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Zhai Weixin, Cheng Chengqi. Vagueness in spatial data: A grid-coding approach[C]. proceedings of the 2014 IEEE Geoscience and Remote Sensing Symposium, 2014. IEEE.

Geographic spatial semantic translation method using subdivision grid coding

Jing Yan, Cheng Chengqi ,Zhang Beitong, Zhai Weixin. Geographic spatial semantic translation method using subdivision grid coding[C]. proceedings of the 2015 IEEE International Geoscience and Remote Sensing Symposium (IGARSS), 2015. IEEE.

A fast UAV image stitching method on GeoSOT

Yang Zhe, Zhai Weixin, Chen Dong, Zhang Wei, Cheng Chengqi. A fast UAV image stitching method on GeoSOT[C]. proceedings of the 2015 IEEE International Geoscience and Remote Sensing Symposium (IGARSS), 2015. IEEE.

The Non-sql Spatial Data Management Model in Big Data Time

Zhai Weixin, Yang Zhe, Wang Lin, Wu Feilong, Cheng Chengqi. The non-sql spatial data management model in big data time[C]. proceedings of the 2015 IEEE International Geoscience and Remote Sensing Symposium (IGARSS), 2015. IEEE.

基于Kalman 滤波的Camshift 运动跟踪算法

翟卫欣, 程承旗. 基于 Kalman 滤波的 Camshift 运动跟踪算法 [J]. 北京大学学报 (自然科学版), 2015, 51(5): 799-804.

利用地球立体剖分格网生成 Subdivision R-树索引模型

翟卫欣, 程承旗, 童晓冲, 陈波. 利用地球立体剖分格网生成 Subdivision R-树索引模型 [J]. 武汉大学学报（信息科学版）, 2016, 41(4): 443-449.

A Subdivision Method to Unify the Existing Latitude and Longitude Grids

Cheng Chengqi, Tong Xiaochong, Chen Bo, Zhai Weixin. A subdivision method to unify the existing latitude and longitude grids [J]. ISPRS International Journal of Geo-Information, 2016, 5(9): 161.

基于空间网格的多尺度人文地理特征分析

翟卫欣, 段杰雄, 童晓冲, 程承旗, 宋树华, 李爽. 基于空间网格的多尺度人文地理特征分析 [J]. 测绘学报, 2016, 45(S1): 85-89.

基于多级信息网格的海量遥感数据存储管理研究

李爽, 程承旗, 童晓冲, 陈波, 翟卫欣. 基于多级信息网格的海量遥感数据存储管理研究 [J]. 测绘学报, 2016, 45(S1): 106-114.

基于GeoSOT剖分编码的不动产单元统一标识模型研究

宋树华, 董芳, 陈东, 赵金玲, 李滨, 张乐, 王希营, 李世忠, 翟卫欣, 孙忠秋. 基于 GeoSOT 剖分编码的不动产单元统一标识模型研究 [J]. 测绘学报, 2016, 45(S1): 99-105.

A Spatial Grid Index Based on Inverted Index and its Query Method

Duan Jiexiong, Zhai Weixin, Cheng Chengqi. A spatial grid index based on inverted index and its query method[C]. proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium (IGARSS), 2017. IEEE.

An improved method for the unique code of spatial entity based on global subdivision grid

Qi Kun, Hu Yina, Li Shuang, Zhai Weixin, Cheng Chengqi. An improved method for the unique code of spatial entity based on global subdivision grid[C]. proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium (IGARSS), 2017. IEEE.

Spatial data management method with GeoSOT grid

Zhai Weixin, Qi Chengyu, Cheng Chengqi, Li Shuang. Spatial data management method with GeoSOT grid[C]. proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium (IGARSS), 2017. IEEE.

Merkle Quad-Tree Based Remote Sensing Image Analysis

Zhai Weixin, Qi Kun, Duan Jiexiong, Cheng Chengqi. Merkle quad-tree based remote sensing image analysis[C]. proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium (IGARSS), 2017. IEEE.

一种空间权重矩阵的优化方法

翟卫欣, 程承旗. 一种空间权重矩阵的优化方法 [J]. 武汉大学学报（信息科学版）, 2017, 42(6): 731-736.

Social Media Discourse in Disaster Situations A Study of the Deadly July 21, 2012 Beijing Rainstorm

Zhai Weixin, Thill Jean-Claude. Social Media Discourse in Disaster Situations: A Study of the Deadly July 21, 2012 Beijing Rainstorm[C]. proceedings of the 3rd ACM SIGSPATIAL Workshop on Emergency Management, 2017. ACM.

Understanding uneven urban expansion with natural cities using open data

Long Ying, Zhai Weixin, Shen Yao, Ye Xinyue. Understanding uneven urban expansion with natural cities using open data [J]. Landscape and Urban Planning, 2018, 177: 281-293.

