Model selection

ref: ca940

ref: ca941

ref: ca942

ref: ca943

ref: ca944

ref: ca945

ref: ca946

ref: ca947

ref: ca948

ref: ca949

ref: ca950

ref: ca951

ref: ca952

ref: ca953

ref: ca954

ref: ca955

ref: ca956

ref: ca957

ref: ca958

ref: ca959

ref: ca960

ref: ca961

ref: ca962

ref: fa100

ref: fa101

ref: fairy1001

ref: fairy1002

ref: fairy1003

ref: fairy1006

ref: fairy1007