For example, in one embodiment, the data inputs of the online web site analysis tool are the Yahoo! search logs, which provide usage information about {HEAD ~ each web site} within {TAIL ~ a population} of web sites that are accessible through the Yahoo! search engine 
within
For example , in one embodiment , the data inputs of the online web site analysis tool are the Yahoo ! search logs , which provide usage information about { HEAD ~ each web site } within { TAIL ~ a population } of web sites that are accessible through the Yahoo ! search engine
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH