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2020
1 Belhadi, Asma; Djenouri, Youcef; Nørvåg, Kjetil; Ramampiaro, Heri; Masseglia, Florent; Lin, Jerry Chun-Wei.
Space-time series clustering: Algorithms, taxonomy, and case study on urban smart cities. Engineering Applications of Artificial Intelligence 2020 ;Volum 95. s. -
HVL NTNU SINTEF Untitled
 
2 Duong, Quang-Huy; Ramampiaro, Heri; Nørvåg, Kjetil.
Multiple Dense Subtensor Estimation with High Density Guarantee. I: 2020 IEEE 36th International Conference on Data Engineering (ICDE). IEEE Press 2020 ISBN 978-1-7281-2903-7. s. 637-648
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2019
3 Dam, Thu-Lan; Ramampiaro, Heri; Nørvåg, Kjetil; Duong, Quang-Huy.
Towards efficiently mining closed high utility itemsets from incremental databases. Knowledge-Based Systems 2019 ;Volum 165. s. 13-29
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4 Djenouri, Youcef; Lin, Chun Wei; Nørvåg, Kjetil; Ramampiaro, Heri.
Highly Efficient Pattern Mining Based on Transaction Decomposition. I: 35th IEEE International Conference on Data Engineering, ICDE 2019, Macao, China, April 8-11, 2019. IEEE Press 2019 ISBN 978-1-5386-7474-1. s. 1646-1649
HVL NTNU Untitled
 
5 Duong, Quang-Huy; Ramampiaro, Heri; Nørvåg, Kjetil.
Sketching Streaming Histogram Elements using Multiple Weighted Factors. I: CIKM '19: Proceedings of the 28th ACM International Conference on Information and Knowledge Management. ACM Publications 2019 ISBN 978-1-4503-6976-3. s. 19-28
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6 Nørvåg, Kjetil; Ivanovic, Mirjana; Kirikova, Marite; Thalheim, Bernhard.
Advances in Databases and Information Systems (ADBIS) 2016 & 2017. Information Systems 2019 ;Volum 82. s. 88-89
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7 Özdikis, Özer; Ramampiaro, Heri; Nørvåg, Kjetil.
Locality-adapted kernel densities of term co-occurrences for location prediction of tweets. Information Processing & Management 2019 ;Volum 56.(4) s. 1280-1299
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8 Trattner, Christoph; Kusmierczyk, Tomasz; Nørvåg, Kjetil.
Investigating and predicting online food recipe upload behavior. Information Processing & Management 2019 ;Volum 56.(3) s. 654-673
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2018
9 Duong, Quang-Huy; Ramampiaro, Heri; Nørvåg, Kjetil.
Applying temporal dependence to detect changes in streaming data. Applied intelligence (Boston) 2018 ;Volum 48.(12) s. 4805-4823
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10 Duong, Quang-Huy; Ramampiaro, Heri; Nørvåg, Kjetil; Fournier-Viger, Philippe; Dam, Thu-Lan.
High utility drift detection in quantitative data streams. Knowledge-Based Systems 2018 ;Volum 157. s. 34-51
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11 Kusmierczyk, Tomasz; Nørvåg, Kjetil.
On Validation and Predictability of Digital Badges’ Influence on Individual Users. PROCEEDINGS OF THE THIRTIETH AAAI CONFERENCE ON ARTIFICIAL INTELLIGENCE AND THE TWENTY-EIGHTH INNOVATIVE APPLICATIONS OF ARTIFICIAL INTELLIGENCE CONFERENCE 2018 s. 322-329
NTNU Untitled
 
12 Özdikis, Özer; Ramampiaro, Heri; Nørvåg, Kjetil.
Locality-adapted Kernel Densities for Tweet Localization. I: Proceedings of the 41st International ACM SIGIR Conference on Research & Development in Information Retrieval. ACM Publications 2018 ISBN 978-1-4503-5657-2. s. 1149-1152
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13 Özdikis, Özer; Ramampiaro, Heri; Nørvåg, Kjetil.
