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Ville Ollikainen

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Fingerprint Dive into the research topics where Ville Ollikainen is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

  • 3 Similar Profiles
Television Engineering & Materials Science
Mobile phones Engineering & Materials Science
Data privacy Engineering & Materials Science
Digital television Engineering & Materials Science
Recommender systems Engineering & Materials Science
Servers Engineering & Materials Science
HTTP Engineering & Materials Science
Wi-Fi Engineering & Materials Science

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Research Output 1999 2019

Clustering enhancement for a token-based recommender

Ollikainen, V., 2019, In : CEUR Workshop Proceedings. 2482

Research output: Contribution to journalArticle in a proceedings journalScientificpeer-review

Chemical analysis
1 Citation (Scopus)

Evaluating the performance and privacy of a token-based collaborative recommender

Ollikainen, V. & Niemi, V., 23 Aug 2017, Proceedings - 2017 IEEE/WIC/ACM International Conference on Web Intelligence, WI 2017. Association for Computing Machinery ACM, p. 1049-1053 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

94 Citations (Scopus)

A new similarity measure using Bhattacharyya coefficient for collaborative filtering in sparse data

Patra, B. K., Launonen, R., Ollikainen, V. & Nandi, S., 2015, In : Knowledge-Based Systems. 82, p. 163-177

Research output: Contribution to journalArticleScientificpeer-review

Collaborative filtering
Recommender systems
Similarity measure

Big Data in Media - results from a Finnish study

Bäck, A., Ollikainen, V., Södergård, C. & Vainikainen, S., 2015.

Research output: Contribution to conferenceOther conference contributionScientific

Open Access
Big data

Big Datan mahdollisuudet media-alalla

Bäck, A., Ollikainen, V., Södergård, C. & Vainikainen, S., 2015, VTT Technical Research Centre of Finland. 24 p. (VTT Tutkimusraportti; No. VTT-R-04362-15).

Research output: Book/ReportReport