static void Main()
        {
            //Problem 1. Point3D
            Console.WriteLine("Problem 1. Point3D");
            Console.WriteLine("--------------------");

            Point p1 = new Point(1, 2, 3);
            Point p2 = new Point(3.4, 4.66, 5.55);

            Console.WriteLine(p1);
            Console.WriteLine(p2);
            Console.WriteLine(Point.StartPoint);
            Console.WriteLine();

            //Problem 2. Distance Calculator
            Console.WriteLine("Problem 2. Distance Calculator");
            Console.WriteLine("-------------------------------");

            double distance = DistanceCalculator.CalculateDistance(p1, p2);

            Console.WriteLine(distance);
            Console.WriteLine();

            //Problem 3. Paths
            Console.WriteLine("Problem 3. Paths");
            Console.WriteLine("-------------------------------");

            Path path = new Path(p1, p2, Point.StartPoint);

            Console.WriteLine("Save path: {0}", path);
            Storage.SavePathInFile("path.txt", path);
            Path loadPath = Storage.LoadPathOfFile("path.txt");

            Console.WriteLine("Load path: {0}", loadPath);
        }
示例#2
0
    static void Main()
    {
        Point3D firstPoint  = new Point3D("First Point", -7, -4, 3);
        Point3D secondPoint = new Point3D("Second Point", 17, 6, 2.5);

        Console.WriteLine("The distance between the two points is : {0}", DistanceCalculator.CalculateDistance(firstPoint, secondPoint));
    }
示例#3
0
    static void Main()
    {
        Point3D a = new Point3D(-7, -4, 3);
        Point3D b = new Point3D(17, 6, 2.5);

        Console.WriteLine(DistanceCalculator.CalculateDistance(a, b));
    }
示例#4
0
        public static void Main(string[] args)
        {
            Console.WriteLine("Hello World!");

            // generateLocations();
            // generateRelations();

            var pointRelationships = JsonSerializer.Deserialize <IReadOnlyList <PointRelationship> >(File.ReadAllText(pointRelationshipPath));
            var nodeConnector      = new NodeConnector();

            var sw = new Stopwatch();

            Console.WriteLine("connect start");
            sw.Start();
            var pointNodes = nodeConnector.Connect(pointRelationships);

            sw.Stop();
            Console.WriteLine($"connect stop: {sw.ElapsedMilliseconds}");

            var    distanceCalculator = new DistanceCalculator();
            string source             = "1520000";
            string target             = "2610012";

            Console.WriteLine("calculate start");
            sw.Reset();
            sw.Start();
            Console.WriteLine($"{source}~{target}: {distanceCalculator.CalculateDistance(pointNodes, source, target)}m");
            sw.Stop();
            Console.WriteLine($"calculate stop: {sw.ElapsedMilliseconds}");
        }
示例#5
0
    private static void Main()
    {
        Console.WriteLine("Problem 1. Point3D");
        Point3D p1 = new Point3D(1, 2, 3);
        Point3D p2 = new Point3D(3.4, 4.66, 5.55);

        Console.WriteLine(p1);
        Console.WriteLine(p2);
        Console.WriteLine(Point3D.StartPoint);
        Console.WriteLine();

        Console.WriteLine("Problem 2. Distance Calculator");
        double distance = DistanceCalculator.CalculateDistance(p1, p2);

        Console.WriteLine(distance);
        Console.WriteLine();

        Console.WriteLine("Problem 3. Paths3D");
        Path3D path = new Path3D(p1, p2, Point3D.StartPoint);

        Console.WriteLine("Save path: {0}", path);
        Storage.SavePathInFile("path.txt", path);
        Path3D loadPath = Storage.LoadPathOfFile("path.txt");

        Console.WriteLine("Load path: {0}", loadPath);
    }
示例#6
0
        public void DistanceCalculationwithTwoContigs()
        {
            const int         KmerLength = 6;
            IList <ISequence> sequences  = new List <ISequence>()
            {
                new Sequence(Alphabets.DNA, "GATCTGATAA")
                {
                    ID = ">gi|263191773|ref|NG_015830.1| H**o sapiens insulin receptor substrate 1 (IRS1) on chromosome 2.X1:0.5K"
                },
                new Sequence(Alphabets.DNA, "ATCTGATAAG")
                {
                    ID = ">gi|263191773|ref|NG_015830.1| H**o sapiens insulin receptor on chromosome 2.F:0.5K"
                },
                new Sequence(Alphabets.DNA, "TCTGATAAGG")
                {
                    ID = ">gi|263191773|ref | H**o sapiens ........insulin receptor on chromosome 2.2:0.5K"
                },
                new Sequence(Alphabets.DNA, "TTTTTGATGG")
                {
                    ID = ">gi|263191773|ref|NG_015830.1| H**o sapiens insulin receptor substrate 1 (IRS1) on chromosome 2.Y1:0.5K"
                },
                new Sequence(Alphabets.DNA, "TTTTGATGGC")
                {
                    ID = ">gi|263191773|ref|NG_015830.1| H**o sapiens insulin receptor on chromosome 2.R:0.5K"
                },
                new Sequence(Alphabets.DNA, "TTTGATGGCA")
                {
                    ID = ">gi|263191773|ref | H**o sapiens ........insulin receptor on chromosome 2.1:0.5K"
                }
            };

            IList <ISequence> contigs = new List <ISequence> {
                new Sequence(Alphabets.DNA, "GATCTGATAAGG"),
                new Sequence(Alphabets.DNA, "TTTTTGATGGCA")
            };

