Collaboration and Grid Technologies Parvati Dev, PhD Director, SUMMIT Stanford University School of Medicine

Physicians do not work alone From Fotosearch and Web

The Operating Room

People around a table

Observing a demonstration

Modes of collaboration Videoconference Sharing data and objects Immersion in data or environment

Videoconference H multiple sites

Multiple HD streams

Access Grid - multiple streams from multiple sites From Univ. of Michigan, Ann Arbor

AccessGrid.org Metaphor of “rooms” with meeting schedules Uses –VIC –RAT Multicast

Access Grid Good video of people No sense of space

The impact of metaphor

“Immersive telepresence”

Two classrooms - linked

Linking multiple cities

Change the abstraction from conference to other venue

Surgery

Bandwidth Cisco

Sharing data in real time Document, whiteboard, image Powerpoint slide Shared application

Document and object camera Allows you to grab content other than from your screen Object (skull) - show anything, not just paper Live experiment Usually allows screen capture to a jpeg image

Share an application - Powerpoint Some data types can be shared Your slide transmitted as an image Downloaded slides controlled by speaker

Share any application - VNC Vnc supports a shared desktop Anything on your screen can be seen by all others linked to your computer Any person can control what is on your screen

Sharing an application - California and Australia doing simulated surgery Internet 2

Collaboration architecture Image library and 3D models Displayserver on the Net Client Image is pushed to any client who logs on All clients have cursor control of tools

From screen viewing of data to immersion in the data Virtual world Group is instantiated instead of abstract

Virtual Emergency Room User accesses “behaviors” through menu Patient physiology is small set of rules Interactive scenario is followed by debrief

Virtual emergency team

Collaboration with large display

Virtual Hospital

Thanks for your attention!