]>A Video Browsing Tool for Content Management in Postproduction : Table 5
Table 5: Results of the comparison of precision ( 𝑝 ) and recall ( 𝑟 ) of the Web-based application and the desktop application using a two-tailed two-sample 𝑡 -test assuming different variances, significance level 0.05.

Web Evaluation Desktop Evaluation (SEMEDIA partners)

𝑝 𝑟 𝑝 𝑟

Samples 20 20 20 20
Mean 0.349 0.2 0.423 0.275
Variance 0.114 0.031 0.146 0.115
𝑃 -value.526.387