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Tag Quality Evaluation

#Videos #Tags Total Accuracy

1,400 14,024 80.87%

% Correct % Incorrect % Discarded

77,81% 18.27% 3.90%

Multilingual Tagging Statistics

Language #Videos Average #Tags

en 6,806 12.11

null 5,297 8.83

es 450 5.99

de 246 6.53

it 227 6.39

id 140 6.54

pt 135 4.54

nl 104 8.15

fr 90 5.68

ca 52 5.15

ro 49 6.83

tl 42 4.02

af 34 5.58

hr 30 6.06

no 28 5.92

Total 13,951 10.04

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Turk, Amazon Mechanical. "Amazon mechanical turk." Retrieved August 17 (2012): 2012.

1. Tagging Statistics 2. Human Rating of Generated Tags

Top 40 most repeated tags in YouTube-8M Subset Top 40 most repeated tags extracted by ViTS from the YouTube-8M Subset

Top-40 tags evaluated as incorrect Top-40 tags discarded