18. The computing device of claim 10 wherein the computing device comprises a client machine configured for communicating for web pages and wherein the instructions and data further configure the processor of the client machine to retrieve the schema signature and apply the one or more schema instructions to at least some of the web pages retrieved from the web site.
10. A computing device for transcoding a web page of a web site, the computing device comprising: a processor and a memory coupled thereto, said memory storing instructions and data configuring the processor to provide a transcoding engine to: receive a request from a client device for the web page of the web site; retrieve a signature schema for the web site, said signature schema comprising one or more schema instructions to identify a web page family for the web page and to extract a subset of data from the web page using one or more signatures previously identified within at least one web page of a same web page family of the web site; obtain the web page; and apply the schema instructions to the web page for presentation of the web page by a browser of the client device; wherein at least some of the schema instructions include one or more directional references relative to the signatures to locate and extract the subset of data within the web page.