Journal Articles

  1. Q. H. Duong, P. Fournier-Viger, H. Ramampiaro, K. Nørvåg and T. L. Dam, (2017), "Efficient High Utility Itemset Mining using Buffered Utility-Lists". In Applied Intelligence Journal (APIN). Springer. (Published online Sept 2017). ISSN: 0924-669X. Impact Factor: 1.904 (2016). [PDF] [BIB] [DOI].
  2. M. Ruocco and H. Ramampiaro, (2015), "Geo-Temporal Distribution of Tag Terms for Event-Related Image Retrieval". In Information Processing & Management Journal (IPM), 51(1), pp. 92-110. Elsevier. ISSN: 0306-4573. Impact Factor: 1.265 (2014).. [PDF] [BIB] [DOI].
  3. M. Ruocco and H. Ramampiaro, (2014), "A Scalable Algorithm for Extraction and Clustering of Event-Related Pictures". In Multimedia Tools and Applications Journal (MTAP), 70(1), pp. 55-88. Springer. ISSN: 1380-7501. Impact Factor: 1.346 (2014).. [PDF] [BIB] [DOI].
  4. M. Ruocco and H. Ramampiaro, (2013), "Event-Related Image Retrieval: Exploring Geographical and Temporal Distribution of User Tags". In International Journal of Multimedia Information Retrieval (JMIR), 2(4), pp 273-288. Springer. ISSN: 2192-6611. [PDF] [BIB] [DOI].
  5. H. Ramampiaro and C. Li, (2011), "Supporting BioMedical Information Retrieval: The BioTracer Approach". In Transactions on Large-Scale Data- and Knowledge-Centered Systems 4, Vol. 6990, pp. 73-94, 2011. Springer [BIB] [DOI].
  6. V. Beisvag, F. Jünge, H. Bergum, L. Jølsum, S. Lydersen, C.C. Günther, H. Ramampiaro, M. Langaas, A.K. Sandvik, and A. Lægreid, (2006), "GeneTools: application for functional annotation and statistical hypothesis testing". In BMC Bioinformatics, 7(1). BioMed Central. Impact Factor: 2.58 (2014). [PDF] [BIB] [DOI].
  7. H. Ramampiaro and M. Nygård, (2001), "CAGISTrans: Providing adaptable transactional support for cooperative work - An Extended Treatment". In Information Technology & Management (ITM) Journal, 5, 23-64. Kluwer Academic Publisher / Springer [BIB] [DOI].
  8. Conference Papers (refereed)

