2. A method of searching a plurality of stored objects according to claim 1 , wherein said step of finding objects comprises the steps of: defining a similarity distance between said objects using a weighted distance function based upon said collection of sketches; and finding objects closest to a query object based upon said weighted distance function.
2. A method of searching a plurality of stored objects according to claim 1 , wherein said step of finding objects comprises the steps of: defining a similarity distance between said objects using a weighted distance function based upon said collection of sketches; and finding objects closest to a query object based upon said weighted distance function. 4. A method of searching a plurality of stored objects according to claim 2 , wherein said weighted distance function comprises an Earth Mover's Distance.