农科机构知识库联盟

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中文期刊(566296)
外文期刊(50)
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期刊名称

agriculture-basel(10)
sensors(8)
biosystems engineering(5)
computers and electronics in agriculture(5)
animals(3)
applied sciences-basel(3)
scientific reports(3)
expert systems with applications(2)
international journal of agricultural and biological engineering(2)
acs omega(1)

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关键词

3d reconstruction; 3d point cloud; hole filling; pig body size measurement; pig weight estimation(1)
3d reconstruction; stressless body dimension measurement; visual weight estimation; precision livestock farming(1)
adsorption; antioxidant; erigeron breviscapus; extraction; macroporous resin; total flavonoids(1)
airborne bacteria; a-band ultraviolet; decay rate; dynamic inactive rate; laboratory simulation(1)
animals; skeleton; joints; data models; predictive models; feature extraction; computational modeling; measurement; accuracy; three-dimensional displays; animal skeletons; keypoint detection; animal pose estimation; feature extraction(1)
autonomous inspection robot; dead hen detection; real-time monitoring; deep learning(1)
beef cattle point cloud; principal direction calibration; region segmentation; tomographic slice(1)
beef cattle point cloud; region segmentation; body dimension calculation; slice feature; non-contact measurement(1)
behavior monitoring; contact sensing; algorithms; tiny machine learning; monitoring applications(1)
chicken head detection; laying hen counting; caged henhouse health inspection; visible light and thermal infrared image alignment; deep learning(1)

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作者

Li, Qifeng(0)

机构

beijing acad agr & forestry sci, informat technol res ctr, beijing 100097, peoples r china(25)
natl innovat ctr digital technol anim husb, beijing 100097, peoples r china(17)
beijing acad agr & forestry sci, res ctr informat technol, beijing 100097, peoples r china(13)
natl engn res ctr informat technol agr, beijing 100097, peoples r china(13)
univ guelph, sch engn, adv robot & intelligent syst lab, guelph, on n1g 2w1, canada(7)
china agr univ, coll informat & elect engn, beijing 100083, peoples r china(6)
northwest a&f univ, coll informat engn, yangling 712100, peoples r china(6)
tianjin agr univ, coll comp & informat engn, tianjin 300384, peoples r china(6)
china agr univ, coll water resources & civil engn, dept agr struct & bioenvironm engn, beijing 100083, peoples r china(5)
natl engn res ctr informat technol agr nercita, beijing 100097, peoples r china(5)

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科研产出

条件:

资源类型: 外文期刊

作者:Li, Qifeng(精确检索)

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21A posture-based measurement adjustment method for improving the accuracy of beef cattle body size measurement based on point cloud data

作者： Li, Jiawei; Li, Jiawei; Ma, Weihong; Bai, Qiang; Sun, Yi; Xue, Xianglong; Zhao, Chunjiang; Li, Qifeng; Tulpan, Dan; Gong, Minglun; SCI

机构： China Agr Univ, Coll Informat & Elect Engn, Beijing, Peoples R China; Beijing Acad Agr & Forestry Sci, Res Ctr Informat Technol, Beijing, Peoples R China; Univ Guelph, Sch Comp Sci, Guelph, ON, Canada;

来源：BIOSYSTEMS ENGINEERING

关键词： Regional segmentation; Non-contact measurement; Micro-posture features; ElasticNet; Data calibration

年份：2023

22Real-time monitoring of fan operation in livestock houses based on the image processing

作者： Ding, Luyu; Lv, Yang; Yu, Ligen; Ma, Weihong; Li, Qifeng; Gao, Ronghua; Yu, Qinyang; Ding, Luyu; Lv, Yang; Yu, Ligen; Ma, Weihong; Li, Qifeng; Gao, Ronghua; Yu, Qinyang; Ding, Luyu; Yu, Ligen; Ma, Weihong; Li, Qifeng; Gao, Ronghua; Yu, Qinyang; Li, Qifeng; SCI

机构： Natl Engn Res Ctr Informat Technol Agr, Beijing 100097, Peoples R China; Beijing Acad Agr & Forestry Sci, Informat Technol Res Ctr, Beijing 100097, Peoples R China; Natl Innovat Ctr Digital Technol Anim Husb, Beijing 100097, Peoples R China; A1017 Beijing Nongke Masion,11 Shuguang Garden Mid, Beijing, Peoples R China;

