Search results for "uutuudet"
showing 4 items of 4 documents
Hienoja ulkomaisia sikaareja, kylpyapparaatteja ja muodikkaita hattuja : ylellisyys- ja uutuustavarat Suomalaisen, Keski-Suomen ja Sorretun Voiman ma…
2007
Competitive Pressure and Diversification into Green R&D
2019
Based on representative firm-level survey data for Austria, Germany, and Switzerland, we investigate the relationship between quick obsolescence of products, unpredictable technological development, and easy substitution of products and the probability to diversify into green R&D. We find that product obsolescence and technological uncertainty are positively related with green R&D diversification. These types of competition are usually positively related with low barriers to market entry. Hence, policies that support open markets should stimulate diversification into green R&D. peerReviewed
Investigating serendipity in recommender systems based on real user feedback
2018
Over the past several years, research in recommender systems has emphasized the importance of serendipity, but there is still no consensus on the definition of this concept and whether serendipitous items should be recommended is still not a well-addressed question. According to the most common definition, serendipity consists of three components: relevance, novelty and unexpectedness, where each component has multiple variations. In this paper, we looked at eight different definitions of serendipity and asked users how they perceived them in the context of movie recommendations. We surveyed 475 users of the movie recommender system, MovieLens regarding 2146 movies in total and compared tho…