The present invention provides a computer implemented matching service that takes into consideration the behaviors of users, and particularly behaviors that strongly reflect {HEAD ~ the interests} of {TAIL ~ users} 
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The present invention provides a computer implemented matching service that takes into consideration the behaviors of users , and particularly behaviors that strongly reflect { HEAD ~ the interests } of { TAIL ~ users }
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 REL TAIL TAIL TAIL TAIL TAIL