Return to Main Menu Return to BT Series Menu ==================== RECOMMENDATION ITU-R BT.1210-1 - TEST MATERIALS TO BE USED IN SUBJECTIVE ASSESSMENT ANNEX 1 - Information to be accompanied by test materials ANNEX 2 - Choice of statistics that can serve for characterization of materials and expression of criticality 1 Introduction 2 Statistics measured by the Broadcasting Technology Association of Japan (BTA) 2.1 AC energy 2.2 Spectral entropy 2.3 Motion vector 2.4 Motion-compensated prediction error power 2.5 Measurement results 3 Entropy-based criticality 3.1 Rate-buffer occupancy method 3.2 Fixed quantizer method