Abstract

This chapter describes the progress of the Digital Government Research Center in tackling the challenges of integrating and accessing the massive amount of statistical and text data available from government agencies. In particular, we address the issues of database heterogeneity, size, distribution, and control of terminology. In this chapter we provide an overview of our results in addressing problems such as (1) ontological mappings for terminology standardization, (2) data integration across data bases with high speed query processing, and (3) interfaces for query input and presentation of results. The DGRC is a collaboration between researchers from Columbia University and the Information Sciences Institute of the University of Southern California employing technology developed at both locations, in particular the SENSUS ontology, the SIMS multi-database access planner, the LEXING automated …

Date

March 17, 2026

Authors

José Luis Ambite, Yigal Arens, Walter Bourne, Steve Feiner, Luis Gravano, Vasileios Hatzivassiloglou, Eduard Hovy, Judith Klavans, Andrew Philpot, Usha Ramachandran, Kenneth A Ross, Jay Sandhaus, Deniz Sarioz, Rolfe R Schmidt, Cyrus Shahabi, Anurag Singla, Surabhan Temiyabutr, Brian Whitman, Kazi Zaman

Journal

Advances in digital government: technology, human factors, and policy

Pages

85-106

Publisher

Springer US