Spatial Statistics of Term Co-occurrences for Location Prediction of Tweets. Lecture Notes in Computer Science (LNCS) 2018 ;Volum 10772. s. 494-506
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2017
14 Benetka, Jan; Balog, Krisztian; Nørvåg, Kjetil.
Anticipating Information Needs Based on Check-in Activity. I: Proceedings of the Tenth ACM International Conference on Web Search and Data Mining, WSDM 2017, Cambridge, United Kingdom, February 6-10, 2017. ACM Publications 2017 ISBN 978-1-4503-4675-7. s. 41-50
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15 Benetka, Jan; Balog, Krisztian; Nørvåg, Kjetil.
Towards Building a Knowledge Base of Monetary Transactions from a News Collection. I: 2017 ACM/IEEE Joint Conference on Digital Libraries (JCDL) (2017). IEEE 2017 ISBN 978-1-5386-3861-3. s. 209-218
NTNU UIS Untitled
 
16 Duong, Quang-Huy; Fournier-Viger, Philippe; Ramampiaro, Heri; Nørvåg, Kjetil; Dam, Thu-Lan.
Efficient High Utility Itemset Mining using Buffered Utility-Lists. Applied intelligence (Boston) 2017 ;Volum 48.(7) s. 1859-1877
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17 Gkorgkas, Orestis; Vlachou, Akrivi; Doulkeridis, Christos; Nørvåg, Kjetil.
Exploratory product search using top-k join queries. Information Systems 2017 ;Volum 64.(March) s. 75-92
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18 Kirikova, Marite; Nørvåg, Kjetil; Papadopoulos, George A..
Preface. Lecture Notes in Computer Science (LNCS) 2017 ;Volum 10509 LNCS. s. V-VI
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19 Papadopoulos, George A.; Kirikova, Marite; Nørvåg, Kjetil; Gamper, Johann; Wrembel, Robert; Darmont, Jarome; Rizzi, Stefano.
Preface. Communications in Computer and Information Science 2017 ;Volum 767. s. V-VI
NTNU Untitled
 
2016
20 Chester, Sean; Gkorgkas, Orestis; Nørvåg, Kjetil.
Top-k Dominating Queries, in Parallel, in Memory. I: Evaggelia Pitoura, Sofian Maabout, Georgia Koutrika, Amélie Marian, Letizia Tanca, Ioana Manolescu, Kostas Stefanidis: Proceedings of the 19th International Conference on Extending Database Technology, EDBT 2016, Bordeaux, France, March 15-16, 2016, Bordeaux, France, March 15-16, 2016. OpenProceedings 2016 ISBN 978-3-89318-070-7. s. 698-699
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21 Kusmierczyk, Tomasz; Nørvåg, Kjetil.
Online Food Recipe Title Semantics: Combining Nutrient Facts and Topics. I: Proceedings of the 25th ACM International on Conference on Information and Knowledge Management. ACM Publications 2016 ISBN 978-1-4503-4073-1. s. -
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22 Kusmierczyk, Tomasz; Trattner, Christoph; Nørvåg, Kjetil.
Understanding and Predicting Online Food Recipe Production Patterns. I: Proceedings of the 27th ACM Conference on Hypertext and Social Media, HT 2016, Halifax, NS, Canada, July 10-13, 2016. ACM Publications 2016 ISBN 978-1-4503-4247-6. s. 243-248
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23 Nørvåg, Kjetil.
TPDL 2016 Doctoral Consortium. Bulletin of IEEE Technical Committee on Digital Libraries 2016 ;Volum 12.(2) s. -
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24 Saouk, Mei; Doulkeridis, Christos; Vlachou, Akrivi; Nørvåg, Kjetil.
Efficient processing of top-k joins in MapReduce. I: Proceedings 2016 IEEE International Conference on Big Data. IEEE 2016 ISBN 978-1-4673-9005-7. s. 570-577
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2015
25 Kusmierczyk, Tomasz; Trattner, Christoph; Nørvåg, Kjetil.
Temporal Patterns in Online Food Innovation. I: Aldo Gangemi, Stefano Leonardi, Alessandro Panconesi: Proceedings of the 24th International Conference on World Wide Web Companion, WWW 2015, Florence, Italy, May 18-22, 2015 - Companion Volume. ACM Publications 2015 ISBN 978-1-4503-3473-0. s. 1345-1350
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26 Kusmierczyk, Tomasz; Trattner, Christoph; Nørvåg, Kjetil.
