[AG-TECH] Strange question
jbeavers at microsoft.com
Wed Dec 5 18:22:51 CST 2001
Sony DFW-X700, 15 fps.
From: Rick Stevens [mailto:stevens at mcs.anl.gov]
Sent: Wednesday, December 05, 2001 3:42 PM
To: Jay Beavers; Tom Coffin; Supreeya Miller; ACCESS community
Subject: RE: [AG-TECH] Strange question
Jay, do you have a pointer to the 1024x768 firewire camera ? and do you
know the frame rate of
the camera ?
At 03:23 PM 12/5/2001 -0800, Jay Beavers wrote:
>We've experimented with using 640x480 1394 cameras on a whiteboard and
>we got satisfactory results using M-JPEG compression at medium quality,
>though we're limited to a small (~4'x4') writing area. We're trying to
>do the same with a newer 1024x768 1394 camera, but we're still waiting
>on acceptable drivers to be provided. I don't have an ETA on the newer
>drivers and they've been 'any month now' for about six months.
>We've also looked at Mimio and SmartBoard which are commercially
>available products that capture whiteboard strokes via pressure or
>location of the pen, and while they're better than nothing, they
>good enough in my opinion.
>And we're sponsoring a research project at a major university to use
>Tablet PCs with custom software and projectors to function as a hand
>held wireless device.
>I figure one of these things will pan out ;-) We're going to try one
>them this spring semester in a distributed classroom trial at another
>major university, we might try more than one depending on what's ready
> - jcb
>From: Tom Coffin [mailto:tcoffin at ncsa.uiuc.edu]
>Sent: Wednesday, December 05, 2001 12:28 PM
>To: Supreeya Miller; ACCESS community
>Subject: RE: [AG-TECH] Strange question
>I recommend not to use a camera to point at the white board.
>The resolution will never be satisfactory and the professors
>will go insane. Ofcouse if the class happens to be a psychology
>class then it may be desirable...
>At 02:25 PM 12/5/2001 -0600, Supreeya Miller wrote:
> >Thank you, Tom.
> >USM wants to use 1 camera to point to the professor, another
> >on the white board that he writes on, another camera for pictures
> >that he may have, and another camera to point to the students at
> >there will be no desktop sharing on the computer at USM.
> >Supreeya Miller
> >System Administrator/Visualization Researcher/Access Grid
> >High Performance Visualization Center
> >Center of Higher Learning
> >Building 1103
> >Stennis Space Center, MS 39539
> >Phone: 228-688-2190
> >Fax: 228-688-7454
> >E-mail:Supreeya.Miller at usm.edu
> >-----Original Message-----
> >From: Tom Coffin [mailto:tcoffin at ncsa.uiuc.edu]
> >Sent: Wednesday, December 05, 2001 2:10 PM
> >To: Supreeya Miller; ACCESS community
> >Subject: Re: [AG-TECH] Strange question
> >hi Supreeya
> >You can use VNC to shared a 1024x768 desktop
> >which can include a white board...
> >At 02:05 PM 12/5/2001 -0600, Supreeya Miller wrote:
> > >All,
> > >
> > >We have a lot of people come to our center and some of them
> > >I'm also in the process of building the second Access Grid
> > >(university of Southern Mississippi). When the node is done,
> >will be
> > >a lot of class activities between CHL (at Stennis) and USM.
> > >that came and visited our center have some concerns that the
> > >the images on the Access Grid is not high enough for them, and
> > >some jaggy problems due to many hops and points in the network
> > >to go through (details are below). When I did the full size
> > >were not satisfied even more (they could see pixels change
> >One of
> > >the professors has asked me a question, which I don't know how
> > >He wants to do a distance learning by point-to-point (between
> > >using the Access Grid equipment. He wants (to start with) 2
> > >with 1024x768 resolution. So that they can write on the white
> > >the distance students (at CHL) can see everything perfectly
> > >refuse to use Power Point Presentation files).
> > >
> > >Our network details
> > > CHL -> uses DS3 to -> JACKSON -> uses OC3 to -> USM ->
>uses OC3 to ->
> > >JACKSON -> uses OC3 to -> Internet2
> > > CHL -> JACKSON -> USM -> Internet
> > > Our router is at USM that is why we have to go to USM
>first for both
> > >Internet2 and commodity Internet.
> > >
> > >I've looked at the Microsoft NetMeeting. But that is one
> > >video and audio. We have 4 computers, and 2 computers are
> >Linux as
> > >we know.
> > >I've also looked at VRVS. But that does not even need
> > >wrong, please correct me). He wants to fully utilize the
> > >Internet 2, in this case we mean DS3 bandwidth (50 Mb)
> > >
> > >How possible can this "point-to-point distance learning using
> > >equipment" be done and how can I go about doing it?
> > >
> > >I thank you in advance for any help.
> > >
> > >Supreeya Miller
> > >System Administrator/Visualization Researcher/Access Grid
> > >High Performance Visualization Center
> > >Center of Higher Learning
> > >Building 1103
> > >Stennis Space Center, MS 39539
> > >Phone: 228-688-2190
> > >Fax: 228-688-7454
> > >E-mail:Supreeya.Miller at usm.edu
> > >
> > >
> >Tom Coffin .......................... tcoffin at ncsa.uiuc.edu
>Tom Coffin .......................... tcoffin at ncsa.uiuc.edu
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