Filters








23 Hits in 5.3 sec

Anomaly, event, and fraud detection in large network datasets

Leman Akoglu, Christos Faloutsos
2013 Proceedings of the sixth ACM international conference on Web search and data mining - WSDM '13  
As a key contribution, we provide a thorough exploration of both data mining and machine learning algorithms for these detection tasks.  ...  We focus on the scalability and effectiveness aspects of the methods, and highlight results on crucial real-world applications, including accounting fraud and opinion spam detection.  ...  WSDM '13, February 4-8, 2013 , Rome, Italy. ACM 978-1-4503-1869-3/13/02. multi-dimensional data points.  ... 
doi:10.1145/2433396.2433496 dblp:conf/wsdm/AkogluF13 fatcat:i7m6c3g7j5agvnova3javx3aly

Search and exploration of X-Rated information (SEXI 2013)

Vanessa Murdock, Charles L.A. Clarke, Jaap Kamps, Jussi Karlgren
2013 Proceedings of the sixth ACM international conference on Web search and data mining - WSDM '13  
The workshop on Search and Exploration of X-Rated Information (SEXI) addresses these issues for information access tasks related to adult content.  ...  Adult content is pervasive on the Web, has been a driving factor in the adoption of the Internet medium.  ...  WSDM'13, February 4-8, 2013, Rome, Italy. ACM 978-1-4503-1869-3/13/02.  ... 
doi:10.1145/2433396.2433507 dblp:conf/wsdm/MurdockCKK13 fatcat:ejclruqy7bdsrnrjlxrdkgaqi4

Web usage mining for enhancing search-result delivery and helping users to find interesting web content

Ida Mele
2013 Proceedings of the sixth ACM international conference on Web search and data mining - WSDM '13  
Web usage mining is the application of data mining techniques to the data generated by the interactions of users with web servers.  ...  Our research focuses on two important issues: improving search-engine performance through static caching of search results, and helping users to find interesting web pages by recommending news articles  ...  WSDM'13, February 4-8, 2013, Rome, Italy. Copyright 2013 ACM 978-1-4503-1869-3/13/02 ...$15.00.  ... 
doi:10.1145/2433396.2433493 dblp:conf/wsdm/Mele13 fatcat:yqw3qdiysvgoxjk7gucp2sutz4

On the quest of discovering cultural trails in social media

Ruth Olimpia Garcia Gavilanes
2013 Proceedings of the sixth ACM international conference on Web search and data mining - WSDM '13  
data from the Web.  ...  By carrying out several experiments on large-scale data from the Web, we propose to combine theoretical concepts of culture with information technology techniques to process, analyze, model and interpret  ...  Ricardo Baeza-Yates and Dr. Alejandro Jaimes. WSDM'13, February 4-8, 2013, Rome, Italy. Copyright 2013 ACM 978-1-4503-1869-3/13/02 ...$15.00.  ... 
doi:10.1145/2433396.2433490 dblp:conf/wsdm/Gavilanes13 fatcat:5bxson3h2ncvpfmtuou3r2pr7y

On the prediction of popularity of trends and hits for user generated videos

Flavio Figueiredo
2013 Proceedings of the sixth ACM international conference on Web search and data mining - WSDM '13  
Motivated by the large adoption of video sharing on the Web 2.0, the objective of our work is to understand and predict popularity trends (e.g, will a video be viral?)  ...  User generated content (UGC) has emerged as the predominant form of media publishing on the Web 2.0.  ...  To copy otherwise, to republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. WSDM '13, February 4-8, 2013 , Rome, Italy.  ... 
doi:10.1145/2433396.2433489 dblp:conf/wsdm/Figueiredo13 fatcat:pbbi5rswlvg77dqhomhp7e2gru

Optimizing parallel algorithms for all pairs similarity search

Maha Ahmed Alabduljalil, Xun Tang, Tao Yang
2013 Proceedings of the sixth ACM international conference on Web search and data mining - WSDM '13  
All pairs similarity search is used in many web search and data mining applications.  ...  Second, PSS executes comparison tasks in parallel, each using a hybrid data structure that combines the advantages of forward and inverted indexing.  ...  Acknowledgment We thank Alexandra Potapova and Paul Weakliem for their help in data processing and the anonymous referees for their thorough comments.  ... 
doi:10.1145/2433396.2433422 dblp:conf/wsdm/AlabduljalilTY13 fatcat:ishunkaopfcatmpvoothibwuqi

Learning to rank for spatiotemporal search

Blake Shaw, Jon Shea, Siddhartha Sinha, Andrew Hogue
2013 Proceedings of the sixth ACM international conference on Web search and data mining - WSDM '13  
search based on distance and popularity.  ...  We propose a novel spatial search algorithm that infers a user's location by combining aggregate signals mined from billions of foursquare check-ins with real-time contextual information.  ...  To copy otherwise, to republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. WSDM '13, February 4-8, 2012 , Rome, Italy.  ... 
doi:10.1145/2433396.2433485 dblp:conf/wsdm/ShawSSH13 fatcat:v2osaczvarbgpblcq5kbgonwmm

GOP primary season on twitter

Yelena Mejova, Padmini Srinivasan, Bob Boynton
2013 Proceedings of the sixth ACM international conference on Web search and data mining - WSDM '13  
What exactly do people say on these sites, and how useful is this data in estimating political popularity?  ...  We show this largely negative rhetoric to be laced with sarcasm and humor and dominated by a small portion of users.  ...  WSDM'13, February 4-8, 2012, Rome, Italy. Copyright 2013 ACM 978-1-4503-1869-3/13/02 ...$15.00.  ... 
doi:10.1145/2433396.2433463 dblp:conf/wsdm/MejovaSB13 fatcat:bbcgtviabnhbdgo5qdm5xelryi

