PPT - æ°æ®å·¥ç¨ä¸ç¥è¯å·¥ç¨æè²é¨éç¹å®éªå®¤

More documents

Recommendations

Info

Data Garbage or Data Goldmine Can we well address these Big Scientific Challenges in Big Data No Yes Data Garbage Data Goldmine
Topics in this talk Data Complexity • How to represent the data ü Finding the semantic representations Computation Complexity • How to compute with Web scale data ü Bring order to big data! ü Predict the dynamic structure System! ADA System Complexity ü Web Data Engine System!
Page 1 and 2: Big Data: Science or Gimmick! 程
Page 3 and 4: Is Big Data Big Value Predicti
Page 5: Big Challenges Exist in Big Da
Page 9 and 10: Topic Modeling meets Big Data
Page 11 and 12: Sparse and Meaningful Topics • L
Page 13 and 14: Group Sparse Topical Coding Group
Page 15 and 16: Results • Datasets - 20-newsgrou
Page 17 and 18: Short texts are prevalent Uncov
Page 19 and 20: Key idea of our approach • T
Page 21 and 22: Comparison between different models
Page 23 and 24: Evaluation on Baidu Zhidao • Dat
Page 25 and 26: Ranking meets Big Data High com
Page 27 and 28: Top-‐k Learning to Rank Ran
Page 29 and 30: Top-‐k Ranking Framework Top
Page 31 and 32: Problems • Predict the percolati
Page 33 and 34: Challenges in the era of Big Data
Page 35 and 36: Can be useful on Social Networ
Page 37 and 38: Case1: Query the Real People o
Page 39 and 40: Summary • Three ScienAfic Chal

PPT - æ°æ®å·¥ç¨ä¸ç¥è¯å·¥ç¨æè²é¨éç¹å®éªå®¤

Create successful ePaper yourself

Delete template?

Save as template?

PPT - æ°æ®å·¥ç¨ä¸ç¥è¯å·¥ç¨æè²é¨éç¹å®éªå®¤