def pdf_link(self, link_f, y, Y_metadata=None):
return np.exp(self.logpdf_link(link_f, y, Y_metadata=Y_metadata))<EOL>
:param link_f: latent variables link(f)
:type link_f: Nx1 array
:param y: data
:type y: Nx1 array
:param Y_metadata: includes censoring information in dictionary key 'censored'
:returns: likelihood evaluated for this point
:rtype: float