  9. E. S. Silva, H. Langseth and H. Ramampiaro, (2017), "Content-Based Social Recommendation with Poisson Matrix Factorization". In Proc. of the joint European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases (ECML PKDD 2017). Springer. (To Appear). [PDF] [BIB] .
  10. Hai Thanh Nguyen, Martin Havig, Herman Schistad, Thomas Almenningen, Anders Kofod-Petersen, Helge Langseth and Heri Ramampiaro, (2014), "Learning to Rank for Personalised Fashion Recommender Systems via Implicit Feedback". 2nd International Conference on Mining Intelligence and Knowledge Exploration (MIKE 2014). pp. 51-61. Springer [BIB] [DOI].
  11. K. Balog and H. Ramampiaro, (2013), "Cumulative Citation Recommendation: Classification vs. Ranking". In Proc. of 36th international ACM SIGIR conference on Research and development in Information Retrieval (SIGIR 2013). ACM Press. [PDF] [BIB] [DOI].
  12. K. Balog, H. Ramampiaro, and K. Nørvåg., (2013), "KBAAA: A Web-based Toolkit for the Assessment and Analysis of Knowledge Base Acceleration Systems". In Proc. of Open research Areas in Information Retrieval Conference (OAIR 2013). ACM Press. [Demo] [BIB] .
  13. K. Balog, H. Ramampiaro, N. Takhirov, and K. Nørvåg., (2013), "Multi-step Classification Approaches to Cumulative Citation Recommendation". In Proc. of Open research Areas in Information Retrieval Conference (OAIR 2013). ACM Press. [PDF] [BIB] .
  14. M. Ruocco and H. Ramampiaro, (2013), "Exploring Temporal Proximity and Spatial Distribution of Terms in Web-based Search of Event-Related Images". In Proc. of the 24th ACM Conference on Hypertext and Social Media (HT 2013). ACM Press. [PDF] [BIB] .
  15. M. Ruocco and H. Ramampiaro, (2012), "Exploratory Analysis on Heterogeneous Tag-Point Patterns for Ranking and Extracting Hot-Spot Related Tags". Proceedings of the 5th ACM SIGSPATIAL International Workshop on Location-Based Social Networks (LBSN 2012). ACM Press [BIB] [DOI].
  16. M. Ren, H. Ramampiaro, Yongdong Zhang and Shouxun Lin, (2012), "An Incremental Clustering Based Codebook Construction in Video Copy Detection". In Proc. of the 2012 IEEE Southwest Symposium on Image Analysis and Interpretation (SSIAI 2012). IEEE Computer Society [BIB] [DOI].
  17. M. Ruocco and H. Ramampiaro, (2011), "NTNU@MediaEval 2011 Social Event Detection Task (SED)". Working Notes Proceedings of the MediaEval 2011 Workshop (MediaEval 2011). WISU Verlag Aachen. ISSN: 1613-0073. [PDF] [BIB] .
  18. H. Ramampiaro and A. Grande, (2011), "DNA Sequence Search Using Content-Based Image Search Approach". In Proc. of 5th International Conference on Practical Applications of Computational Biology & Bioinformatics, 6-8 April 2011, Salamanca, Spain. Springer Verlag. Advances in Intelligent and Soft Computing, 2011, Volume 93/2011, 191-199.
  19. H. Ramampiaro, (2010), "BioMedical Information Retrieval: The BioTracer Approach". In Proc. of 1st International Conference on Information Technology in Bio- and Medical Informatics (ITBAM 2010), Bilbao, Spain, September 1-2, 2010.. LNCS Springer Verlag. Lecture Notes in Computer Science 6266 Springer 2010, ISBN 978-3-642-15019-7.
  20. M. Ruocco and H. Ramampiaro, (2010), "Event Clusters Detection on Flickr Images using a Suffix-Tree Structure". In Proc. of The IEEE International Symposium on Multimedia (ISM2010), Taichung, Taiwan, Dec. 13-15, 2010. IEEE Computer Society.
  21. H. Ramampiaro, D. Cruzes, R. Conradi, and M. Mendonça, (2010), "Supporting Evidence-Based Software Engineering with Collaborative Information Retrieval ". In Proc of the 6th International Conference on Collaborative Computing: Networking, Applications and Worksharing. IEEE.
  22. Y. H. Chen, H. Ramampiaro, A. Lægreid and R. Sætre, (2007), "ProtIR prototype: abstract relevance for Protein-Protein Interaction in BioCreAtIvE2 Challenge, PPI-IAS subtask". Proceedings of the Second BioCreative Challenge Evaluation Workshop.
  23. H. Ramampiaro, (2006), "Supporting Collborative Mobile Applications using Adaptable Transactional Framework". IEEE Proceedings of 2nd International Conference on Collaborative Computing, Atlanta, GA, USA. IEEE.
  24. V. Beisvag, F. Jünge, H. Bergum, C.C. Günther, M. Langaas, H. Ramampiaro, and A. Lægreid, (2005), "GeneTools: Resources for Functional Annotations". 8th International Meeting of the Microarray Gene Expression Data Society.
  25. A.I. Wang, C.F Sørensen, H.N. Le, H. Ramampiaro, R. Conradi and M. Nygård, (2005), "Using the MOWAHS Characterisation Framework for Development of Mobile Work Applications". Proceedings of the 6th International Conference on Product Focused Software Process Improvment (PROFES 2005). LNCS Springer Verlag.
  26. H. Ramampiaro, (2004), "Transactional Support for Cooperative Work: Using Mobile Agents in CAGISTrans". Proceedings of the International Conference on Parallel and Distributed Systems (PDCS 2004), MIT Cambridge.. ACTA Press.
  27. H.N. Le, M. Nygård and H. Ramampiaro, (2004), "A Locking Model for Mobile Databases in Mobile Environments". Proceedings of the International Conference DATABASES AND APPLICATIONS 2004, Innsbruck. ACTA Press.
  28. H. Ramampiaro, A.I. Wang, C.F Sørensen, H.N. Le, R. Conradi and M. Nygård , (2003), "Requirement Indicators for Mobile Work: The MOWAHS Approach". Proceedings of the International Symposia on Applied Informatics (AI2003), Innsbruck. ACTA Press.
  29. C.F Sørensen, A.I. Wang, H.N. Le, H. Ramampiaro, M. Nygård and R. Conradi, (2002), "The MOWAHS Characterisation Framework for Mobile Work". Proceedings of the International Symposia on Applied Informatics (AI2002), Innsbruck. ACTA Press.
  30. H. Ramampiaro and M. Nygård, (2002), "Supporting customisable transactions for cooperative work: An experience paper". Proceedings of the Collaborative Technologies Symposium 2002 (CTS 2002), San Antonio. ISCA.
  31. H. Ramampiaro and M. Nygård, (2001), "CAGISTrans: Providing adaptable transactional support for cooperative work". Proceedings of the 6th INFORMS Conference on Information Systems and Technology (CIST 2001), pp. 3-29, Florida. INFORM. Selected for publication in the special issue of Information Technology & Management (ITM) Journal.
  32. H. Ramampiaro and M. Nygård, (2001), "CAGISTrans: A transactional framework for cooperative work". Proceedings of the 14th International Conference on Parallel and Distributed Computing Systems (ISCAPDCS 2001), pp. 43-50, Dallas. ISCA.
  33. H. Ramampiaro, A.I. Wang and T. Brasethvik, (2000), "Supporting distributed cooperative work in CAGIS". Proceedings of 4th International Conference on Software Engineering and Applications (SEA 2000). ACTA Press.
  34. H. Ramampiaro and M. Nygård, (1999), "Cooperative database system: A constructive review of cooperative transaction models". Proceedings of the 1999 International Symposium on Database Application in Non-Traditional Environment (DANTE 99), pages 315-324. IEEE CS Press.
  35. H. Ramampiaro, M. Divitini, S. A. Petersen, (1999), "Agent-based groupware: Challenges for cooperative transaction models". J. Estublier et. al, editors, Proceedings of the International Process Technology Workshop (IPTW 99). Pages 18-22, Villard de Lens.
  36. Theses/Books/Book Chapters

