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
自动化研究所 [8]
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长春光学精密机械与物... [1]
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OAI收割 [14]
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期刊论文 [10]
会议论文 [2]
学位论文 [2]
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2022 [1]
2021 [2]
2020 [1]
2019 [2]
2018 [1]
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学科主题
Computer S... [1]
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COVID-19 Vaccine Tweets After Vaccine Rollout: Sentiment-Based Topic Modeling
期刊论文
OAI收割
JOURNAL OF MEDICAL INTERNET RESEARCH, 2022, 卷号: 24, 期号: 2, 页码: 14
作者:
Huangfu, Luwen
;
Mo, Yiwen
;
Zhang, Peijie
;
Zeng, Daniel Dajun
;
He, Saike
  |  
收藏
  |  
浏览/下载:31/0
  |  
提交时间:2022/06/06
COVID-19
COVID-19 vaccine
sentiment evolution
topic modeling
social media
text mining
Bert-Based Latent Semantic Analysis (Bert-LSA): A Case Study on Geospatial Data Technology and Application Trend Analysis
期刊论文
OAI收割
APPLIED SCIENCES-BASEL, 2021, 卷号: 11, 期号: 24, 页码: 13
作者:
Cheng, Quanying
;
Zhu, Yunqiang
;
Song, Jia
;
Zeng, Hongyun
;
Wang, Shu
  |  
收藏
  |  
浏览/下载:20/0
  |  
提交时间:2022/09/21
trend analysis
topic modeling
Bert
geospatial data technology and application
Bert-Based Latent Semantic Analysis (Bert-LSA): A Case Study on Geospatial Data Technology and Application Trend Analysis
期刊论文
OAI收割
APPLIED SCIENCES-BASEL, 2021, 卷号: 11, 期号: 24, 页码: 13
作者:
Cheng, Quanying
;
Zhu, Yunqiang
;
Song, Jia
;
Zeng, Hongyun
;
Wang, Shu
  |  
收藏
  |  
浏览/下载:27/0
  |  
提交时间:2022/09/21
trend analysis
topic modeling
Bert
geospatial data technology and application
Exploring Evolution of Public Opinions on Tianya Club Using Dynamic Topic Models
期刊论文
OAI收割
Journal of Systems Science and Information, 2020, 卷号: 8, 期号: 4, 页码: 309-324
作者:
Yan Zhihua
;
Tang Xijin
  |  
收藏
  |  
浏览/下载:15/0
  |  
提交时间:2021/01/14
topic modeling
dynamic topic models
text mining
topic evolution
AMiner: Search and Mining of Academic Social Networks
期刊论文
OAI收割
Data Intelligence, 2019, 卷号: 1, 期号: 1, 页码: 58-76
作者:
Huaiyu Wan
;
Yutao Zhang
;
Jing Zhang
;
Jie Tang
  |  
收藏
  |  
浏览/下载:30/0
  |  
提交时间:2021/04/30
Academic Social Networks
Profile Extraction
Name Disambiguation
Topic Modeling
Expertise Search
Network Mining
Topic representation: Finding more representative words in topic models
期刊论文
OAI收割
Pattern Recognition Letters, 2019, 卷号: 123, 页码: 53-60
作者:
J.J.Chi
;
J.H.Ouyang
;
C.C.Li
;
X.Y.Dong
;
X.M.Li
  |  
收藏
  |  
浏览/下载:46/0
  |  
提交时间:2020/08/24
Topic modeling,Topic representation,Topical word representation,Reranking methodology,Computer Science
Identifying Objective and Subjective Words via Topic Modeling
期刊论文
OAI收割
IEEE TRANSACTIONS ON NEURAL NETWORKS AND LEARNING SYSTEMS, 2018, 卷号: 29, 期号: 3, 页码: 718-730
作者:
Wang, Hanqi
;
Wu, Fei
;
Lu, Weiming
;
Yang, Yi
;
Li, Xi
  |  
收藏
  |  
浏览/下载:53/0
  |  
提交时间:2018/12/11
Latent Dirichlet Allocation (Lda)
Latent Variable Model
Supervised Learning
Topic Modeling
An Enhanced Topic Modeling Approach to Multiple Stance Detection
会议论文
OAI收割
Singapore, Singapore, November 6–10, 2017
作者:
Lin, Junjie
;
Mao, Wenji
;
Zhang, Yuhao
  |  
收藏
  |  
浏览/下载:28/0
  |  
提交时间:2018/06/03
Multiple Stance Identification
Topic Modeling
Constrained Nonnegative Matrix Factorization
Identifying Topics for E-Cigarette User-Generated Contents: A Case Study From Multiple Social Media Platforms
期刊论文
OAI收割
JOURNAL OF MEDICAL INTERNET RESEARCH, 2017, 卷号: 19, 期号: 1, 页码: 194-209
作者:
Zhan, Yongcheng
;
Liu, Ruoran
;
Li, Qiudan
;
Leischow, Scott James
;
Zeng, Daniel Dajun
收藏
  |  
浏览/下载:65/0
  |  
提交时间:2017/05/05
electronic cigarettes
topic modeling
Latent Dirichlet Allocation
social media
infodemiology
Enriching one-class collaborative filtering with content information from social media
期刊论文
OAI收割
MULTIMEDIA SYSTEMS, 2016, 卷号: 22, 期号: 1, 页码: 51-62
作者:
Yuan, Ting
;
Cheng, Jian
;
Zhang, Xi
;
Liu, Qinshan
;
Lu, Hanqing
收藏
  |  
浏览/下载:25/0
  |  
提交时间:2016/03/19
One-Class Collaborative Filtering
Recommender system
Topic modeling
Social media