Mining the web to predict future events

Kira Radinsky, Eric Horvitz
2013 Proceedings of the sixth ACM international conference on Web search and data mining - WSDM '13  
We provide details of methods and studies, including the automated extraction and generalization of sequences of events from news corpora and multiple web resources.  ...  We evaluate the predictive power of the approach on real-world events withheld from the system.  ...  WSDM'13, February 4-8, 2012, Rome, Italy. Copyright 2013 ACM 978-1-4503-1869-3/13/02 ...$15.00. Figure 1 : 1 Example of likelihood of cholera rising after a drought followed by storms in Angola.  ... 
doi:10.1145/2433396.2433431 dblp:conf/wsdm/RadinskyH13 fatcat:6z4nbmfmi5g3biaw6cxfmvyxfm

Patent partner recommendation in enterprise social networks

Sen Wu, Jimeng Sun, Jie Tang
2013 Proceedings of the sixth ACM international conference on Web search and data mining - WSDM '13  
We evaluate our proposed model on large enterprise patent networks.  ...  We also demonstrate the effectiveness and efficiency of the interactive learning, which performs almost as well as offline re-training, but with only 1 percent of the running time.  ...  The work is supported by the National Basic Research Program of China (No. 2011CB302302), Natural Science Foundation of China (No. 61222212, No. 61073073) , and a fund for Fast Sharing of Science Paper  ... 
doi:10.1145/2433396.2433404 dblp:conf/wsdm/WuST13 fatcat:lfmxlk3fqbhbri7vovil5wk4ja

Personalizing atypical web search sessions

Carsten Eickhoff, Kevyn Collins-Thompson, Paul N. Bennett, Susan Dumais
2013 Proceedings of the sixth ACM international conference on Web search and data mining - WSDM '13  
The proposed method is evaluated based on Web-scale search session data spanning several months of user activity.  ...  We demonstrate significant improvements over stateof-the-art Web search personalization techniques by accounting for the typicality of search sessions.  ...  To copy otherwise, to republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. WSDM '13, February 4-8, 2012 , Rome, Italy.  ... 
doi:10.1145/2433396.2433434 dblp:conf/wsdm/EickhoffCBD13 fatcat:l3l6ojuxljcfzh6h26u52dnita

Estimating content concreteness for finding comprehensible documents

Shinya Tanaka, Adam Jatowt, Makoto P. Kato, Katsumi Tanaka
2013 Proceedings of the sixth ACM international conference on Web search and data mining - WSDM '13  
Relevant web pages are of little utility if they are incomprehensible or impose too much cognitive burden on readers.  ...  Our ultimate goal is to enable comprehension-driven search, which will return both relevant and comprehensible results.  ...  To copy otherwise, to republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. WSDM '13, February 4-8, 2013 , Rome, Italy.  ... 
doi:10.1145/2433396.2433455 dblp:conf/wsdm/TanakaJKT13 fatcat:zuckaxjpxvb7pgaqtbcqpvv6hm

Time-sensitive web image ranking and retrieval via dynamic multi-task regression

Gunhee Kim, Eric P. Xing
2013 Proceedings of the sixth ACM international conference on Web search and data mining - WSDM '13  
engaging and diverse search results according to temporal trends of Web user photos.  ...  Inspired by recently emerging interests on query dynamics in information retrieval research, our time-sensitive image retrieval algorithm can infer users' implicit search intent better and provide more  ...  Acknowledgement: This work is supported by NSF IIS-1115313 and AFOSR FA9550010247.  ... 
doi:10.1145/2433396.2433417 dblp:conf/wsdm/KimX13 fatcat:tobxxwsmbvfi7axjx6d3umiwne

Absence time and user engagement

Georges Dupret, Mounia Lalmas
2013 Proceedings of the sixth ACM international conference on Web search and data mining - WSDM '13  
We demonstrate that the absence time leads to coherent, interpretable results and helps to better understand other metrics commonly used to evaluate user engagement in search.  ...  Widely-used metrics include clickthrough rates, page views and dwell time. Relying solely on these metrics can lead to contradictory if not erroneous conclusions regarding user engagement.  ...  To copy otherwise, to republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. WSDM '13, February 4-8, 2013 , Rome, Italy.  ... 
doi:10.1145/2433396.2433418 dblp:conf/wsdm/DupretL13 fatcat:4tvrc45oe5c5bbgjxd5ej26wj4

Online multi-modal distance learning for scalable multimedia retrieval

Hao Xia, Pengcheng Wu, Steven C.H. Hoi
2013 Proceedings of the sixth ACM international conference on Web search and data mining - WSDM '13  
In this paper, we present a novel online learning framework for learning distance functions on multi-modal data through the combination of multiple kernels.  ...  The definition of distance between any two objects/items on multi-modal data is a key challenge encountered by many real-world applications, including multimedia retrieval.  ...  Acknowledgments This work was in part supported by Singapore MOE Academic tier-1 grant (RG33/11) and Microsoft Research grant.  ... 
doi:10.1145/2433396.2433453 dblp:conf/wsdm/XiaWH13 fatcat:goteksqskzcubpvv6g4j7ivlpe
« Previous Showing results 1 — 15 out of 23 results