apids_lsst_demo.py

class GaussRank():
    def __init__(self,epsilon=0.001):
        self.epsilon = epsilon
        self.lower,self.upper = -1 + self.epsilon,1 - self.epsilon
        self.range = self.upper - self.lower
        self.transformed_map = None # a dataframe with cols ['src','tgt']

    def fit(self,x):
        # to be implemented ...
        return self  

    def fit_transform(self,x):
        self.fit(x)
        return self.transform(x)  

    def transform(self,x):
        return self._transform(x,src_col='x',tgt_col='y')
    
    def inverse_transform(self,transformed):
        return self._transform(transformed,src_col='y',tgt_col='x')

    def _transform(self,x,src_col,tgt_col):
        # to be implemented ...
        return x