DEIM Forum 2016 F1-6 603-8047 755-8611 2-16-1 E-mail: {i1458085,kawai}@cc.kyoto-su.ac.jp, {g1244758,g1344270,akiyama}@cse.kyoto-su.ac.jp, y.wang@yamaguchi-u.ac.jp Web Web 1. Twitter 1 Forsquare 2 SNS Web [1] SNS [2] Web 1 https://twitter.com/ 2 https://ja.foursquare.com/ Web Web Web Web 2 Web 4 5 6
1 2. 1 Web Web Web Twitter Web Web 2 Web Web Web Web URL Web Web 2 Web 3. 3. 1 Twitter Developers Streaming API 1 2 Google Place API vervion 3 1 lm 1 https://developers.google.com/place/
Web l=5 id URL 3. 2 t d n t i m ( ) i 1 1 n 1 + e x m i=1 (1) m t x i DF x = i (2) t 3. 3 Web Web Web URL Web 3. 4 Web 3.3 Web Web 3.1 Streaming API 3.2 Web Web Web DB Web 3. 5 k 3.2 2 DF DF n n d(p, q) = (p 1 q 1) 2 + (p 2 q 2) 2 +... + (p n q n) 2 { j where {c j } = max{c 1,..., c k } = reject where {c i,..., c j } = max{c 1,..., c k } k j j 3. 6 TF-IDF i TF = i DF = 4. 2015 7 13 2015 12 17 Twitter Developers Streaming API
1 1 2 2 LUCUA 34.703289 135.496242 d = 200m 35.6290692 139.8829573 d = 800m (2015 10 ) (2015 8 ) 6-9 ( ) 847 6-9 ( ) 965 9-12 ( ) 1007 9-12 ( ) 1745 12-15 ( ) 1209 12-15 ( ) 1538 15-18 ( ) 1496 15-18 ( ) 1518 18-21 ( ) 1734 18-21 ( ) 1498 21-24 ( ) 1073 21-24 ( ) 1144 3 LUCUA 10F 9F 1F 8F B1F 3 14 dm LUCUA 200m, 800m 2015 10 2015 8 ( 1 2), LUCUA ( 3 3) 20 13 1 2 3 0 4. 1 30 (6-9 9-12 ) (9-12 12-15 ) (12-15 15-18 ) (15-18 18-21 ) (18-21 21-24 ) 1(LUCUA) 4 1F 6-9 9-12 0.4 9-12 12-15 12-15 15-18 9F 10F 0.4 (12-15 ) (18-21 ) 6-9 5 6 (1) (9) 0.4 0.2 LUCUA (6-9 12-15 ) (6-9 18-21 ) (6-9 21-24 ) (12-15 18-21 ) (12-15 21-24 ) LUCUA 7 9F 10F 0.3 8 9 (1) (9) (2) LUCUA 4
4 spearman (LU- CUA) 7 spearman (LUCUA) 8 spearman (TDL(1) (7)) 5 spearman (TDL(1) (7)) 9 spearman (TDL(8) (14)) 6 spearman (TDL(8) (14)) (1 8 ) 5 LUCUA LUCUA (3) (12-15 15-18 ) LUCUA
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2 Takemura [14] Twitter Twitter Yahoo! [15] SVM [16] QA QA [17] Web QA Web Web 6. Web Web [ ] SCOPE ICT JSPS (B) (26280042) (C) (15K00162) [1] Shingo Tajima, Taketoshi Ushiama: A Method for Composing Ad-hoc Following Networks on Twitter for Sharing Information among Event Participants, International Journal of ADADA, Vol. 17, No. 4, pp. 199-124, 2014. [2] Kenta Oku, Koki Ueno and Fumio Hattori: Mapping Geotagged Tweets to Tourist Spots for Recommender Systems, In Proc. of 2014 IIAI 3rd International Conference on Advanced Applied Informatics (IIAI 2014), pp.789-794, 2014. [3] Yuanyuan Wang, Gouki Yasui, Yuji Hosokawa, Yukiko Kawai, Toyokazu Akiyama and Kazutoshi Sumiya: TWin- Chat: A Twitter and Web User Interactive Chat System, In Proc. of the 23rd ACM International Conference on Information and Knowledge Management (CIKM 2014), pp. 2045-2047, 2014. [4] Vol. 28 No. 4 pp. 196-205 2011 [5] Yutaka Arakawa, Shigeaki Tagashira and Akira Fukuda: Relationship Analysis between User s Contexts and Real InputWords through Twitter, IEEE Globecom 2010 Workshop on Ubiquitous Computing and Networks(UbiCoNet 2010), pp.1813-1817, 2010. [6] Shuhei Yamamoto and Tetsuji Satoh: Two Phase Extraction Method for Multi-label Classication of Real Life Tweets, In Proc. of the 15th International Conference on Information Integration and Web-based Applications & Services (iiwas 2013), pp. 16-25, 2013. [7] Shuhei Yamamoto and Tetsuji Satoh: Two Phase Extraction Method for Extracting Real Life Tweets using LDA, In Proc. of the 15th Asia-Pacific Web Conference (APWeb 2013), Lecture Notes in Computer Science 7808, pp. 340-347, 2013. [8] Takeshi Sakaki Makoto Okazaki and Yutaka Matsuo: Earthquake Shakes Twitter Users: Real-time Event Detection by Social Sensors, In Proc of the International World Wide Web Conference (WWW 2010) pp 851-860 2010. [9] Yuto Yamaguchi, Toshiyuki Amagasa, Hiroyuki Kitagawa and Yohei Ikawa: Online User Location Inference Exploiting Spatiotemporal Correlations in Social Streams, In Proc. of he 23rd ACM International Conference on Information and Knowledge Management (CIKM 2014), pp. 1139-1148, 2014. [10] Jeffrey Nichols, Jalal Mahmud and Clemens Drews: Summarizing Sporting Events Using Twitter. In Proc. of the 2012 ACM International Conference on Intelligent User Interfaces (IUI 2012), pp. 189-198, 2012. [11] S. S. Ribeiro, C. A. Davis, D. R. R. Oliveira, W. Meira, T. S. Goncalves and G. L. Pappa: Traffic Observatory: A System to Detect and Locate Traffic Events and Conditions Using Twitter. In Proc. of the 5th ACM SIGSPATIAL International Workshop on Location-Based Social Networks (LBSN 2012), pp. 5-11, 2012. [12] Yusuke Nakaji and Keiji Yanai: Visualization of Real World Events with Geotagged Tweet Photos In Proc of IEEE ICME Workshop on Social Media Computing (SMC 2012) pp. 272-277, 2012. [13] Takamu Kaneko and Keiji Yanai: Visual Event Mining from Geo-tweet Photos, IEEE ICME Workshop on Social Multimedia Research (SMMR 2013), pp. 1-6, 2013. [14] Hikaru Takemura and Keishi Tajima: Tweet Classification Based on Their Lifetime Duration, In Proc. of the 21st ACM International Conference on Information and Knowledge Management (CIKM 2012), pp. 2367-2370, 2012. [15] QA NLP 2 2007 [16] Daisuke Kobayashi and Naohiro Matsumura: Automatic Gender Estimation of Bloggers Gender, In Proc. of International Conference on Weblogs and Social Media (ICWSM 2007), pp. 279-280, 2007. [17] Web 1 (DEIM Forum 2009) C4-6 2009