Erkka Leppänen

Publication Activity (10 Years)

Years Active: 2002-2003
Publications (10 Years): 0

Publications

Ari Pirkola, Erkka Leppänen
TREC 2003 Genomics Track Experiments at UTA: Query Expansion with Predefinded High Frequency Terms. TREC (2003)
Heikki Keskustalo, Ari Pirkola, Kari Visala, Erkka Leppänen, Kalervo Järvelin
Non-adjacent Digrams Improve Matching of Cross-Lingual Spelling Variants. SPIRE (2003)
Ari Pirkola, Heikki Keskustalo, Erkka Leppänen, Antti-Pekka Känsälä, Kalervo Järvelin
Targeted s-gram matching: a novel n-gram matching technique for cross- and mono-lingual word form variants. Inf. Res. 7 (2) (2002)
Ari Pirkola, Erkka Leppänen, Kalervo Järvelin
The RATF formula (Kwok's formula): exploiting average term frequency in cross-language retrieval. Inf. Res. 7 (2) (2002)