  37. A.I. Wang, C.F Sørensen, H.N. Le, H. Ramampiaro, M. Nygård and R. Conradi, (2009), "From Scenarios to Requirements in Mobile Client-Server Systems". In Designing Software-Intensive Systems: Methods and Principles. IDEA Group Publishing/IGI Global Publisher.
  38. H. Ramampiaro, (2001), "CAGISTrans: Adaptable Transactional Support for Cooperative Work". In Norges teknisk- naturvitenkapelig universitet (NTNU), Dr.Ing. Thesis. NTNU 2001:94, IDI-nr. 6/2001. NTNU.
  39. H. Ramampiaro, (1997), "Exact Algorithms for Texture Classification". In Stavanger University College, Masters Thesis. Stavanger University College.
  40. Invited Talks

  41. H. Ramampiaro, (2014), "Hvordan gjør jeg forelesningene attraktive for studentene? (How do I make the lectures attractive for my students?) ". In IDIs Instituttseminar.
  42. H. Ramampiaro, (2014), "Visualizing BigData for knowledge and information extraction". In Sinett Symposium 2014 organized by the Norwegian Defence Research Establishment (FFI), Oslo.
  43. H. Ramampiaro, (2013), "Big Data i offentlig bruk og gjenbruk (Big Data in the Public Sector)". In Norsk Konferanse for IKT i offentlig sektor (NOKIOS 2013), Trondheim.
  44. H. Ramampiaro, (2007), "Text Mining Techniques and Methods for Biomedical Information". In LCB Seminar Series, BMC, University of Uppsala, Sweden.
  45. H. Ramampiaro, (2002), "On support of mobile collaborative work: The MOWAHS Approach". In CyberCamp 2002, Trondheim.
  46. Technical Reports / Other Publications

  47. J. Joshi, E. Bertino, C. Pu and Heri Ramampiaro, (2012), "ACM/Springer Mobile Networks and Applications (MONET) Special Issue on "Collaborative Computing: Networking, Applications and Worksharing". In MONET. Springer. (Editorial) [DOI].
  48. H. Ramampiaro, D. Cruzes, R. Conradi, and M. Mendonça, (2009), "Information Retrieval Support for Evidence-Based Software Engineering". In ERCIM Data and Information Spaces Workshop, Paris. ERCIM.
  49. H. Ramampiaro and M. Nygård, (2001), "CAGISTrans: Supporting Cooperation among Agents using Customisable Transaction Models". In Norwegian University of Science and Technology, Technical Paper IDI-nr. 5/2001.
  50. H. Ramampiaro and M. Nygård, (1999), "Transaction support for cooperative environments: A state-of-the-art". In Norwegian University of Science and Technology, Technical Paper IDI-nr. 10/99.
  51. H. Ramampiaro, (1997), "Optimal Texture Classification Algorithm". In Norwegian Numerical Meeting (NNM 99), Os, Bergen.