 With Stuart Bailey and Yunhong Gu, he developed open source software to move large datasets over wide area high performance networks (PTool and the UDP-based Data Transfer Protocol or UDT).With Yunhong Gu, he also developed Sector/Sphere, a distributed platform for data intensive computing.During this period, he also founded the Data Mining Group, which develops data mining standards, and led the technical working group that developed the Predictive Model Markup Language (PMML), which is now the dominant standard in analytics.