Martin Potthast studied computer science at the University of Paderborn. After completing his diploma thesis in 2006 he joined the working group Web Technology and Information Systems at the Bauhaus-Universität Weimar.
His primary research activities are the following:
- plagiarism detection
- writing assistance technologies
- misuse detection in social software
In this connection Martin Potthast has conducted research on technologies required for the aforementioned tasks, such as information retrieval models, document fingerprinting, multidimensional scaling, near-duplicate detection, inverted indexing, cross-language information retrieval, corpus linguistics, information retrieval evaluation, authorship attribution, clustering, opinion mining, and Wikipedia vandalism detection.