Accelerating GLA with an M-Tree. - Olli Luoma; Johannes Tuikkala; Olli Nevalainen (WEC (2), 2005)

Improving missing value estimation in microarray data with gene ontology. - Johannes Tuikkala; Laura Elo; Olli Nevalainen; Tero Aittokallio (Bioinform., 2006)

Missing value imputation improves clustering and interpretation of gene expression microarray data. - Johannes Tuikkala; Laura Elo; Olli Nevalainen; Tero Aittokallio (BMC Bioinform., 2008)

A multilevel layout algorithm for visualizing physical and genetic interaction networks, with emphasis on their modular organization. - Johannes Tuikkala; Heidi Vähämaa; Pekka Salmela; Olli Nevalainen; Tero Aittokallio (BioData Min., 2012)