embedded in different types scales both time frequency...

10.1109/tim.2023.3343781 article EN IEEE Transactions on Instrumentation and Measurement 2023-12-18

Barrier coverage problem is one of hot research topics in directional sensor networks (DSNs). Directional sensors could zoom their sensing ranges, within which the event detection probability decreases with increase distance between location and sensor. Although that an detected by a single may be below required criteria, achieved jointly two can above criteria. In this work, we study barrier DSNs, taking into account nodes' ability adjusting working directions ranges. We mainly propose...

10.1109/tmc.2019.2912749 article EN IEEE Transactions on Mobile Computing 2019-04-25

Owing to the variable shapes, large size difference, uneven grayscale, and dense distribution among biological cells in an image, it is very difficult accurately detect segment cells. Especially, a serious challenge for some microscope imaging devices with limited resources owing number of learning parameters computational burden when using standard Mask R-CNN. In this work, we propose mask R-DHCNN cell detection segmentation. More specifically, Dilation Heterogeneous Convolution (DHConv)...

10.3390/s24082424 article EN cc-by Sensors 2024-04-10

Synchronization and localization are fundamental requirements for WSN applications. The entangled nature of positioning timing requires a joint solution. existing solutions typically require multiple rounds message exchanges from anchor nodes to provide precise services, which is problematic target nodes. Aiming at providing services moving targets, we first proposed local method by using the estimated clock parameters obtained only one-round exchange scale imperfect internal skew. This...

10.1109/access.2024.3440368 article EN cc-by-nc-nd IEEE Access 2024-01-01

Polypyrrole–polystyrene (PPy–PS) composite hollow microspheres with a dry-plum-like morphology were prepared <italic>via</italic> pseudo-multicomponent heterophase polymerization in an aqueous dispersion system.

10.1039/c6ra06498a article EN RSC Advances 2016-01-01

The Fringe Reflection is a robust and non-contact technique for optical measurement specular surface characterization. periodic alternation between dark light cycles of the fringe patterns encodes geometric information provides method spatial through phase extraction. Precisely expressing positions points pattern fundamental requirement an accurate reflection measurement. However, nonlinear processes, both in generating on screen capturing it using pixel values, cause inevitable errors...

10.3390/s23239299 article EN cc-by Sensors 2023-11-21
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