Build Information System Pyramid

Build Information System Pyramid

This is an introductory guide to the techniques of Data warehousing and business intelligence. Centered on modeling, this devotional book explores the topic of fundamental of Data warehouse architectures. Using the anatomy analogy, Taiwei is able to clearly explain multi-layered structure of data warehouse modeling, star/snowflake schema, dynamic ETL, cube design, and recommended approaches. It is suitable for database engineers and developers, college students as well as IT managers and professional data architects.

How Ants Build Pyramids

Karl R. Rabes explores the performance impact of differing task designs in crowdsourcing, especially micro-task markets. Based on several exploratory literature reviews, the manuscript applies the task-technology fit theory and numerous quasi-experiments to show which tasks can be successfully outsourced to the crowd. It is revealed how a tasks design has an influence on solution quality taking into account respective task-, technology- and individual characteristics, and clearly delineates the differences in objective quality and subjective fit evaluations within and between task designs for micro-task markets.

Systems Analysis & Design Methods