def plus_app(x): x1, x2 = split_attrs(x) return x1 + x2
def devide_app(x): x1, x2 = split_attrs(x) return x1 / x2
def minus_abs_app(x): x1, x2 = split_attrs(x) return np.abs(x1 - x2)
def log_app(x): x1, x2 = split_attrs(x) return np.abs(np.log((x1 + 1) / (x2 + 1)))
def minus_app(x): x1, x2 = split_attrs(x) return x1 - x2