[unrev-II] Tuesday's meeting???

From: Rod Welch (rowelch@attglobal.net)
Date: Tue Nov 21 2000 - 19:53:09 PST

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    Does anyone know the time, location, attendees, any action items from the
    meeting this past Tuesday?

    Thanks.

    Rod

    Rod Welch wrote:
    >
    > Eric,
    >
    > It helps to get the date and time of the meeting, where it occurred, any
    > agenda,
    > attendance, and action items, if available. This takes extra time, but is
    > helpful for context.
    >
    > Otherwise, great notes.
    >
    > Thanks.
    >
    > Rod
    >
    > Eric Armstrong wrote:
    > >
    > > In a continuation of Saturday's meeting, Ken Holman
    > > met again with several members of the OHS design
    > > team.
    > >
    > > As a result of that meeting, the design focus is
    > > shifting away from "lets transcode every document into a
    > > common XML form" and towards "lets define the functional
    > > interfaces and only after that is done done figure out
    > > what XML is needed for data interchange."
    > >
    > > As part of that shift, rather than conceptualizing the
    > > OHS as XML-versions of documents, we're thinking of it
    > > as a repository that contains pointers to legacy-documents
    > > plus whatever additional data is required to provide OHS
    > > services.
    > >
    > > This focus strikes me as very promising. The strategy
    > > wins on several levels:
    > > 1. As Ken mentioned, it allows others to differentiate
    > > and innovate on the implementation, using different
    > > internal representations to provide the requisite
    > > functionality in a way that preserves interoperability.
    > >
    > > 2. It lets us think in terms of defining an abstract
    > > "viewer" for legacy documents. (E.g. word documents
    > > spreadsheets, diagrams, etc.) People who are close
    > > to those formats can build specific viewers, while
    > > the OHS provides a common ground for the additional
    > > data necessary to use them effectively.
    > >
    > > 3. As more interesting views are constructued, they are
    > > stored in the OHS. Over time, the OHS becomes more
    > > and more central, and legacy documents become
    > > secondary, the OHS therefore grows "organically" from
    > > its legacy-document beginnings.
    > >
    > > 4. As we discovered at Tuesday's meeting, the process
    > > of defining the requisite functionality and structures
    > > is tantamount to a specification (or anthropolical
    > > rediscovery) of Augment's "ontology". (It turns out
    > > that the "ontology" defines the functional interactions,
    > > as well as an abstraction-tree that leads naturally
    > > to an object hierarchy.) Casting the problem in these
    > > terms lets us use our ontology gurus (Jack and Howard)
    > > to advantage. They intend to start mining Augment
    > > documents in order to extract that ontology. (Eugene
    > > will use his Augment to HTML converter to make sure
    > > they get what they need.)
    > >
    > > Ken also pointed us towards a better use of the terms
    > > "HyperScope", "HyperDocument", and "OHS". He intuitively
    > > (mis)undestood them to mean the viewing engine (HyperScope),
    > > the repository (OHS), and the thing viewed (HyperDocument).
    > >
    > > The original meanings of the terms had been something more
    > > along the lines of HyperScope is a mini-OHS that works
    > > with legacy documents, while the OHS was the full monty,
    > > or words to that effect. But the meanings that the terms
    > > intrinsically suggested to Ken make a lot of sense. They
    > > suggest an appropriate division into viewers, entities, and
    > > repositories.
    > >
    > > And rather than having a "HyperScope" that one day
    > > evolves into a "OHS" (how do we know when it has happened?)
    > > we have both a HyperScope and an OHS on day one -- where the
    > > OHS starts small and grows larger, containing more flavors
    > > of HyperDocuments over time.
    > >
    > > At the moment, we seem to have factored the problem in a way
    > > that lets everyone bring their skills to bear simultaneously
    > > on different aspects of the problem. Odds are good that
    > > we'll be able to continue down this road for awhile, and
    > > potentially make substantial progress as a result.
    > >
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