来源：EXPERT SYSTEMS WITH APPLICATIONS

关键词： Running state; Airflow rate; Hough transformation; Dense optical flow; Displacements of pixels

年份：2023

23Pig Face Recognition Based on Metric Learning by Combining a Residual Network and Attention Mechanism

作者： Wang, Rong; Gao, Ronghua; Li, Qifeng; Dong, Jiabin; Wang, Rong; Gao, Ronghua; Li, Qifeng; Dong, Jiabin; SCI

机构： Beijing Acad Agr & Forestry Sci, Res Ctr Informat Technol, Beijing 100097, Peoples R China; Northwest A&F Univ, Coll Informat Engn, Yangling 712100, Xianyang, Peoples R China; Natl Engn Res Ctr Informat Technol Agr, Beijing 100097, Peoples R China;

来源：AGRICULTURE-BASEL

关键词： pig face recognition; open-set recognition; ResNet; attention mechanism; metric learning

年份：2023

24Infrared and Visible Image Fusion Technology and Application: A Review

作者： Ma, Weihong; Li, Jiawei; Li, Qifeng; Wang, Kun; Song, Lepeng; Yang, Simon X.; Li, Junfei; SCI

机构： Beijing Acad Agr & Forestry Sci, Informat Technol Res Ctr, Beijing 100097, Peoples R China; Chongqing Univ Sci & Technol, Sch Elect Engn, Chongqing 401331, Peoples R China; Univ Guelph, Sch Engn, Adv Robot & Intelligent Syst Lab, Guelph, ON N1G 2W1, Canada;

来源：SENSORS

关键词： infrared and visible light image; image fusion; evaluation index

年份：2023

25Automatic Monitoring Methods for Greenhouse and Hazardous Gases Emitted from Ruminant Production Systems: A Review

作者： Ma, Weihong; Ji, Xintong; Guo, Kaijun; Ma, Weihong; Ji, Xintong; Ding, Luyu; Li, Qifeng; Ma, Weihong; Ding, Luyu; Li, Qifeng; Yang, Simon X.; SCI

机构： Beijing Univ Agr, Coll Anim Sci & Technol, Beijing 100096, Peoples R China; Beijing Acad Agr & Forestry Sci, Informat Technol Res Ctr, Beijing 100097, Peoples R China; Natl Innovat Ctr Digital Technol Anim Husb, Beijing 100097, Peoples R China; Univ Guelph, Sch Engn, Adv Robot & Intelligent Syst Lab, Guelph, ON N1G 2W1, Canada;

来源：SENSORS

关键词： greenhouse and hazardous gas; ruminant production system; automatic gas monitoring

年份：2024

26Multi-view real-time acquisition and 3D reconstruction of point clouds for beef cattle

作者： Li, Jiawei; Li, Jiawei; Ma, Weihong; Li, Qifeng; Zhao, Chunjiang; Ding, Luyu; Gao, Ronghua; Yu, Ligen; Tulpan, Dan; Yang, Simon; Wang, Zhiquan; SCI

机构： China Agr Univ, Coll Informat & Elect Engn, Beijing, Peoples R China; Beijing Res Ctr Informat Technol Agr, Beijing, Peoples R China; Univ Guelph, Guelph, ON, Canada; Univ Alberta, Edmonton, AB, Canada;

来源：COMPUTERS AND ELECTRONICS IN AGRICULTURE

关键词： Unconstrained-collection; Registration; 3D-reconstruction; Down-sample; Illumination attenuation

年份：2022

27Numerical investigation on effects of side curtain opening behavior on indoor climate of naturally ventilated dairy buildings

作者： Li, Qifeng; Yao, Chuanxia; Ding, Luyu; Yu, Ligen; Ma, Weihong; Gao, Ronghua; Li, Qifeng; Yao, Chuanxia; Zheng, Wengang; Li, Qifeng; Yao, Chuanxia; Ding, Luyu; Yu, Ligen; Ma, Weihong; Gao, Ronghua; Zheng, Wengang; SCI

