Helping conversational agents to find informative responses: query expansion methods for chatterbots. - Marcello L'Abbate; Ulrich Thiel (AAMAS, 2002)

Automatische Thesauruserstellung und Query Expansion in einer E-Commerce-Anwendung. - Libo Chen 003; Ulrich Thiel; Marcello L'Abbate (ISI, 2002)

The Use of Contextual Information in a Proactivity Model for Conversational Agents. - Marcello L'Abbate; Ulrich Thiel (CONTEXT, 2003)

A Personalized Information Search Process Based on Dialoguing Agents and User Profiling. - Giovanni Semeraro; Marco Degemmis; Pasquale Lops; Ulrich Thiel; Marcello L'Abbate (ECIR, 2003)

Using Case Based Retrieval Techniques for Handling Anomalous Situations in Advisory Dialogues. - Marcello L'Abbate; Ingo Frommholz; Ulrich Thiel; Erich J. Neuhold (DEXA, 2004)

Increasing the Customer?s Choice: Query Expansion Based on the Layer-Seeds Method and Its Application in E-Commerce. - Libo Chen 003; Marcello L'Abbate; Ulrich Thiel; Erich J. Neuhold (EEE, 2004)

Beratungsdialog im WWW: Ein konversationales Modell und seine Implementierung. - Hagen Engelmann; Marcello L'Abbate; Ulrich Thiel (ISI, 2004)

Can Proactive Behavior turn Chatterbots into Conversational Agents?. - Marcello L'Abbate; Ulrich Thiel; Thomas Kamps (IAT, 2005)

The Layer-Seeds Term Clustering Method: Enabling Proactive Situation-Aware Product Recommendations in E-Commerce Dialogues. - Libo Chen 003; Marcello L'Abbate; Ulrich Thiel; Erich J. Neuhold (Inf. Syst. Frontiers, 2005)

Modelling proactive behaviour of conversational interfaces. - Marcello L'Abbate (2006)