mmo-modeling-roi.py

media_decomp = pd.DataFrame({i:np.array(trace['posterior']["contribution_"+str(i)]).mean(axis=(0,1)) for i in channel_priors.keys()}, index=dates) * media['REVENUE'].mean()

media_roi = pd.concat([
    media.drop(['DATE','REVENUE'],axis=1).sum(), 
    media_decomp.sum()
], axis=1).reset_index()

media_roi.columns = ['media','spend','revenue']

media_roi['ROI'] = (media_roi['revenue'] / media_roi['spend'])
media_roi = media_roi.merge(model, left_on='media', right_on='variable')

media_roi.drop(['variable','alpha','gamma'], axis=1, inplace=True)

media_roi