INLS 235
Performance
•No SRD on gist (both free text and multiple choice)
•SRD on action recognition favoring ff
•‘Near’ SRD on text object recognition favoring SB/w audio keywords
•4:1 to 29:1 compaction rates suitable for tasks
•Psychometric and face validity support for the tasks (means and variances; relevant to real tasks)
•SRD in gist and visual gist for one video
–ΰHomogeneity of frames diminishes surrogate value
–ΰKeywords help when visual variability decreases