Energy Statistics from two dimension multiple level decompostion
[Ea,Ed]=wenergy2(c,s) [Ea,Eh,Ev,Ed]=wenergy2(c,s)
energy percentage of approximation coefficent
energy percentage of horizontal detail coefficent
energy percentage of vertical detail coefficent
energy percentage of diagonal detail coefficent, vector
coefficent array
size array
wenergy2 is to calculate the energy percentage of approximation and detail coefficent for two dimension decompostion.
x=rand(100,100); [C,S]=wavedec2(x,3,'db2'); [Ea,Ed]=wenergy2(C,S); | ![]() | ![]() |