Temporality in Online Food Recipe Consumption and Production. I: Aldo Gangemi, Stefano Leonardi, Alessandro Panconesi: Proceedings of the 24th International Conference on World Wide Web Companion, WWW 2015, Florence, Italy, May 18-22, 2015 - Companion Volume. ACM Publications 2015 ISBN 978-1-4503-3473-0. s. 55-56
NTNU Untitled
 
27 Larrain, Santiago; Trattner, Christoph; Parra, Denis; Graells-Garrido, Eduardo; Nørvåg, Kjetil.
Good Times Bad Times: A Study on Recency Effects in Collaborative Filtering for Social Tagging. I: Proceedings of the 9th ACM Conference on Recommender Systems, RecSys 2015, Vienna, Austria, September 16-20, 2015. ACM Publications 2015 ISBN 9781450336925. s. 269-272
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28 Gkorgkas, Orestis; Vlachou, Akrivi; Doulkeridis, Christos; Nørvåg, Kjetil.
Finding the Most Diverse Products using Preference Queries. I: Advances in Database Technology - EDBT 2015, 18th International Conference on Extending Database Technology, Brussels, Belgium, March 23-27, Proceedings. OpenProceedings 2015 ISBN 978-3-89318-067-7. s. 205-216
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29 Gkorgkas, Orestis; Vlachou, Akrivi; Doulkeridis, Christos; Nørvåg, Kjetil.
Maximizing influence of spatio-textual objects based on keyword selection. Lecture Notes in Computer Science (LNCS) 2015 ;Volum 9239. s. 413-430
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30 Kanhabua, Nattiya; Blanco, Roi; Nørvåg, Kjetil.
Temporal Information Retrieval. Now Publishers Inc. 2015 (ISBN 978-1-68083-032-3) 126 s.
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31 Kanhabua, Nattiya; Blanco, Roi; Nørvåg, Kjetil.
Temporal information retrieval. Foundations and Trends in Information Retrieval 2015 ;Volum 9.(2) s. 91-208
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32 Kusmierczyk, Tomasz; Nørvåg, Kjetil.
Mining Correlations on Massive Bursty Time Series Collections. Lecture Notes in Computer Science (LNCS) 2015 ;Volum 9049. s. 55-71
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33 Rybák, Jan; Balog, Krisztian; Nørvåg, Kjetil.
IR game: How well do you know information retrieval papers?. CEUR Workshop Proceedings 2015 ;Volum 1345. s. 7-12
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2014
34 Doulkeridis, Christos; Nørvåg, Kjetil.
A survey of large-scale analytical query processing in MapReduce. The VLDB journal 2014 ;Volum 23.(3) s. 355-380
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35 Gkorgkas, Orestis; Vlachou, Akrivi; Doulkeridis, Christos; Nørvåg, Kjetil.
Efficient processing of exploratory top-k joins. I: Conference on Scientific and Statistical Database Management, SSDBM '14, Aalborg, Denmark, June 30 - July 02, 2014. ACM Publications 2014 ISBN 978-1-4503-2722-0. s. -
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36 Kotsakos, Dimitrios; Lappas, Theodoros; Kotzias, Dimitrios; Gunopulos, Dimitrios; Kanhabua, Nattiya; Nørvåg, Kjetil.
A burstiness-aware approach for document dating. I: The 37th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR '14, Gold Coast , QLD, Australia - July 06 - 11, 2014. ACM Publications 2014 ISBN 978-1-4503-2257-7. s. 1003-1006
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37 Liknes, Stian; Vlachou, Akrivi; Doulkeridis, Christos; Nørvåg, Kjetil.
