find Avg RGB

s1=imread( 7 img blue.jpg )

vec=reshape(s1,prod(size(s1))/3,3)

R1=sum(vec(:,1))/length(vec(:,1))

G1=sum(vec(:,2))/length(vec(:,2))

B1=sum(vec(:,3))/length(vec(:,3))



RGB=[R1 G1 B1]-　find Avg RGB

s1=imread( 7 img blue.jpg　)

vec=reshape(s1,prod(size(s1))/3,3)　　

R1=sum(vec(:,1))/length(vec(:,1))　　

G1=sum(vec(:,2))/length(vec(:,2))　　

B1=sum(vec(:,3))/length(vec(:,3))　　

　

RGB=[R1 G1 B1]