hbb{N}} \zeta_i h(x-\eta_i), \qquad \eta_i \in
\mathbb{X}
\end{align*}\]</span> where <span class="math inline">\(\{\zeta_i,
\eta_i\}_{i \in \mathbb{N}}\)</span> is a Poisson point process on <span class="math inline">\(\mathbb{R}_{+} \times \mathbb{X}\)</span> with
intensity measure <span class="math inline">\(\zeta^{-2}\mathrm{d} \zeta
\mathrm{d} \eta\)</span> and <span class="math inline">\(h\)</span> is
the density of the multivariate Gaussian distribution. Other <span class="math inline">\(h\)</span> c