The phone number is (00-1) 804-972-7268 (NRAO Phone).
Duration: 1 hour
Minutes
New Japanese participation After the management agreements
in Tokyo early April and in Paris on May 10-11 the 3-way
partnership gets implemented in the Software group. Koh-Ichiro
has proposed a list of the new Japanese members, together with some
statement of personal scientific interests (please refer to his email message)
Toshihiro Handa (University of Tokyo): handa@mtk.ioa.s.u-tokyo.ac.jp
Hajime Ezawa (NAOJ): ezawa@nro.nao.ac.jp
Tetsuo Hasegawa (NAOJ) (ex officio, ALMA-J Project
Scientist): tetsuo.hasegawa@nao.ac.jp
Koh-Ichiro Morita (NAOJ) (ex officio, Manager of ALMA-J
Computing Team): morita@nro.nao.ac.jp
The e-mail list (alma-sw-ssr@nrao.edu) has been expanded by
Brian, and I have updated our home page. For the time
being, after consultation with Koh-Ichiro, we propose to keep our
phone meetings at 15h UT; if our new members find it too difficult,
they should not hesitate to ask for a change.
Next Face to Face Meeting in Berkeley is scheduled for July
16/17. Mel Wright has send accommodation and travel
information; please do the reservations quickly as this is a
busy period!
New Version of High Level Analysis document (J. Schwarz)
The document was announced on May 28th, we have sed a June 11th
deadline for comments by the SSR.
It is really important that we follow the path that our
requirements take towards implementation at various stages, and we
will be asked to do so by reviweing other documents. This is
obviously the first of these stages and, maybe, the most
important. The document will be officially reviewed in July, so this
is the last chance we have to propose changes that could be
integrated prior to reviewing. Joe Schwarz has outlined the changes
that have been made to the document, with respect to the version
he had presented in March in Grenoble (see his e-mail message). Please send your
comments to the list.
Brief status report on the pipeline and off-line requirements work
The work is on-going, a draft is expected to be circulated on the list
within the next week or so. Comments will be made by e-mail, and we
will discuss these in a phone meeting on June 27th (2001-06-27), and
later at the Berkeley face-to-face meeting.
Ken'ichi Tatematsu will join the small group working on the first draft.
Other IssuesCanadian software
proposal:
I communicated this proposal to the list a few days ago. It was
actually submitted directly to ASAC and briefly discussed at the end
of their last phone meeting. After this I sent a few comments, in agreement with
Brian, Gianni and Koh-Ichiro. The point was that we believe that
this should have followed the normal channels through the project:
and be examined by the SSR, in order to ensure a consistent set of
requirements, and be possibly included by the software group
management into the general picture.
Steve Scott made several comments during the meeting:
The faster turn around time to create final science images is
appreciated (as compared with the 12h or so that we set in our
requirements).
More emphasis is put on self-calibration which may not be
relevant for most ALMA projects.
Strong interconnection between processors (in
parallelization) may not be relevant as the bulk of the cpu work
is to treat independent spectral channels.
On the first point Brian pointed out that the need for resources will
vary between projects so that the approach we have taken in our
requirements is less demanding on peak cpu processing power.
In our requirements we have put more emphasis on a fast feedback to
the scheduler based on the calibration results rather than on the
final science images. This is less demanding on cpu since it is
mostly handling continuum data, and it is easier to deal with
calibration sources than with science target objects in an automatic
way.
Other comments to this document (on the science part, not the
implementation of the distribution of tasks) should be sent to the
list; I plan to synthesize them at the end of next week (2001-06-15)
and send them to the heads of the software group.
Comments on the new version of the analysis document to be sent
to the list before 2001, June 11th
First draft of the pipeline and off-line analysis requirements to
be circulated: 2001, June 15th; the members of this team
should discuss with Ken'ichi Tatematsu, about his proposed
contribution.
Comments on the Canadian proposal to be sent to the list before
2001, June 15th
Make reservations for the meeting in Berkeley!
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