Jonathan,
You might be interested in Flickr's shapefiles for geolocations. On Flickr, the
shapefiles are used to retrieve photos within a polygon, but the shapes
themselves have been released under a CC license, so can be repurposed:
http://code.flickr.com/blog/2009/05/21/flickr-shapefiles-public-dataset-10/
Cheers,
george
Jonathan Rochkind wrote:
> I have a dream of drawing a polygon on a map, and retrieving all items
> from the catalog that are inside those coordinates.
>
> "Inside" could be "about" from LCSH or other subject headings (or even
> the magical 043) (geo-coordinated), or published in, from 260 (again,
> geocoordinated, this time from uncontrolled text).
>
> Jonathan
>
> Ed Jones wrote:
>> Possibly even more useful would be the ability to click on a map and
>> retrieve the set of political and geographic entities corresponding to
>> the various areas containing those coordinates. But I suspect this
>> would require a more sophisticated way of storing geographic extent in
>> records for such entities (perhaps tracing a boundary with a stylus
>> and somehow storing the string of connected coordinates).
>>
>> Ed Jones
>> -----Original Message-----
>> From: Next generation catalogs for libraries
>> [mailto:NGC4LIB_at_LISTSERV.ND.EDU] On Behalf Of Lundgren,Jimmie Harrell
>> Sent: Wednesday, April 28, 2010 11:54 AM
>> To: NGC4LIB_at_LISTSERV.ND.EDU
>> Subject: Re: [NGC4LIB] Linking headings in bib records to other resources
>>
>> In another direction, (it's not exactly a heading or a bibliographic
>> record), but the FAST
>> (http://www.oclc.org/research/activities/fast/default.htm ) authority
>> records for places link from the geographic coordinates of the place
>> to GoogleMaps for maps and aerial photographs of those coordinates.
>> I thought it was pretty cool when I saw Ed O'Neill demonstrate it in
>> January. It made me also hope the API could be used to link from the
>> geographic coordinates fields on our bibliographic records for maps to
>> GoogleMaps to show the users the coverage areas.
>> In the future I would hope to connect from place names in subject
>> fields of bibliographic records through their authority records that
>> have geographic coordinates to GoogleMaps or something like it and in
>> reverse to search by geographic coordinates for works about a place.
>>
>> It's exciting to read about and see options that are becoming
>> available! This is why I stay on this list. Thanks,
>> Jimmie
>>
>> Jimmie Lundgren Associate Chair & Contributed Cataloging Unit Head
>> Cataloging & Metadata Dept. Smathers Library PO Box 117004 University
>> of Florida Gainesville, FL 32611-7004 352-273-2725 352-392-7365 (fax)
>> jimlund_at_ufl.edu
>>
>> -----Original Message-----
>> From: Next generation catalogs for libraries
>> [mailto:NGC4LIB_at_LISTSERV.ND.EDU] On Behalf Of Ian Fairclough
>> Sent: Wednesday, April 28, 2010 8:42 AM
>> To: NGC4LIB_at_LISTSERV.ND.EDU
>> Subject: [NGC4LIB] Linking headings in bib records to other resources
>>
>> Dear NGC4LIB readers,
>>
>> Jimmie Lundgren said in a recent post "Another useful navigation tool
>> ... is the ability to click on headings in displayed records to
>> retrieve other records with those headings." As is widely known, in
>> OCLC WorldCat you can click on headings in bibliographic records to
>> retrieve the authority record, if the heading has been "controlled."
>> ("Control" in this context appears to be equivalent to "link.")
>>
>> Has anyone developed functionality to link headings in bibliographic
>> records, not to an authority record, but to an outside source that
>> provides further information? For example: A personal name heading
>> might be linked to an online biographical resource about that person.
>> - Ian
>>
>> Ian Fairclough
>> George Mason University
>> ifairclough43302_at_yahoo.com
>> 703-993-2938 (office)
>> __________________________
>>
>>
>>
>>
Received on Wed Apr 28 2010 - 15:59:03 EDT