Support HTTP redirects when fetching input documents.
Support JSON and JSONP output.
Support a confidence threshold parameter.
Support a maximum length parameter.
Infer the document type from the document signature.
Improve recognition of lists of place names.
Recognize Olson Timezone codes.
Support XML document language tags.
Release 1.0 (May 2009)
Location redirects are not supported; when using the documentURL parameter be sure
that the specified URL links to the actual document.
Documents containing many hyperlinks to place names may produce misleading
Isolated state abbreviations/codes (such as CA), airport codes (such as LAX), and
digit-only postal codes (such as 20001) are not recognized as places; they will be
recognized when adjacent to other place names.
Documents that do not match the user-specified document type may produce misleading
results; be sure to specify the correct document type for the provided document.