@incollection{matyas2009,
   author = {Matyas, Christian and Schlieder, Christoph},
   affiliation = {University of Bamberg Laboratory for Semantic Information Technology Feldkirchenstrasse 21 96052 Bamberg Germany},
   title = {A Spatial User Similarity Measure for Geographic Recommender Systems},
   booktitle = {GeoSpatial Semantics},
   series = {Lecture Notes in Computer Science},
   editor = {Janowicz, Krzysztof and Raubal, Martin and Levashkin, Sergei},
   publisher = {Springer Berlin / Heidelberg},
   isbn = {},
   pages = {122-139},
   volume = {5892},
   year = {2009}
}

@inproceedings{Macskassy03asimple,
    author = {Sofus A. Macskassy and Foster Provost},
    title = {A Simple Relational Classifier},
    booktitle = {Proceedings of the Second Workshop on Multi-Relational Data Mining},
    year = {2003},
    pages = {64--76},
    address={Washington DC, USA}
}

@inproceedings{Berjani2010,
 author = {Berjani, Betim and Strufe, Thorsten},
 title = {A recommendation system for spots in location-based online social networks},
 booktitle = {Proceedings of the 4th Workshop on Social Network Systems},
 year = {2011},
 address  = {Salzburg, Austria},
 pages = {1--6},
 numpages = {6},
 keywords = {location-based OSN, online social networks, recommender systems},
} 

@article{chak98,
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  author = {Soumen Chakrabarti and Byron Dom and Piotr Indyk},
  journal = {SIGMOD Rec.},
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  publisher = {ACM Press},
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@INPROCEEDINGS{Lu03link-basedclassification,
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    title = {Link-based Classification Using Labeled and Unlabeled Data},
    booktitle = {Proceedings of the ICML Workshop on The Continuum from Labeled to Unlabeled Data in Machine Learning and Data Mining},
    year = {2003}

}



@inproceedings{ye2011,
 author = {Ye, Mao and Yi, Peifeng and Lee, Wang-Chien and Lee, Dik-Lun},
 title = {Exploiting Geographical Influence for Collaborative Point-of-Interests Recommendation},
 booktitle = {Proceedings of the 34th ACM SIGIR Conference},
 year = {2011},
address = {Beijing, China},
 pages = {325--334}
 } 

@article{cao2010,
 author = {Cao, Xin and Cong, Gao and Jensen, Christian S.},
 title = {Mining significant semantic locations from GPS data},
 journal = {Proceedings of VLDB Endowment},
 issue_date = {September 2010},
 volume = {3},
 issue = {1-2},
 month = {September},
 year = {2010},
 issn = {2150-8097},
 pages = {1009--1020},
 numpages = {12},
 url = {http://portal.acm.org/citation.cfm?id=1920841.1920968},
 acmid = {1920968},
 publisher = {VLDB Endowment},
} 

@inproceedings{zheng2010a,
    author = {Zheng, Vincent W. and Cao, Bin and Zheng, Yu and Xie, Xing and Yang, Qiang},
    booktitle = {AAAI},
    citeulike-article-id = {9243747},
    citeulike-linkout-0 = {http://dblp.uni-trier.de/rec/bibtex/conf/aaai/ZhengCZXY10},
    editor = {Fox, Maria and Poole, David and Fox, Maria and Poole, David},
    keywords = {data, gps, maining, recommender, systems},
    posted-at = {2011-05-03 03:56:51},
    priority = {2},
    publisher = {AAAI Press},
    title = {{Collaborative Filtering Meets Mobile Recommendation: A User-Centered Approach}},
    url = {http://dblp.uni-trier.de/rec/bibtex/conf/aaai/ZhengCZXY10},
    year = {2010}
}

@inproceedings{zheng2010b,
    author = {Zheng, Vincent W. and Zheng, Yu and Xie, Xing and Yang, Qiang},
    booktitle = {Proceedings of the 19th international conference on World Wide Web},
    address = {Raleigh, North Carolina, USA},
    pages = {1029--1038},
    title = {{Collaborative location and activity recommendations with GPS history data}},
    year = {2010}
}

@incollection{takeuchi2006,
    author = {Takeuchi, Yuichiro and Sugimoto, Masanori},
    booktitle = {Ubiquitous Intelligence and Computing },
    chapter = {64},
    citeulike-article-id = {7026553},
    citeulike-linkout-0 = {http://dx.doi.org/10.1007/11833529\_64},
    citeulike-linkout-1 = {http://www.springerlink.com/content/3l282rm6u8278565},
    doi = {10.1007/11833529\_64},
    editor = {Ma, Jianhua and Jin, Hai and Yang, Laurence T. and Tsai, Jeffrey J. P.},
    isbn = {978-3-540-38091-7},
    keywords = {geo, gps, location\_data, recommendation},
    pages = {625--636},
    posted-at = {2010-04-16 16:12:59},
    priority = {2},
    publisher = {Springer Berlin Heidelberg},
    title = {{CityVoyager: An Outdoor Recommendation System Based on User Location History}},
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}

@inproceedings{burbey2008,
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@inproceedings{sandholm2011,
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 year = {2011},
 isbn = {978-1-4503-0625-6},
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 doi = {http://doi.acm.org/10.1145/1961634.1961638},
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 publisher = {ACM},
 keywords = {item-based collaborative filtering, location-based service},
} 

@inproceedings{ye2010,
    author = {Ye, Mao and Yin, Peifeng and Lee, Wang C.},
    booktitle = {Proceedings of the 18th SIGSPATIAL International Conference on Advances in Geographic Information Systems},
    address = {San Jose, California},
    pages = {458--461},
    title = {{Location recommendation for location-based social networks}},
    year = {2010}
}

@inproceedings{prete2010,
 author = {Del Prete, Lucia and Capra, Licia},
 title = {diffeRS: A Mobile Recommender Service},
 booktitle = {Proceedings of the 2010 Eleventh International Conference on Mobile Data Management},
 year = {2010},
 pages = {21--26},
 numpages = {6},
 publisher = {IEEE Computer Society},
 address = {Kansas City, USA},
 } 

@incollection{park2007,
   author = {Park, Moon-Hee and Hong, Jin-Hyuk and Cho, Sung-Bae},
   title = {Location-Based Recommendation System Using Bayesian User's Preference Model in Mobile Devices},
   booktitle = {Ubiquitous Intelligence and Computing},
   series = {Lecture Notes in Computer Science},
   editor = {Indulska, Jadwiga and Ma, Jianhua and Yang, Laurence and Ungerer, Theo and Cao, Jiannong},
   publisher = {Springer Berlin / Heidelberg},
   isbn = {978-3-540-73548-9},
   keyword = {Computer Science},
   pages = {1130-1139},
   volume = {4611},
   year = {2007}
}

@inproceedings{brunato2003,
 author = {Brunato, Mauro and Battiti, Roberto},
 title = {PILGRIM: A Location Broker and Mobility-Aware Recommendation System},
 booktitle = {Proceedings of the First IEEE International Conference on Pervasive Computing and Communications},
 year = {2003},
 isbn = {0-7695-1893-1},
 pages = {265--272},
 address={Fort Worth, USA}
} 

@inproceedings{sandholm2010,
 author = {Sandholm, Thomas and Ung, Hang and Aperjis, Christina and Huberman, Bernardo A.},
 title = {Global budgets for local recommendations},
 booktitle = {Proceedings of the fourth ACM conference on Recommender systems},
 year = {2010},
 pages = {13--20},
 numpages = {8},
address={Barcelona, Spain}
} 

@inproceedings{horozov2006,
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 title = {Using Location for Personalized POI Recommendations in Mobile Environments},
 booktitle = {Proceedings of the International Symposium on Applications on Internet},
 year = {2006},
 isbn = {0-7695-2508-3},
 pages = {124--129},
 numpages = {6},
 address={Phoenix, USA}
} 

@inproceedings{marinho09tag,

  author = {Leandro Balby Marinho and Christine Preisach and Lars Schmidt-Thieme},
  booktitle = {Proceedings of the ECML/PKDD Discovery Challenge},	
  title = {Relational Classification for Personalized Tag Recommendations},
  volume = {497},
  year = {2009},
  address={Bled, Slovenia}

}
@inproceedings{preisach06ensemble,

 author = {Preisach, Christine and Schmidt-Thieme, Lars},
 title = {Relational Ensemble Classification},
 booktitle = {Proceedings of the 6th International Conference on Data Mining},
 year = {2006},
 isbn = {0-7695-2701-9},
 pages = {499--509},
 address={Beijing, China}
 }


@inproceedings{rendle2011,
 author = {Rendle, Steffen and Gantner, Zeno and Freudenthaler, Christoph and Schmidt-Thieme, Lars},
 title = {Fast context-aware recommendations with factorization machines},
 booktitle = {Proceedings of the 34th international ACM SIGIR conference on Research and development in Information},
 year = {2011},
 pages = {635--644},
 numpages = {10},
 address = {Beijing, China},
} 

@article{minkov2010,
 author = {Minkov, Einat and Cohen, William W.},
 title = {Improving graph-walk-based similarity with reranking: Case studies for personal information management},
 journal = {ACM Transactions on Information Systems},
 issue_date = {December 2010},
 volume = {29},
 issue = {1},
 month = {December},
 year = {2010},
 issn = {1046-8188},
 pages = {4:1--4:52},
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@inproceedings{sizov2010,
 author = {Sizov, Sergej},
 title = {GeoFolk: latent spatial semantics in web 2.0 social media},
 booktitle = {Proceedings of the third ACM international conference on Web search and data mining},
 year = {2010},
 pages = {281--290},
 numpages = {10},
 address = {New York, USA},
} 

@inproceedings{jeh2002,
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 year = {2002},
 isbn = {1-58113-567-X},
 address = {Edmonton, Canada},
 pages={538--543}
} 

@INPROCEEDINGS{Ester96adensity-based,
  author = {Ester, Martin and Kriegel, Hans-Peter and Sander, J{\"o}rg and Xu, Xiaowei},
  booktitle = {Proceedings of the second ACM SIGKDD international conference on Knowledge discovery and data mining},
  pages = {226-231},
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}  
  
  @inproceedings{brin1998,
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@incollection{DesrosiersK11,
  added-at = {2011-01-08T00:00:00.000+0100},
  author = {Desrosiers, Christian and Karypis, George},
  biburl = {http://www.bibsonomy.org/bibtex/2f56f27b58a15886d8fff40d8ab3ea0c5/dblp},
  booktitle = {Recommender Systems Handbook},
  crossref = {reference/rsh/2011},
  editor = {Ricci, Francesco and Rokach, Lior and Shapira, Bracha and Kantor, Paul B.},
  ee = {http://dx.doi.org/10.1007/978-0-387-85820-3_4},
  interhash = {abdce8f01d59d15ddde799d662a71177},
  intrahash = {f56f27b58a15886d8fff40d8ab3ea0c5},
  isbn = {978-0-387-85819-7},
  keywords = {dblp},
  pages = {107-144},
  publisher = {Springer},
  timestamp = {2011-01-08T00:00:00.000+0100},
  title = {A Comprehensive Survey of Neighborhood-based Recommendation Methods.},
  url = {http://dblp.uni-trier.de/db/reference/rsh/rsh2011.html#DesrosiersK11},
  year = 2011
}













