Ralph Hughes, President of Ceregenics, Inc.

Optimal Data Architecture for Clinical Data Warehouses
November 1, 2004

Toward a Universal Data Model for Pharmaceutical Clinical Trial Data
March 7, 2003 This article examines a baseline data model for pharmaceutical clinical trial data that maintains auditability while...

Warehousing Web Log Data, Part 4
October 13, 2000 This article is the fourth and final installment of Ralph Hughes' series on warehousing Web log data for shopping portals....

Warehousing Web Log Data, Part 3
October 6, 2000 This article is the third in a four-part series focusing on warehousing Web log data. In this installment, the author uses...

Warehousing Web Log Data, Part 2
September 22, 2000 This article is the second in a four-part series focusing on warehousing Web log data. In this installment, the author...

Warehousing Web Log Data, Part 1
September 15, 2000 This article is the first in a four-part series focusing on warehousing Web log data. In this installment, the author begins...