Ejemplo n.º 1
0
        public override LabelType GetLabel(DomainType[] instance_features)
        {
            NearestNeighbourEnumerator <DomainType, DistanceType, LabelType> enumerator = kdtree.NearestNeighbors(instance_features, DistanceFunction, default(DistanceType), default(DistanceType), false, neighbor_count);
            IList <Tuple <DomainType[], DistanceType, LabelType> >           neighbors  = new List <Tuple <DomainType[], DistanceType, LabelType> >();

            do
            {
                neighbors.Add(enumerator.Current);
            }while (enumerator.MoveNext());
            return(voting_system.elect(neighbors).Item3);
        }
Ejemplo n.º 2
0
        public override LabelType GetLabel(DomainType[] instance_features)
        {
            IList <Tuple <DomainType[], DistanceType, LabelType> > neighbors = new List <Tuple <DomainType[], DistanceType, LabelType> >();

            foreach (Tuple <DomainType[], LabelType> neighbor in this.list)
            {
                neighbors.Add(new Tuple <DomainType[], DistanceType, LabelType>(neighbor.Item1, this.distance_function.Compute(neighbor.Item1, instance_features), neighbor.Item2));
            }
            List <Tuple <DomainType[], DistanceType, LabelType> > ordered_neighbors = new List <Tuple <DomainType[], DistanceType, LabelType> >(neighbors.OrderBy(tuple => tuple.Item2));

            Tuple <DomainType[], DistanceType, LabelType>[] selected_neighbors = ToolsCollection.Crop(ordered_neighbors, this.neighbor_count);
            return(voting_system.elect(selected_neighbors).Item3);
        }