Videntifier™ forensic: a new law enforcement service for automatic identification of illegal video material. - Herwig Lejsek; Ársæll Þór Jóhannsson; Friðrik Heiðar Ásmundsson; Björn Þór Jónsson 001; Kristleifur Daðason; Laurent Amsaleg (MiFor@MM, 2009)

GPU acceleration of Eff2 descriptors using CUDA. - Kristleifur Daðason; Herwig Lejsek; Ársæll Þór Jóhannsson; Björn Þór Jónsson 001; Laurent Amsaleg (ACM Multimedia, 2010)

Videntifier" Forensic: large-scale video identification in practice. - Herwig Lejsek; Hrönn Þormóðsdóttir; Friðrik Heiðar Ásmundsson; Kristleifur Daðason; Ársæll Þór Jóhannsson; Björn Þór Jónsson 001; Laurent Amsaleg (MiFor@MM, 2010)