Yan Liu

ORCID: 0000-0003-1963-4145
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About
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Research Areas
  • Remote Sensing in Agriculture
  • Remote Sensing and LiDAR Applications
  • Remote Sensing and Land Use
  • Land Use and Ecosystem Services
  • Urban Heat Island Mitigation
  • Plant Water Relations and Carbon Dynamics
  • Atmospheric and Environmental Gas Dynamics
  • Calibration and Measurement Techniques
  • Advanced Image Fusion Techniques
  • Cryospheric studies and observations
  • Environmental Quality and Pollution
  • Translation Studies and Practices
  • Phosphorus and nutrient management
  • Antenna Design and Optimization
  • Antenna Design and Analysis
  • Higher Education and Teaching Methods
  • Rangeland Management and Livestock Ecology
  • Species Distribution and Climate Change
  • Environmental Changes in China
  • Meteorological Phenomena and Simulations
  • Synthetic Aperture Radar (SAR) Applications and Techniques
  • Methane Hydrates and Related Phenomena
  • Geology and Paleoclimatology Research
  • Microwave Engineering and Waveguides
  • Microbial Community Ecology and Physiology

Anhui Medical University
2001-2025

Aerospace Information Research Institute
2019-2024

Chinese Academy of Sciences
2007-2024

Hefei Institutes of Physical Science
2024

High Magnetic Field Laboratory
2024

Sichuan Agricultural University
2023-2024

Shihezi University
2012-2024

University of Chinese Academy of Sciences
2020-2024

State Key Laboratory of Automotive Simulation and Control
2024

Xinjiang Institute of Ecology and Geography
2021-2024

Aiming to address the currently low accuracy of domestic industrial defect detection, this paper proposes a Two-Stage Industrial Defect Detection Framework based on Improved-YOLOv5 and Optimized-Inception-ResnetV2, which completes positioning classification tasks through two specific models. In order make first-stage recognition more effective at locating insignificant small defects with high similarity steel surface, we improve YOLOv5 from backbone network, feature scales fusion layer,...

10.3390/app12020834 article EN cc-by Applied Sciences 2022-01-14

The Mediterranean-type oak/grass savanna of California is composed widely spaced oak trees with understory grasses. These regions are interspersed large areas more open grasslands. ability remotely sensed data (with various spatial resolutions) to monitor the phenology in these water-limited savannas and grasslands explored over 2012–2015 timeframe using from Landsat (30 m), MODerate resolution Imaging Spectroradiometer (MODIS – gridded 500 Visible Infrared Radiometer Suite (VIIRS m) data....

10.1016/j.agrformet.2017.02.026 article EN cc-by-nc-nd Agricultural and Forest Meteorology 2017-03-03

Bidirectional Reflectance Distribution Function (BRDF) model parameters, Albedo quantities, and Nadir BRDF Adjusted (NBAR) products derived from the Visible Infrared Imaging Radiometer Suite (VIIRS), on Suomi-NPP (National Polar-orbiting Partnership) satellite are evaluated with spatially representative in situ tower albedometer measurements through comparison MODerate Resolution Spectroradiometer (MODIS) long term record. White Sky (WSA), Black (BSA), NBAR, Quality Assurance (QA) results...

10.1016/j.rse.2017.09.020 article EN cc-by-nc-nd Remote Sensing of Environment 2017-09-25

Methanotrophs play an important role in controlling methane balance the biosphere. For over 100 years, methanotrophs of Proteobacteria phylum have been studied under oxic conditions, with molecular oxygen serving as major electron acceptor. However, recent metagenomic data suggest that proteobacterial may be more metabolically versatile. In this work, we demonstrate methane-dependent ferrihydrite reduction by a methanotroph Methylomonas genus (Gammaproteobacteria) well Methylosinus...

10.1021/acs.estlett.0c00436 article EN Environmental Science & Technology Letters 2020-06-03

Satellite-based retrievals of land surface albedo at 20-m resolution are generated by coupling the reflectances from recently launched Sentinel-2A satellite with anisotropy information (as described Bidirectional Reflectance Distribution Function, BRDF) either MODerate-resolution Imaging Spectroradiometer (MODIS) or Visible Infrared Radiometer Suite (VIIRS). The intrinsic black-sky (BSA) and white-sky (WSA) values derived six shortwave spectral bands Sentinel-2A's Multi Spectral Instrument...

10.1016/j.rse.2018.08.025 article EN cc-by-nc-nd Remote Sensing of Environment 2018-08-30

Nitrogen (N) and water availability are the two crucial factors confining tree growth forest productivity. Irrigation, fertilization, combined fertigation commonly applied to plantation forests for improving However, how xylem vasculature responds these management practices remains poorly understood. Here we investigated responses of growth, anatomical structure, hydraulics upper, middle, lower canopy branches in a 6-year-old Populus tomentosa subjected four years irrigation treatments. The...

10.1016/j.agwat.2023.108169 article EN cc-by-nc-nd Agricultural Water Management 2023-01-18

Abstract The relationship of DNA methylation and sex-biased gene expression is high interest, it allows research into mechanisms sexual dimorphism the development potential novel strategies for insect pest control. Asian citrus psyllid, Diaphorina citri Kuwayama, a major vector causative agents Huanglongbing (HLB), which presents an unparalleled challenge to production worldwide. Here, we identify X chromosome D. investigate differences in transcription landscapes between adult virgin males...

10.1093/evolut/qpad036 article EN cc-by Evolution 2023-03-03

Rickettsiae are tick-borne pathogens that infect human hosts through poorly characterized mechanisms. Herein, we report ATG9 (autophagy related 9) plays a previously unrecognized role in inhibiting Rickettsia binding to the host cell surface. Unexpectedly, this new function of is likely independent macroautophagy/autophagy. Instead, acts as defending factor by XRCC6/KU70, receptor outer-membrane protein rOmpB. Both and rOmpB bind DNA-binding domain XRCC6, suggesting competitive for occupying...

10.1080/15548627.2025.2496363 article EN Autophagy 2025-04-21

Determining the driving climatic factors at critical periods and potential legacy effects is crucial for grassland productivity predictions on Qinghai–Tibet Plateau (QTP). However, studies with limited ex situ ground samples from highly heterogeneous alpine meadows brought great uncertainties. This study determined key plant developmental stages impact of previous growth status interannual aboveground net primary (ANPP) variations in different QTP types. We hypothesize that varies vegetation...

10.3390/rs14071564 article EN cc-by Remote Sensing 2022-03-24

The morphology is the consequence of evolution and adaptation. Escherichia coli rod-shaped bacillus with regular dimension about 1.5 μm long 0.5 wide. Many shape-related genes have been identified used in engineering this bacteria. However, little known if specific metabolism metal irons could modulate bacteria morphology. Here study, we discovered filamentous shape change E. cells overexpressing pigeon MagR, a putative magnetoreceptor extremely conserved iron-sulfur protein. Comparative...

10.1016/j.synbio.2024.04.009 article EN cc-by-nc-nd Synthetic and Systems Biotechnology 2024-04-15
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