Esko Juhani Ukkonen (b. 1950) is a Finnish

theoretical computer scientist computer science (TCS) is a subset of general computer science and mathematics that focuses on mathematical aspects of computer science such as the theory of computation, lambda calculus, and type theory. It is difficult to circumscribe the th ...

known for his contributions to string algorithms, and particularly for

Ukkonen's algorithm In computer science, Ukkonen's algorithm is a linear-time, online algorithm for constructing suffix trees, proposed by Esko Ukkonen in 1995. The algorithm begins with an implicit suffix tree containing the first character of the string. Then it ste ...

for suffix tree construction. He is a professor emeritus of the

University of Helsinki The University of Helsinki ( fi, Helsingin yliopisto, sv, Helsingfors universitet, abbreviated UH) is a public research university located in Helsinki, Finland since 1829, but founded in the city of Turku (in Swedish ''Åbo'') in 1640 as the ...

Biography

Ukkonen earned his PhD from the

in 1978, where he has been a full professor since 1985. He was the head of the computer science department at the University of Helsinki in 1998--1999 and in 2010--2013, and an Academy professor of the Academy of Finland in 1999--2004. He is the Editor-in-Chief of the

Nordic Journal of Computing Nordic most commonly refers to: * Nordic countries, written in plural as Nordics, the northwestern European countries, including Scandinavia, Fennoscandia and the North Atlantic * Scandinavia, a cultural, historical and ethno-linguistic region in ...

since 1993. Ukkonen is a First Class Knight of the

Order of the White Rose of Finland The Order of the White Rose of Finland ( fi, Suomen Valkoisen Ruusun ritarikunta; sv, Finlands Vita Ros’ orden) is one of three official orders in Finland, along with the Order of the Cross of Liberty, and the Order of the Lion of Finland. ...

(2000). He is a member of

Finnish Academy of Science and Letters The Finnish Academy of Science and Letters (Finnish ''Suomalainen Tiedeakatemia''; Latin ''Academia Scientiarum Fennica'') is a Finnish learned society. It was founded in 1908 and is thus the second oldest academy in Finland. The oldest is the Fi ...

since 2000, and a foreign member of

Estonian Academy of Sciences Founded in 1938, the Estonian Academy of Sciences ( et, Eesti Teaduste Akadeemia) is Estonia's national academy of science in Tallinn. As with other national academies, it is an independent group of well-known scientists whose stated aim is to ...

. A festschrift in his honour was published by

Springer Springer or springers may refer to: Publishers * Springer Science+Business Media, aka Springer International Publishing, a worldwide publishing group founded in 1842 in Germany formerly known as Springer-Verlag. ** Springer Nature, a multinationa ...

in the

Lecture Notes in Computer Science ''Lecture Notes in Computer Science'' is a series of computer science books published by Springer Science+Business Media since 1973. Overview The series contains proceedings, post-proceedings, monographs, and Festschrifts. In addition, tutorial ...

book series. He holds an honorary doctorate from

Aalto University Aalto University ( fi, Aalto-yliopisto; sv, Aalto-universitetet) is a public research university located in Espoo, Finland. It was established in 2010 as a merger of three major Finnish universities: the Helsinki University of Technology, the ...

(2014).

References

External links

* * * {{DEFAULTSORT:Ukkonen, Esko Finnish computer scientists Academic personnel of the University of Helsinki University of Helsinki alumni Members of the Finnish Academy of Science and Letters People from Savonlinna Living people 1950 births