机构： Beijing Res Ctr Informat Technol Agr, Beijing 100097, Peoples R China; Beijing Res Ctr Intelligent Equipment Agr, Beijing 100097, Peoples R China; Beijing Acad Agr & Forestry Sci, Beijing 100097, Peoples R China;

来源：INTERNATIONAL JOURNAL OF AGRICULTURAL AND BIOLOGICAL ENGINEERING

关键词： thermal comfort; age of air; ventilation rate; computational fluid dynamics; analytic hierarchy process

年份：2020

28A Chinese Nested Named Entity Recognition Model for Chicken Disease Based on Multiple Fine-Grained Feature Fusion and Efficient Global Pointer

作者： Wang, Xiajun; Peng, Cheng; Li, Qifeng; Yu, Qinyang; Li, Pingping; Gao, Ronghua; Wu, Wenbiao; Jiang, Ruixiang; Yu, Ligen; Ding, Luyu; Zhu, Lei; Wang, Xiajun; Lin, Liqun; Li, Pingping; Peng, Cheng; Li, Qifeng; Yu, Qinyang; Gao, Ronghua; Wu, Wenbiao; Jiang, Ruixiang; Yu, Ligen; Ding, Luyu; Zhu, Lei; Peng, Cheng; Li, Qifeng; Yu, Qinyang; Gao, Ronghua; Wu, Wenbiao; Jiang, Ruixiang; Yu, Ligen; Ding, Luyu; Zhu, Lei; SCI

机构： Beijing Acad Agr & Forestry Sci, Informat Technol Res Ctr, Beijing 100097, Peoples R China; Hubei Univ, Fac Resources & Environm Sci, Wuhan 430061, Peoples R China; Natl Innovat Ctr Digital Technol Anim Husb, Beijing 100097, Peoples R China; Natl Engn Res Ctr Informat Technol Agr, Beijing 100097, Peoples R China;

来源：APPLIED SCIENCES-BASEL

关键词： nested named entity recognition; chicken disease; multiple fine-grained feature fusion; RoBERTa; efficient global pointer

年份：2024

29A Dataset of Visible Light and Thermal Infrared Images for Health Monitoring of Caged Laying Hens in Large-Scale Farming

作者： Ma, Weihong; Wang, Xingmeng; Gao, Ronghua; Li, Qifeng; Ma, Weihong; Xue, Xianglong; Li, Mingyu; Guo, Yuhang; Li, Qifeng; Ma, Weihong; Wang, Xingmeng; Song, Lepeng; Yang, Simon X.; SCI

机构： Beijing Acad Agr & Forestry Sci, Informat Technol Res Ctr, Beijing 100097, Peoples R China; Natl Innovat Ctr Digital Technol Anim Husb, Beijing 100097, Peoples R China; Chongqing Univ Sci & Technol, Coll Elect & Elect Engn, Chongqing 401331, Peoples R China; Univ Guelph, Sch Engn, Adv Robot & Intelligent Syst Lab, Guelph, ON N1G 2W1, Canada;

来源：SENSORS

关键词： chicken head detection; laying hen counting; caged henhouse health inspection; visible light and thermal infrared image alignment; deep learning

年份：2024

30Dual-branch, efficient, channel attention-based crop disease identification

作者： Gao, Ronghua; Wang, Rong; Feng, Lu; Li, Qifeng; Wu, Huarui; Wang, Rong; Gao, Ronghua; Wang, Rong; Feng, Lu; Li, Qifeng; Wu, Huarui; Gao, Ronghua; Wang, Rong; Feng, Lu; Li, Qifeng; Wu, Huarui; SCI

机构： Beijing Acad Agr & Forestry Sci, Beijing Res Ctr Informat Technol Agr, Beijing 100097, Peoples R China; Northwest Agr & Forestry Univ, Coll Informat Engn, Yangling 712100, Shaanxi, Peoples R China; Natl Engn Res Ctr Informat Technol Agr, Beijing 100097, Peoples R China; Minist Agr, Key Lab Informat Technol Agr, Beijing 100097, Peoples R China;

来源：COMPUTERS AND ELECTRONICS IN AGRICULTURE

关键词： Crop disease identification; Image classification; Attention mechanism; Residual neural network

年份：2021

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