diff --git a/reCTBN/src/process.rs b/reCTBN/src/process.rs
index 45c5e0a..f554af4 100644
--- a/reCTBN/src/process.rs
+++ b/reCTBN/src/process.rs
@@ -5,6 +5,7 @@ pub mod ctmp;
 
 use std::collections::BTreeSet;
 
+use ndarray::Array2;
 use thiserror::Error;
 
 use crate::params;
@@ -117,4 +118,5 @@ pub trait NetworkProcess: Sync {
     ///
     /// * The **children set** of the selected node.
     fn get_children_set(&self, node: usize) -> BTreeSet<usize>;
+    fn get_adj_matrix(&self) -> Option<Array2<u16>>;
 }
diff --git a/reCTBN/src/process/ctbn.rs b/reCTBN/src/process/ctbn.rs
index 162345e..9784776 100644
--- a/reCTBN/src/process/ctbn.rs
+++ b/reCTBN/src/process/ctbn.rs
@@ -240,4 +240,9 @@ impl process::NetworkProcess for CtbnNetwork {
             .filter_map(|(idx, x)| if x > &0 { Some(idx) } else { None })
             .collect()
     }
+
+    /// Get the Adjacency Matrix.
+    fn get_adj_matrix(&self) -> Option<Array2<u16>> {
+        self.adj_matrix.clone()
+    }
 }
diff --git a/reCTBN/src/process/ctmp.rs b/reCTBN/src/process/ctmp.rs
index 41b8db6..4a346e7 100644
--- a/reCTBN/src/process/ctmp.rs
+++ b/reCTBN/src/process/ctmp.rs
@@ -1,5 +1,7 @@
 use std::collections::BTreeSet;
 
+use ndarray::Array2;
+
 use crate::{
     params::{Params, StateType},
     process,
@@ -111,4 +113,7 @@ impl NetworkProcess for CtmpProcess {
             None => panic!("Uninitialized CtmpProcess"),
         }
     }
+    fn get_adj_matrix(&self) -> Option<Array2<u16>> {
+        unimplemented!("CtmpProcess has only one node")
+    }
 }