This study presents statistical techniques to obtain local approximate query answers for aggregate multivariate materialized views thus eliminating the need for repetitive scanning of the source data. In widely distributed management information systems, detailed data do not necessarily reside...

The last decade has seen paper-and-pencil (P&P) tests being replaced by computerized adaptive tests (CATs) within many testing programs. A CAT may yield several advantages relative to a conventional P&P test. A CAT can determine the questions or test items to administer, allowing each test form...

Purpose: Knowledge-based organizations is a new paradigm for business. Knowledge management (KM) is important for supporting core business processes. This paper aims to define an open innovation (OI)-driven KM implementation for effectively executing the support. Design/methodology/approach: KM...

In modern business, competition is no longer between organizations, but among supply chains. Supply chain is complex in nature, involving various work flows across trading partners. Two major concerns arise in enabling supply chain performance, information sharing and collaborative effort....

Purpose – This paper aims at defining a model to properly evaluate knowledge management (KM) value. Empirical studies have found little or no improvement in organizational performance despite large KM investments. Design/methodology/approach – The KM-driven performances are rooted in...