Average Squared Difference of Inferred Quality over Time for Different Rankings.

Abstract

<p>The figure reports the average squared difference </p><p></p><p></p><p></p><p><mo>∑</mo></p><p><mi>i</mi><mo>=</mo><mn>1</mn></p><mi>n</mi><p></p><p></p><p></p><p></p><p></p><p><mo stretchy="false">(</mo></p><p></p><p><mi>q</mi><mo>^</mo></p><p><mi>i</mi><mo>,</mo><mi>k</mi></p><p></p><mo>−</mo><p><mi>q</mi></p><p><mi>i</mi><mo>,</mo><mi>k</mi></p><p></p><mo stretchy="false">)</mo><p></p><mn>2</mn><p></p><p></p><mi>n</mi><p></p><p></p><p></p><p></p><p></p> between the song quality and their predictions for the various ranking policies under the social influence and the independent conditions.<p></p