Speech processing in the object-oriented DSP environment quicksig. - Matti Karjalainen; Toomas Altosaar; Paavo Alku; Lauri Lehtinen; Seppo Helle (EUROSPEECH, 1989)

An experiment in using a hypertext system in phonetics and speech processing education. - Seppo Helle (EUROSPEECH, 1991)

Examining User Experience in an Augmented Reality Adventure Game: Case Luostarinmäki Handicrafts Museum. - Kaapo Seppälä; Olli I. Heimo; Timo Korkalainen; Juho Pääkylä; Jussi Latvala; Seppo Helle; Lauri Härkänen; Sami Jokela; Lauri Järvenpää; Frans Saukko; Lauri Viinikkala; Tuomas Mäkilä; et al. (HCC, 2016)

Reforming the representation of the reformation: Mixed reality narratives in communicating tangible and intangible heritage of the protestant reformation in Finland. - Lauri Viinikkala; Laura Yli-Seppala; Olli I. Heimo; Seppo Helle; Lauri Härkänen; Sami Jokela; Lauri Järvenpää; Timo Korkalainen; Jussi Latvala; Juho Pääkylä; Kaapo Seppälä; Tuomas Mäkilä; et al. (VSMM, 2016)

A Comparison of Gesture and Controller-based User Interfaces for 3D Design Reviews in Virtual Reality. - Taneli Nyyssönen; Seppo Helle; Teijo Lehtonen; Jouni Smed (HICSS, 2022)

Reform of the University Curriculum in Usability: A Case Study Implementing an Integrative Approach. - Yevgeniya Amelina; Erkki Sutinen; Seppo Helle (Informatics Educ., 2022)

A Comparison of One- and Two-Handed Gesture User Interfaces in Virtual Reality - A Task-Based Approach. - Taneli Nyyssönen; Seppo Helle; Teijo Lehtonen; Jouni Smed (Multimodal Technol. Interact., 2024)