6.2 Composite hypothesis testing Composite hypothesis test:Detection of signal with random parameter.(Simple hypothesis test) =a vector of random parameters associated with hypothesis Ho :a vector of random parameters associated with hypothesis H m≠n UESTC 66 UESTC 6.2 Composite hypothesis testing 0 01 0 { , , }    = m : a vector of random parameters associated with hypothesis H0 1 11 1 { , , }    = n : a vector of random parameters associated with hypothesis H1 • Composite hypothesis test: Detection of signal with random parameter. (Simple hypothesis test) m n 