中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
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CAS IR Grid
机构
软件研究所 [11]
自动化研究所 [6]
地理科学与资源研究所 [5]
计算技术研究所 [5]
文献情报中心 [4]
深圳先进技术研究院 [3]
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OAI收割 [47]
iSwitch采集 [1]
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期刊论文 [34]
会议论文 [10]
学位论文 [4]
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2023 [1]
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2021 [2]
2020 [5]
2019 [6]
2018 [2]
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Computer S... [2]
信息组织与服务 [2]
情报研究::情报研究... [2]
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Spatio-temporal difference analysis in climate change topics and sentiment orientation: Based on LDA and BiLSTM model
期刊论文
OAI收割
RESOURCES CONSERVATION AND RECYCLING, 2023, 卷号: 188, 页码: 15
作者:
Wu, Meifen
;
Long, Ruyin
;
Chen, Feiyu
;
Chen, Hong
;
Bai, Yun
  |  
收藏
  |  
浏览/下载:20/0
  |  
提交时间:2023/02/07
Climate change
Sentiment analysis
Spatio-temporal difference analysis
Text mining
Sina Weibo
Are we working on the safety of UAVs? An LDA-based study of UAV safety technology trends
期刊论文
OAI收割
SAFETY SCIENCE, 2022, 卷号: 152
作者:
Mu, Di
;
Yue, Chaolong
;
Chen, An
  |  
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2023/05/30
Unmanned Aerial Vehicle
Safety science
Mechanical accident
Latent Dirichlet Allocation
Qualitative analysis
Identifying environmental and health threats in unconventional oil and gas violations: evidence from Pennsylvania compliance reports
期刊论文
OAI收割
ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH, 2021, 页码: 15
作者:
Bi, Dan
;
Guo, Ju-E
;
Zhao, Erlong
;
Sun, Shaolong
;
Wang, Shouyang
  |  
收藏
  |  
浏览/下载:58/0
  |  
提交时间:2022/04/02
Unconventional oil and gas
Text mining
LDA
Environmental violation
Decision tree
Environment pollution
Trip Purposes Mining From Mobile Signaling Data
期刊论文
OAI收割
IEEE TRANSACTIONS ON INTELLIGENT TRANSPORTATION SYSTEMS, 2021, 卷号: 99, 期号: 99, 页码: 13
作者:
Li, Zhishuai
;
Xiong, Gang
;
Wei, Zebing
;
Zhang, Yu
;
Zheng, Meng
  |  
收藏
  |  
浏览/下载:17/0
  |  
提交时间:2022/01/27
Cellular networks
Trajectory
Semantics
Unsupervised learning
Supervised learning
Resource management
Public transportation
Trip purpose inference
cellular network data
latent Dirichlet allocation
travel behavior
big data
Twitter Discussions and Emotions About the COVID-19 Pandemic: Machine Learning Approach
期刊论文
OAI收割
JOURNAL OF MEDICAL INTERNET RESEARCH, 2020, 卷号: 22, 期号: 11, 页码: 14
作者:
  |  
收藏
  |  
浏览/下载:40/0
  |  
提交时间:2021/03/01
machine learning
Twitter data
COVID-19
infodemic
infodemiology
infoveillance
public discussion
public sentiment
Twitter
social media
virus
基于LDA主题模型的维吾尔语无监督词义消歧
期刊论文
OAI收割
厦门大学学报(自然科学版), 2020, 卷号: 59, 期号: 2, 页码: 198-205
作者:
袁扬
;
李晓
;
杨雅婷
  |  
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2020/04/16
维吾尔语
无监督词义消歧
主题模型
语义相似度
同义词
Perceiving Beijing & x2019;s & x201C;City Image & x201D; Across Different Groups Based on Geotagged Social Media Data
期刊论文
OAI收割
IEEE ACCESS, 2020, 卷号: 8, 页码: 93868-93881
作者:
Peng, Xia
;
Bao, Yi
;
Huang, Zhou
  |  
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2021/07/09
Urban areas
Social network services
Cultural differences
Big Data
Radio spectrum management
Text analysis
City image
geotagged data
hotspots
social media
text analysis
Identifying the influential factors of commodity futures prices through a new text mining approach
期刊论文
OAI收割
QUANTITATIVE FINANCE, 2020, 卷号: 20, 期号: 12, 页码: 1967-1981
作者:
Li, Jianping
;
Li, Guowen
;
Zhu, Xiaoqian
;
Yao, Yanzhen
  |  
收藏
  |  
浏览/下载:12/0
  |  
提交时间:2021/01/16
Perceiving Beijing & x2019;s & x201C;City Image & x201D; Across Different Groups Based on Geotagged Social Media Data
期刊论文
OAI收割
IEEE ACCESS, 2020, 卷号: 8, 页码: 93868-93881
作者:
Peng, Xia
;
Bao, Yi
;
Huang, Zhou
  |  
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2021/07/09
Urban areas
Social network services
Cultural differences
Big Data
Radio spectrum management
Text analysis
City image
geotagged data
hotspots
social media
text analysis
Representation learning in intraoperative vital signs for heart failure risk prediction
期刊论文
OAI收割
BMC MEDICAL INFORMATICS AND DECISION MAKING, 2019, 卷号: 19, 期号: 1, 页码: 15
作者:
Chen, Yuwen
;
Qi, Baolian
  |  
收藏
  |  
浏览/下载:16/0
  |  
提交时间:2020/08/24
Heart failure
Perioperative period
Machine learning