I spend a lot of time assessing video quality, sometimes to compare different codecs, but more frequently to identify the optimal encoding techniques. For example, does an I-frame interval of 3 ...

A new study has found that subjective evaluations are comparable with and complementary to objective measures of teacher effectiveness taken from a teacher's first year in the classroom. A study ...

Among people who report memory and thinking problems, some show no signs of a problem on standard tests, while others have subtle declines on their tests. A new study shows that people who have subtle ...