Program.cs

using Cluster;
using DataSet;
using Utility;

using System;
using System.Collections.Generic;
using System.Diagnostics;

namespace AffinityPropagationClusteringt
{
    class Program
    {

        static void Main(string[] args)
        {
            //This is a simple driver program 

            Console.WriteLine("Testing:Driver program for Affinity Propagation clustering algorithm.");
            var rnd = new ToyDataset();
            Stopwatch s = new Stopwatch();

            var data1 = rnd.DataSet();
            var sim = SimilarityMatrix.SparseSimilarityMatrix(data1);


            Console.WriteLine($"Data size:{data1.Length} ; SimilarityMatrix size:{sim.Length}");
            Console.WriteLine($"Start at:{DateTime.Now}");
            s.Start();
            try
            {
            AffinityPropagation model = new AffinityPropagation(data1.Length);
            var centers = model.Fit(sim);
            Print(centers);
            ClusterUtility.AssignClusterCenters(data1, centers);
            int[] centers_index = new int[model.Centers.Count];
            model.Centers.CopyTo(centers_index);
            var t = ClusterUtility.GroupClusters(data1, centers, centers_index);
            //print the clusters (grouped)
              Print(t);
            }
            catch (Exception e)
            {
                Console.WriteLine($"\a{e.Message}");
            }
            s.Stop();
            Console.WriteLine($"\nEnding at:{DateTime.Now}");
            Console.WriteLine($"Ellapsed time: {s.ElapsedMilliseconds} ms  | {s.Elapsed.TotalSeconds} s | {s.Elapsed.TotalMinutes} m");




        }

        public static void Print(int[] clusteredData)
        {
            Console.WriteLine();
            foreach (var s in clusteredData)
                Console.Write($"{s} ");
            Console.WriteLine();
        }
        public static void Print(List<Point>[] clusters)
        { 
            for(int i = 0; i < clusters.Length; ++i) {
                Console.Write($"[{i}]->");
                foreach (var b in clusters[i])
                {
                    Console.Write($"[({b.Coordinates(0).ToString("n2")},{b.Coordinates(1).ToString("n2")})] ");
                }
                Console.WriteLine("\n");
            }
        }

    }
}