METHOD FOR COLLABORATIVELY FILTERING INFORMATION TO PREDICT PREFERENCE GIVEN TO ITEM BY USER OF THE ITEM AND COMPUTING DEVICE USING THE SAME
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United States of America Patent
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Aug 16, 2018
app pub date -
Aug 9, 2017
filing date -
Feb 14, 2017
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Abstract
A method for filtering information to predict values of preference given to items by users is provided. The method includes steps of: (a) acquiring data rui as the value of preference given by each of individual users u regarding each of individual items i; (b) obtaining estimators of means μui=α0+αiI+αuU by estimating α0,αiI,αuU (u∈U, i∈I) that minimize
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