tables2Asset 1Transform TypeBasis function Ti(j), i, j = 0, 1, …, N-1DCT-2DST-4DST-7IDT()=0∙2∙cos∙∙+1where 0==0?2:1()=2∙sin∙(2+1)∙+14()=42+1∙sin∙(2+1)∙+12===?1:0