Toine Bogers

book search book recommendation siri ipas relevance aspects narrative-driven recommendation complex information needs information needs controlled vocabulary indexing tagging book retrieval social tagging search recommender systems information behavior driving hands-free usability test content analysis complex search information seeking games video games usage usability intelligent personal assistants denmark danish recsys2017 iconf2018 movie recommendation movie search chiir2018 contextual inquiry tablet smartphone personal information management pim quartz winter school quartz lecture nlp natural language processing conversational recommenders iconference2017 tags aoir2016 social book search book discovery personalized search personalization digital heritage cultural heritage system performance incentives social media digg online participation motivation reddit social news recommendation information retrieval twitter everyday life serendipity information sharing expert finding expert profiling saffron test collection expert search