Jianhong Ren

ORCID: 0009-0003-0902-6936
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About
Contact & Profiles
Research Areas
  • Infrared Target Detection Methodologies
  • Advanced Image and Video Retrieval Techniques
  • Educational Technology and Assessment
  • Advanced Vision and Imaging
  • Online Learning and Analytics
  • Technology-Enhanced Education Studies
  • Advanced Measurement and Detection Methods
  • Image Enhancement Techniques

Education Department of Jiangxi Province
2023-2024

At present, the number of active IoT devices worldwide has exceeded 16 billion, but existing generally suffer from problems such as large size, short battery life, low level intelligence, and poor stability. In response to limitations traditional terminals in terms power consumption, scene adaptability, this paper designs a lightweight intelligent module based on STM32 microcontroller Narrowband (NB IoT). Environmental data is collected through temperature humidity sensors, well light...

10.62177/jaet.v2i2.224 article EN Journal of advances in engineering and technology. 2025-04-16

Abstract In response to the limitations of existing online learning system regarding efficiency and accuracy question-and-answer (Q&A) teacher recommendation method, this research develops a Q&A model utilizing Graph Convolutional Neural Network. First, time-sensitive (A Time Sensitive Online Learning Teacher Recommendation Model; TSRM) is proposed address shortcomings that current methods ignore, i.e., teacher’s ability answer questions with time changes. Then, TSRM based on Short...

10.1515/jisys-2023-0229 article EN cc-by Journal of Intelligent Systems 2024-01-01

The continuous development of virtual reality animation has brought people a new viewing experience. However, there is still large research space for the construction scenes. Underwater scenes are complex and diverse, to obtain more realistic scenes, it necessary use video panoramic images as reference modeling in advance. To this end, study uses [Formula: see text]-means clustering method extract key frames from underwater video, adaptively adjusts number clusters improve extraction...

10.1142/s0219467825500482 article EN International Journal of Image and Graphics 2023-12-28
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