A Grid-Based Identification Code for Buildings Perspective from Spatial Fault Tolerance

Qi Kun, Zhai Weixin, Hu Yi’na, Hu Tao, Yang Mengke, Cheng Chengqi. A Grid-Based Identification Code for Buildings: Perspective from Spatial Fault Tolerance[C]. proceedings of the IGARSS 2018-2018 IEEE International Geoscience and Remote Sensing Symposium(IGARSS), 2018. IEEE.

多尺度空间填充曲线空间连续性研究

翟卫欣, 陈波, 童晓冲, 程承旗. 多尺度空间填充曲线空间连续性研究 [J]. 北京大学学报 (自然科学版), 2018, 54(2): 331-335.

中国 PM_ (2.5) 污染空间分布的社会经济影响因素分析

段杰雄, 翟卫欣, 程承旗, 陈波. 中国 PM_ (2.5) 污染空间分布的社会经济影响因素分析 [J]. 环境科学, 2018, 39(5): 2498-2504.

Hyperspectral analysis of objects under shadow conditions based on field reflectance measurements

Zhai Weixin, Zhang Wei, Chen Bo, Cheng Chengqi. Hyperspectral analysis of objects under shadow conditions based on field reflectance measurements [J]. Applied Optics, 2019, 58(17): 4797-4805.

A Low-Altitude Flight Conflict Detection Algorithm Based on a Multilevel Grid Spatiotemporal Index

Miao Shuangxi, Cheng Chengqi, Zhai Weixin, Ren Fuhu, Zhang Bo, Li Shuang, Zhang Junxiao, Zhang Huangchuang. A Low-Altitude Flight Conflict Detection Algorithm Based on a Multilevel Grid Spatiotemporal Index [J]. ISPRS International Journal of Geo-Information, 2019, 8(6): 289.

Collision Detection for UAVs Based on GeoSOT-3D Grids

Zhai Weixin, Tong Xiaochong, Miao Shuangxi, Cheng Chengqi, Ren Fuhu. Collision Detection for UAVs Based on GeoSOT-3D Grids [J]. ISPRS International Journal of Geo-Information, 2019, 8(7): 299.

基于Landsat影像的雄安新区2014～2018年土地利用变化检测

翟卫欣, 程承旗, 陈波. 基于Landsat影像的雄安新区2014～2018年土地利用变化检测 [J]. 地理信息世界, 2019, 26(4): 38-43.

Identifying Shrinking Cities with NPP-VIIRS Nightlight_ Data in China

Jiang Zhidian, Zhai Weixin, Meng Xiangfeng, Long Ying. Identifying Shrinking Cities with NPP-VIIRS Nightlight Data in China [J]. Journal of Urban Planning and Development, 2020, 146(4): 04020034.

A long short-term memory approach to predicting air quality based on social media data

Zhai Weixin, Cheng Chengqi. A long short-term memory approach to predicting air quality based on social media data [J]. Atmospheric Environment, 2020: 117411.

基于U-net神经网络模型的PM2.5逐小时浓度值预测模型

李燚航, 翟卫欣, 颜寒祺, 朱道也, 童晓冲, 程承旗. 基于U-net神经网络模型的PM_2.5逐小时浓度值预测模型 [J]. 北京大学学报（自然科学版）, 2020, 56(5): 796-804.

Evaluation of Luojia 1-01 Nighttime Light Imagery for Built-Up Urban Area Extraction A Case Study of 16 Cities in China

Zhai Weixin, Han Bing, Cheng Chengqi. Evaluation of Luojia 1–01 Nighttime Light Imagery for Built-Up Urban Area Extraction: A Case Study of 16 Cities in China [J]. IEEE Geoscience and Remote Sensing Letters, 2020, 17(10): 1802-1806.

Crowd Detection in Mass Gatherings Based on Social Media Data A Case Study of the 2014 Shanghai New Years Eve Stampede

Duan Jiexiong, Zhai Weixin, Cheng Chengqi. Crowd Detection in Mass Gatherings Based on Social Media Data: A Case Study of the 2014 Shanghai New Year’s Eve Stampede [J]. International journal of environmental research and public health, 2020, 17(22): 8640.

Multiscale Spatial Polygonal Object Granularity Factor Matching Method Based on BPNN

Zhu Daoye, Cheng Chengqi, Zhai Weixin, Li Yihang, Li Shizhong, Chen Bo. Multiscale Spatial Polygonal Object Granularity Factor Matching Method Based on BPNN [J]. ISPRS International Journal of Geo-Information, 2021, 10(2): 75.

Multiscale Spatial Polygonal Object Granularity Factor Matching Method Based on BPNN

Zhu Daoye, Cheng Chengqi, Zhai Weixin, Li Yihang, Li Shizhong, Chen Bo. Multiscale spatial polygonal object granularity factor matching method based on BPNN[J]. ISPRS International Journal of Geo-Information, 2021, 10(2): 75.

A low-altitude public air route network for UAV management constructed by global subdivision grids

Zhai Weixin, Han Bing, Li Dong, Duan Jiexiong, Cheng Chengqi. A low-altitude public air route network for UAV management constructed by global subdivision grids [J]. PLOS ONE, 2021, 16(4): e0249680.

Patterns of Nighttime Crowd Flows in Tourism Cities Based on Taxi Data—Take Haikou Prefecture as an Example

Han Bing, Zhu Daoye, Cheng Chengqi, Pan Jiawen, Zhai Weixin. Patterns of Nighttime Crowd Flows in Tourism Cities Based on Taxi Data—Take Haikou Prefecture as an Example[J]. Remote Sensing, 2022, 14(6): 1413.

基于北斗的农机作业大数据系统构建

吴才聪, 陈瑛, 杨卫中, 杨丽丽, 乔鹏, 马钦, 翟卫欣, 李冬, 张晓强, 万传峰, 李光远, 黄嘉华, 田伟泽, 范雪枫, 谈陆军, 苏春华. 基于北斗的农机作业大数据系统构建[J]. 农业工程学报, 2022, 38(5):1-8.

Satellite monitoring of shrinking cities on the globe and containment solutions

Zhai Weixin, Jiang Zhidian, Meng Xiangfeng, Zhang Xiaoling, Zhao Mengxue, Long Ying. Satellite monitoring of shrinking cities on the globe and containment solutions[J]. iScience, 2022: 104411.

Behavior recognition and fuel consumption prediction of tractor sowing operations using smartphone

Yang Lili, Tian Weize, Zhai Weixin, Wang Xinxin, Chen Zhibo, Wen Long, Xu Yuanyuan, Wu Caicong.Behavior recognition and fuel consumption prediction of tractor sowing operations using smartphone.Int J Agric & Biol Eng, 2022; 15(4): 154–162.

基于多元振荡黏菌算法的田路分割模型参数优化方法

翟卫欣, 潘家文, 兰玉彬, 吴才聪. 基于多元振荡黏菌算法的田路分割模型参数优化方法[J]. 农业工程学报，2022，38(18)：176-183.

拖拉机自动导航变曲度路径跟踪控制方法研究

吴才聪，吴思贤，文龙，陈智博，杨卫中，翟卫欣. 拖拉机自动导航变曲度路径跟踪控制方法研究[J]. 农业工程学报，2022，38(21)：1-7.

面向无人驾驶农机的高精度农田地图构建

赵欣，王万里，董靓，徐媛媛，王科，翟卫欣，吴才聪.面向无人驾驶农机的高精度农田地图构建[J]. 农业工程学报，2022，38(增)：1-7.

China’s agricultural machinery operation big data system

Wu Caicong, Li Dong, Zhang Xiaoqiang, Pan Jiawen, Quan Lei, Yang Lili, Yang Weizhong, Ma Qin, Su Chunhua, Zhai Weixin.China’s agricultural machinery operation big data system.Computers and Electronics in Agriculture,Volume 205,2023,107594.

DR-XGBoost: An XGBoost model for field-road segmentation based on dual feature extraction and recursive feature elimination

Xiao Yuzhen, Mo Guozhao, Xiong Xiya, Pan Jiawen, Hu Bingbing, Wu Caicong, Zhai Weixin. DR-XGBoost: An XGBoost model for field-road segmentation based on dual feature extraction and recursive feature elimination. Int J Agric & Biol Eng, 2023; 16(3): 169–179.

Discovering spatiotemporal characteristics of the trans-regional harvesting operation using big data of GNSS trajectories in China

Li Dong, Liu Xin, Zhou Kun, Sun Ruizhi, Wang Chutian, Zhai Weixin, Wu Caicong. Discovering spatiotemporal characteristics of the trans-regional harvesting operation using big data of GNSS trajectories in China. Computers and Electronics in Agriculture, Volume 211,2023,108003.

GAN-BiLSTM network for field-road classification on imbalanced GNSS recordings

Zhai Weixin, Mo Guozhao, Xiao Yuzhen, Xiong Xiya, Wu Caicong, Zhang Xiaoqiang, Xu Zhi, Pan Jiawen. GAN-BiLSTM network for field-road classification on imbalanced GNSS recordings. Computers and Electronics in Agriculture, Volume 216,2024,108457.

Application note: evaluation of the Gini coefcient at the county level in mainland China based on Luojia 1-01 nighttime light images

Hu Banshao, Zhai Weixin, Li Dong, Tang Junqing. Application note: evaluation of the Gini coefcient at the county level in mainland China based on Luojia 1-01 nighttime light images. Computational Urban Science, 2024, 4(1): 1.

A Bagging-SVM field-road trajectory classification model based on feature enhancement

Zhai Weixin, Xiong Xiya, Mo Guozhao, Xiao Yuzhen, Wu Caicong, Xu Zhi, Pan Jiawen. A Bagging-SVM field-road trajectory classification model based on feature enhancement. Computers and Electronics in Agriculture, Volume 217, 2024, 108635.

Reconstruction of missing points in agricultural machinery trajectory based on bidirectional adjacent information

Zhai Weixin, Kuang Xinran, Cheng Xiaoyu, Pan Jiawen, Wu Caicong. Reconstruction of missing points in agricultural machinery trajectory based on bidirectional adjacent information. Computers and Electronics in Agriculture, Volume 220, 2024, 108920.

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