APSkyline: Improved Skyline Computation for Multicore Architectures. Lecture Notes in Computer Science (LNCS) 2014 ;Volum 8421. s. 312-326
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38 Rybák, Jan; Balog, Krisztian; Nørvåg, Kjetil.
ExperTime: tracking expertise over time. I: The 37th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR '14, Gold Coast , QLD, Australia - July 06 - 11, 2014. ACM Publications 2014 ISBN 978-1-4503-2257-7. s. 1273-1274
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39 Rybák, Jan; Balog, Krisztian; Nørvåg, Kjetil.
Temporal expertise profiling. Lecture Notes in Computer Science (LNCS) 2014 ;Volum 8416. s. 540-546
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2013
40 Balog, Krisztian; Ramampiaro, Heri; Nørvåg, Kjetil.
KBAAA: A Web-based Toolkit for the Assessment and Analysis of Knowledge Base Acceleration Systems. I: Proceedings of the Open research Areas in Information Retrieval (OAIR 2013). ACM Publications 2013 ISBN 978-2-905450-09-8. s. -
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41 Balog, Krisztian; Takhirov, Naimdjon; Ramampiaro, Heri; Nørvåg, Kjetil.
Multi-step Classification Approaches to Cumulative Citation Recommendation. I: Proceedings of the Open research Areas in Information Retrieval (OAIR 2013). ACM Publications 2013 ISBN 978-2-905450-09-8. s. -
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42 Chan, Chee Yong; Lu, Jiaheng; Nørvåg, Kjetil; Tanin, Egemen.
Workshops Proceedings of the 29th IEEE International Conference on Data Engineering, ICDE 2013, Brisbane, Australia, April 8-12, 2013. IEEE 2013 (ISBN 978-1-4673-5303-8) 333 s.
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43 Ciglan, Marek; Laclavik, Michal; Nørvåg, Kjetil.
On community detection in real-world networks and the importance of degree assortativity. I: The 19th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, KDD 2013, Chicago, IL, USA, August 11-14, 2013. ACM Publications 2013 ISBN 978-1-4503-2174-7. s. -
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44 Gkorgkas, Orestis; Stefanidis, Kostas; Nørvåg, Kjetil.
Framework for Grouping and Summarizing Keyword Search Results. Lecture Notes in Computer Science (LNCS) 2013 ;Volum 8133. s. 246-259
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45 Gkorgkas, Orestis; Vlachou, Akrivi; Doulkeridis, Christos; Nørvåg, Kjetil.
Discovering Influential Data Objects over Time. Lecture Notes in Computer Science (LNCS) 2013 ;Volum 8098. s. 110-127
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46 Neumayer, Robert.
Semantic and Distributed Entity Search in the Web of Data. : NTNU trykk Trondheim 2013 (ISBN 978-82-471-4208-0) 159 s. Doktoravhandlinger ved NTNU(2013:56)
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47 Stefanidis, Kostas; Eirini, Ntoutsi; Petropoulos,, Mihalis; Nørvåg, Kjetil; Kriegel, Hans-Peter.
A Framework for Modeling, Computing and Presenting Time-Aware Recommendations. Lecture Notes in Computer Science (LNCS) 2013 ;Volum 8220. s. -
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48 Stefanidis, Kostas; Nørvåg, Kjetil.
gRecs: Exploiting the Power of Data Mining Techniques for Efficient Computation of Group Recommendations. ERCIM News 2013 (92) s. 51-52
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49 Tsatsaronis, George; Varlamis, Iraklis; Kanhabua, Nattiya; Nørvåg, Kjetil.
Temporal Classifiers for Predicting the Expansion of Medical Subject Headings. Lecture Notes in Computer Science (LNCS) 2013 ;Volum 7816. s. 98-113
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50 Vlachou, Akrivi; Doulkeridis, Christos; Nørvåg, Kjetil; Kotidis, Yannis.
Branch-and-bound algorithm for reverse top-k queries. I: Proceedings of the ACM SIGMOD International Conference on Management of Data, SIGMOD 2013, New York, NY, USA, June 22-27, 2013. ACM Publications 2013 ISBN 978-1-4503-2037-5. s. -
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