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SYSTEM AND METHOD FOR CONSTRUCTING TARGETED RANKING FROM MULTIPLE INFORMATION SOURCES

  • US 20090248614A1
  • Filed: 08/20/2008
  • Published: 10/01/2009
  • Est. Priority Date: 03/31/2008
  • Status: Active Grant
First Claim
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1. A computer-implemented method for tunably combining multiple ranked lists, the method comprising:

  • receiving multiple lists, wherein each list comprises items each having an associated rank, n, within the list; and

    combining the items in the multiple lists into a combined list, wherein the combining comprises;

    assigning a value to a variable p, the value being neither 0 nor negative;

    for each list in the multiple lists, computing a score for each item within the list, wherein the score is a function of the associated rank, and wherein the function is equal to 1/(n̂

    (1/p));

    for each item, summing corresponding scores to produce a total score for the item;

    ranking each item based on the corresponding total score of each item; and

    outputting the combined list based on the ranking.

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