引用本文:皮婧文,王海燕,吴保国.基于LDA模型的大兴区都市农业发展方向研究[J].农业科研经济管理,2020,(4):43-47
【打印本页】   【下载PDF全文】   查看/发表评论  【EndNote】   【RefMan】   【BibTex】
←前一篇|后一篇→ 过刊浏览    高级检索
本文已被:浏览 5次   下载 4 本文二维码信息
码上扫一扫!
分享到: 微信 更多
基于LDA模型的大兴区都市农业发展方向研究
皮婧文1,2,王海燕1,2,吴保国1,2
1.北京林业大学信息学院,北京100083;2.国家林业草原林业智能信息处理工程技术研究中心,北京100083
摘要:
在全面实现农业现代化的冲刺阶段,大兴区都市农业的发展对于区域实现农业现代化具有重要影响。文章首先从大兴区都市农业发展的现状、遇到的问题、面临的机遇展开分析; 然后运用LDA主题模型对北京大兴野生动物园的游客评论进行主题分类,并根据实验结果探索大兴区都市农业三产融合的发展方向; 最后从优化大兴区传统农业结构、深度开发农耕文化和完善“大兴旅游”APP三个角度提出发展对策。
关键词:  都市农业发展方向LDA主题模型
DOI:
分类号:
基金项目:
RESEARCH ON THE DEVELOPMENT STATUS OF URBAN AGRICULTURE IN DAXING DISTRICT BASED ON LDA MODEL
Pi Jingwen1,2, Wang Haiyan1,2, Wu Baoguo1,2
1.School of Information Science & Technology, Beijing Forestry University, Beijing 100083, China;2.Engineering Research Center for Forestryoriented Intelligent Information Processing of National Forestry and Grassland Administration, Beijing 100083, China
Abstract:
In the sprint to fully realize agricultural modernization, the development of urban agriculture in Daxing district plays an important role in realizing regional agricultural modernization. The development status of urban agriculture in Daxing district was mainly analyzed from three aspects: facility agriculture, planting industry and leisure agriculture sightseeing park. The research on the integrated development of the primary, secondary and tertiary industries in agriculture mainly used the LDA topic model to analyze tourists′ comments on the "Beijing Daxing wildlife park". After comprehensive analysis, a new development model of urban agriculture in Daxing district was proposed to improve the status quo of traditional urban agriculture in Daxing district.
Key words:  urban agriculture; development status; LDA topic model