No Free Lunch in Data Fusion/Integration
Roland SoongKMR, United States
Michelle de MontignyKMR, United States
INTRODUCTION
Given the proliferation of information and the near-impossibility of obtaining good single-source data, methods of data integration have assumed increased importance. A number of different methods of data integration have been proposed and even commercially realized. Clearly, there is a desire to form opinions about the accuracy of these methods in real-life applications.
It would be nice and clean if there is one single method that can be shown to be superior (or equal) to other methods. Unfortunately, at the heart of...