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| GeoCommunity Mailing List |
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| Mailing List Archives |
| Subject: | Re: [gislist] gislist Digest, Vol 22, Issue 10 |
| Date: |
05/15/2005 07:40:02 AM |
| From: |
Robert G. Welch |
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Are you speaking to Bayesian probablity analysis with a GIS 'bent'. If
so this something I do now with a great deal of success.
Robert
gislist-request@lists.geocomm.com wrote:
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> Today's Topics:
>
> 1. Re: But what the hell can a GIS really DO? (Sonny Parafina)
> 2. Re: But what the hell can a GIS really DO? (Neil Havermale)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Fri, 13 May 2005 13:48:23 -0400
> From: Sonny Parafina <sonny@ionicenterprise.com>
> Subject: Re: [gislist] But what the hell can a GIS really DO?
> To: Stephany Filimon <stephany@imagetext.net>
> Cc: gislist@lists.thinkburst.com
> Message-ID: <4284E867.9020600@ionicenterprise.com>
> Content-Type: text/plain: charset=ISO-8859-1: format=flowed
>
> I *AM* the misanthrope that started that discussion. If you look say the
> last 10 threads, the majority are from technical support questions,
> specifically related to a well known software vendor. I rarely see
> software questions from users of Intergraph, MapInfo, Caliper,
> Mapserver, Manifold, and on and on. Makes a person wonder ...
>
> There are interesting discussions, such as a complex routing problem and
> a location-allocation problem that were posed the last couple of months.
> Its discussions like these that keep me interested in the list. That
> being said, I wait for the day when the users posting software support
> questions are promoted to upper management.
>
> Cheers!
>
> sonny
>
>
> Stephany Filimon wrote:
>
>>Jeremy,
>>
>>There was a debate, not too long ago, about the direction in which list
>>content was headed, what the list should/should not primarily focus on. Part
>>of it was about the plethora of postings on software issues, vs. more...
>>engaging? theoretical? topics such as yours.
>>
>>I wouldn't abandon the list just yet. I'm currently working on visual "maps"
>>of financial data and activity, just to experiment at this stage. But I think
>>this is different from your idea of GIS models - can you elaborate? Are you
>>talking more about combining existing models (i.e., the statistical likelihood
>>of condition A in location B happening at C time, forecast/estimate models
>>already used for weather, rainfall, financial markets, etc.) with GIS layers
>>(adding however many variables), thus making for a "new" GIS model of sorts?
>>I'm on the technical side of GIS, so I have this tendency to skip ahead and
>>start thinking of the "how" - what pieces would you tie in to do something
>>like this, what statistical/mathematical models would you integrate?
>>
>>I think the opportunity for rich multivariate, spatial analysis is great. I'm
>>also fascinated with (and researching for my dissertation) sources of error in
>>decision making. For example, if one is using predictive models and GIS
>>layers have different sources of data (weather service, windmill sensors,
>>temperature sensors, etc.), how does one appropriately consider not just the
>>margin for error in each layer, but in combined layers? There's also the side
>>of how human beings make decisions - and where their judgments tend to be more
>>and less accurate based on their understanding of data before them. I think
>>your idea of GIS models may be able to take much or all of this into
>>consideration.
>>
>>
>>Quoting Sonny Parafina <sonny@ionicenterprise.com>:
>>
>>
>>
>>>You are on the wrong listserv. Many GIS-L list members believe this is
>>>alternative to commercial software support. The list traffic here is
>>>typically, "Which button do I push on software X to get result Y."
>>>
>>>I would suggest that you join the geowankers listserv, where the
>>>intersection of the spatial web and semantic web is the focus.
>>>
>>>Here is the geowankers URL:
>>>
>>>http://lists.burri.to/mailman/listinfo/geowanking
>&
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