Memory-based collaborative filtering is the most popular approach to build recommender systems. Despite its success in many applications, it still suffers from several major limitations, including data sparsity. Sparse data affect the quality of the user similarity measurement and consequently the quality of the recommender system. In this paper, we propose a novel user similarity measure based...

Konferenzbeschreibung Die IWSM/MetriKon/MENSURA 2010 wurde von der GI-Fachgruppe 2.1.10 Software-Messung und Bewertung, der kanadischen Gesellschaft für Metrikenanwendung in Montreal (CIM) und dem Common Software Measurement International Consortium (COSMIC), der Deutsch-sprachigen Anwendergruppe für Software-Metrik und Aufwand-schätzung (DASMA) und der spanischen Community zur Software-Messung...

OBJECTIVE This study describes public policymakers' experiences with the feasibility of using information from quality of care assessment activities. The objective is to improve the ability to match quality evaluation tools with policymakers' information needs. DESIGN US state administrative policymakers were interviewed about use of quality of care information and knowledge, attitudes, and e...

In the current competitive market, ‘service quality’ management is the key to survival and success of businesses. There exists a variety of definitions of the term ‘service quality’ in the literature and referring to the existing definitions, a variety of scales have been developed for measuring service quality. Amongst the others, ‘SERVQUAL’ is the popular service quality measurement scales (S...

As defined by major dimensional metrology system users and suppliers, the Quality Information Framework (QIF) is an integrated and holistic set of information models which, if widely adopted, can enable the effective exchange of metrology data throughout the entire manufacturing quality measurement process – from design to planning to execution to analysis. This paper introduces the philosophy ...

short of the desired outcome. Efforts to measure, publicize, and reward clinicians and health care organizations for their quality of care have grown exponentially over the last decade. The underlying goal of these efforts is to increase the number of patients treated by high-quality health care providers. Two methods to achieve this goal have received widespread attention. First, convert lowqu...