Johannes Liegl

Dictionary Extension for Improving Automated Sentiment Detection

Arno Scharl, Alexander Hubmann-Haidvogel, Johannes Liegl, 2016, KDIR.

An evaluation of existing metadata compression and encoding technologies for MPEG-21 applications

Christian Timmerer, Hermann Hellwagner, Johannes Liegl, 2005, Seventh IEEE International Symposium on Multimedia (ISM'05).

Conflict-Directed Relaxation of Constraints in Content-Based Recommender Systems

Dietmar Jannach, Johannes Liegl, 2006, IEA/AIE.

An Evaluation Framework and Adaptive Architecture for Automated Sentiment Detection

Arno Scharl, Johannes Liegl, Stefan Gindl, 2009, Networked Knowledge - Networked Media - Integrating Knowledge Management.