Fixed and prettified some imprecisions to old docstrings and added new ones in `ctbn.rs`

reCTBN/src/ctbn.rs

@@ -5,16 +5,18 @@ use ndarray::prelude::*;
 use crate::network;
 use crate::params::{Params, ParamsTrait, StateType};
 
-///CTBN network. It represents both the structure and the parameters of a CTBN. CtbnNetwork is
+/// It represents both the structure and the parameters of a CTBN.
-///composed by the following elements:
-///- **adj_metrix**: a 2d ndarray representing the adjacency matrix
-///- **nodes**: a vector containing all the nodes and their parameters.
-///The index of a node inside the vector is also used as index for the adj_matrix.
 ///
-///# Examples
+/// # Arguments
 ///
-///```
+/// * `adj_matrix` - A 2D ndarray representing the adjacency matrix
-///    
+/// * `nodes` - A vector containing all the nodes and their parameters.
+///
+/// The index of a node inside the vector is also used as index for the `adj_matrix`.
+///
+/// # Example
+///
+/// ```rust
 /// use std::collections::BTreeSet;
 /// use reCTBN::network::Network;
 /// use reCTBN::params;
@@ -66,12 +68,14 @@ impl CtbnNetwork {
 }
 
 impl network::Network for CtbnNetwork {
+    /// Initialize an Adjacency matrix.
     fn initialize_adj_matrix(&mut self) {
         self.adj_matrix = Some(Array2::<u16>::zeros(
             (self.nodes.len(), self.nodes.len()).f(),
         ));
     }
 
+    /// Add a new node.
     fn add_node(&mut self, mut n: Params) -> Result<usize, network::NetworkError> {
         n.reset_params();
         self.adj_matrix = Option::None;
@@ -79,6 +83,7 @@ impl network::Network for CtbnNetwork {
         Ok(self.nodes.len() - 1)
     }
 
+    /// Connect two nodes with a new edge.
     fn add_edge(&mut self, parent: usize, child: usize) {
         if let None = self.adj_matrix {
             self.initialize_adj_matrix();
@@ -94,6 +99,7 @@ impl network::Network for CtbnNetwork {
         0..self.nodes.len()
     }
 
+    /// Get the number of nodes of the network.
     fn get_number_of_nodes(&self) -> usize {
         self.nodes.len()
     }
@@ -138,6 +144,7 @@ impl network::Network for CtbnNetwork {
             .0
     }
 
+    /// Get all the parents of the given node.
     fn get_parent_set(&self, node: usize) -> BTreeSet<usize> {
         self.adj_matrix
             .as_ref()
@@ -149,6 +156,7 @@ impl network::Network for CtbnNetwork {
             .collect()
     }
 
+    /// Get all the children of the given node.
     fn get_children_set(&self, node: usize) -> BTreeSet<usize> {
         self.adj_matrix
             .as_ref()