Hi Reza,

On Sat, Feb 16, 2013 at 5:14 PM, Reza <[email protected]> wrote:

> Would it be a good idea to possibly offer 2 versions of the DDR? One
> version would be a "lite" version which would contain a subset of currently
> relevant devices. The "full" version would contain the set of all devices
> ever document and it could even contain a larger set of fields. This could
> be done with a unified DDR by adding a special attribute which would flag
> from one set to another (or just maintain another set of DDR files).
>

Certainly a good idea, as this would give users the option to use either
version they prefer.


> My concern is that we have dropped a lot of device knowledge. I understand
> that this was done for accuracy reasons but (from the dclass perspective)
> accuracy is not a function of data or pattern count size. One of the things
> which made the dclass project powerful is that it could quickly and
> accurately classify any device ever documented by the DDR, pretty much any
> device ever made, in constant time. This is a very powerful attribute when
> thought about beyond this project and this was one of the reasons I made it
> decoupled from any specific data source. It would be nice to keep this true
> moving forward. Adding the lite vs full designation would allow us to keep
> the flexibility to identify the devices which are relevant in the current
> ecosystem or implementation.
>

In case this goes through, we could front the new version as the standard
one, but let people know that there is a larger, although incomplete and
comparatively inconsistent, version available that they can try and use.


> It also may we worth considering porting dclass from c to Java. I actually
> do have an older Java version. This would give the project some of the
> advance pattern matching algorithms in dclass and remove certain limitation
> which likely exist in the current OpenDDR APIs.
>

The valid point here being that speed in device recognition is a very
important issue for some users, so having an engine that provides a high
speed API recognition is certainly something that will appeal to many (if
not all) users.


> Just my $0.02.
>
> Thanks, Reza
> ---
> Sent from Blackberry Bold 9900



Best,
-- 
Rubén Romero

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