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Scholars
have developed many methods to collect cultural records (including
history, archaeology, religion, ideas, written works, art,
architecture, music, and dance), analyze them, store the material
objects, and maintain the records of their study. The ECAI
vision is to be able to reconnect various multi-media records
using a time and place interface to search for online resources,
display them, discover relationships, and create dynamic web
resources.
To
accomplish this vision, ECAI has been developing an information
technology architecture and infrastructure to show the potential
of a time and space interface. ECAI has created a digital
library (clearinghouse) to which scholars from all over the
world have contributed resources. The clearinghouse can be
searched by either a text or map interface. ECAI's version
of the TimeMap software then allows these diverse digital
resources, stored on servers around the world, to be combined
and viewed on a single interactive map interface which can
also show change over time.
The
ECAI infrastructure has demonstrated successful linking of
multi-media distributed cultural resources. It has also allowed
us to identify challenges including maintaining secure access
to distributed resources, linking distributed clearinghouses
and data catalogs, forging methods of preserving dynamic digital
objects, and developing relevant standards for cultural GIS,
time and space metadata, and communication protocols.
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