Three statistical methods:
A=ceil(rand(100,100)*10); a = 5 ; % first sum(A(:) == a); % second length(find(A == a); % third logical=(A=a); sum(logical(:));
Three statistical methods:
A=ceil(rand(100,100)*10); a = 5 ; % first sum(A(:) == a); % second length(find(A == a); % third logical=(A=a); sum(logical(:));