Re: [Vtd-xml-users] Random Access Proposal (take 2)

[Jimmy Z. <cra...@co...>]

I will get back to you on this subject after finishing the benchmark report 
update...
----- Original Message ----- 
From: "Rodrigo Cunha" <rn...@gm...>
Cc: <vtd...@li...>
Sent: Wednesday, February 21, 2007 2:44 AM
Subject: Re: [Vtd-xml-users] Random Access Proposal (take 2)


> Because there are a few thousands <ne> and several thousands <tpath>.
>
> In my version, 1.6 with my patches to allow Context export, that cache
> takes a few seconds to build, but the speedup afterwards is huge, on the
> order of 30x, due to the relative complexity of the original indexing.
>
> I'll try to convert the code into VTD-2.0 soon and see if the
> performance holds (or improves).
>
> Jimmy Zhang wrote:
>> A few thousand?? Why would you do that?
>> A few thousand of anything would slow things down...
>>
>> What are you trying to accomplish? I think you may only
>> need to instantiate one...
>> ----- Original Message ----- From: "Rodrigo Cunha" <rn...@gm...>
>> Cc: <vtd...@li...>
>> Sent: Tuesday, February 20, 2007 12:10 PM
>> Subject: Re: [Vtd-xml-users] Random Access Proposal (take 2)
>>
>>
>>> Ok, so I see a new NodeRecorder.
>>>
>>> I didn't saw the internals of NodeRecorder yet, but I presume it's
>>> lightweight, so I can instanciate a few thousands without major trouble
>>> and keep them in my internal structures, right?
>>>
>>> I think you should introduce two new methods into NodeRecorder:
>>>
>>> VTDNav NodeRecorder.getNav();
>>>
>>> int NodeRecorder.getPositionsCount();
>>>
>>> Thanks,
>>>
>>> Rodrigo
>>>
>>> Jimmy Zhang wrote:
>>>> the source forge shell service is down, the document for 2.0 is at
>>>> http://www.ximpleware.com/doc/
>>>> ----- Original Message ----- From: "Rodrigo Cunha" <rn...@gm...>
>>>> To: <vtd...@li...>
>>>> Sent: Thursday, February 15, 2007 3:19 AM
>>>> Subject: Re: [Vtd-xml-users] Random Access Proposal (take 2)
>>>>
>>>>
>>>>> Well, just some ideas concerning what I think should be the nature
>>>>> of a
>>>>> "context":
>>>>>
>>>>> - As light as possible to generate, manipulate and access (so just
>>>>> use a
>>>>> simple context with minimun clutter).
>>>>> - Comparable.
>>>>> - Hashable efficiently (good and fast dispertion function).
>>>>> - Possible to associate with VTDNav (so contains a pointer to VTDNav).
>>>>> - Usable in another VTDNav (that's a tricky one, and unsafe, but makes
>>>>> sense if you have various equal VTDNavs and a RMI-based system, so it
>>>>> should be possible despite perhaps including dire warnings in the
>>>>> documentation).
>>>>>
>>>>> Jimmy Zhang wrote:
>>>>>
>>>>> Yes, will try, but then again, there will always be a 2.1 :)
>>>>>
>>>>>
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>>>>
>>>>
>>>>
>>>
>>>
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>>
>>
>>
>
>
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