            ReadContigMapper mapper         = new ReadContigMapper();
            ReadContigMap    maps           = mapper.Map(contigs, sequences, KmerLength);
            MatePairMapper   mapPairedReads = new MatePairMapper();
            ContigMatePairs  pairs          = mapPairedReads.MapContigToMatePairs(sequences, maps);

            OrientationBasedMatePairFilter filter = new OrientationBasedMatePairFilter();
            ContigMatePairs    contigpairedReads  = filter.FilterPairedReads(pairs);
            DistanceCalculator calc = new DistanceCalculator(contigpairedReads);

            contigpairedReads = calc.CalculateDistance();
            Assert.AreEqual(contigpairedReads.Values.Count, 1);
            Assert.IsTrue(contigpairedReads.ContainsKey(contigs[0]));

            Dictionary <ISequence, IList <ValidMatePair> > map = contigpairedReads[contigs[0]];

            Assert.IsTrue(map.ContainsKey(contigs[1]));
            IList <ValidMatePair> valid = map[contigs[1]];

            Assert.AreEqual(valid.First().DistanceBetweenContigs[0], (float)478.000031);
            Assert.AreEqual(valid.First().DistanceBetweenContigs[1], (float)477.0);
            Assert.AreEqual(valid.First().StandardDeviation[0], (float)14.1421356);
            Assert.AreEqual(valid.First().StandardDeviation[1], (float)14.1421356);
            Assert.AreEqual(valid.First().Weight, 2);
        }
示例#7
0
        public void DistanceCalculationwithTwoContigsWeightedMean()
        {
            const int        KmerLength = 6;
            List <ISequence> sequences  = new List <ISequence>();
            Sequence         seq        = new Sequence(Alphabets.DNA, "GATCTGATAA".Select(a => (byte)a).ToArray());

            seq.ID = ">gi|263191773|ref|NG_015830.1| H**o sapiens insulin receptor"
                     + "substrate 1 (IRS1) on chromosome 2.x1:2K";
            sequences.Add(seq);
            seq    = new Sequence(Alphabets.DNA, "ATCTGATAAG".Select(a => (byte)a).ToArray());
            seq.ID = ">gi|263191773|ref|NG_015830.1| H**o sapiens insulin receptor"
                     + "on chromosome 2.f:0.5K";
            sequences.Add(seq);
            seq    = new Sequence(Alphabets.DNA, "TCTGATAAGG".Select(a => (byte)a).ToArray());
            seq.ID = ">gi|263191773|ref | H**o sapiens ........insulin receptor"
                     + "on chromosome 2.2:0.5K";
            sequences.Add(seq);
            seq    = new Sequence(Alphabets.DNA, "TTTTTGATGG".Select(a => (byte)a).ToArray());
            seq.ID = ">gi|263191773|ref|NG_015830.1| H**o sapiens insulin receptor"
                     + "substrate 1 (IRS1) on chromosome 2.y1:2K";
            sequences.Add(seq);
            seq    = new Sequence(Alphabets.DNA, "TTTTGATGGC".Select(a => (byte)a).ToArray());
            seq.ID = ">gi|263191773|ref|NG_015830.1| H**o sapiens insulin receptor"
                     + "on chromosome 2.r:0.5K";
            sequences.Add(seq);
            seq    = new Sequence(Alphabets.DNA, "TTTGATGGCA".Select(a => (byte)a).ToArray());
            seq.ID = ">gi|263191773|ref | H**o sapiens ........insulin receptor"
                     + "on chromosome 2.1:0.5K";
            sequences.Add(seq);
            IList <ISequence> contigs = new List <ISequence> {
                new Sequence(Alphabets.DNA, "GATCTGATAAGG".Select(a => (byte)a).ToArray()),
                new Sequence(Alphabets.DNA, "TTTTTGATGGCA".Select(a => (byte)a).ToArray())
            };

            ReadContigMapper mapper = new ReadContigMapper();
            ReadContigMap    maps   = mapper.Map(contigs, sequences, KmerLength);

            MatePairMapper  mapPairedReads        = new MatePairMapper();
            ContigMatePairs pairedReads           = mapPairedReads.MapContigToMatePairs(sequences, maps);
            OrientationBasedMatePairFilter filter = new OrientationBasedMatePairFilter();
            ContigMatePairs    contigpairedReads  = filter.FilterPairedReads(pairedReads);
            DistanceCalculator calc = new DistanceCalculator(contigpairedReads);

            contigpairedReads = calc.CalculateDistance();
            Assert.AreEqual(contigpairedReads.Values.Count, 1);
            Assert.IsTrue(contigpairedReads.ContainsKey(contigs[0]));

            Dictionary <ISequence, IList <ValidMatePair> > map = contigpairedReads[contigs[0]];

            Assert.IsTrue(map.ContainsKey(contigs[1]));
            IList <ValidMatePair> valid = map[contigs[1]];

            Assert.AreEqual(valid.First().DistanceBetweenContigs[0], (float)1228.0);
            Assert.AreEqual(valid.First().DistanceBetweenContigs[1], (float)1227.0);
            Assert.AreEqual(valid.First().StandardDeviation[0], (float)60);
            Assert.AreEqual(valid.First().StandardDeviation[1], (float)60);
            Assert.AreEqual(valid.First().Weight, 2);
        }
示例#8
0
        public double CalculateDistance(List <Point3D> listOfPoints)
        {
            double result = 0;

            for (int i = 0; i < listOfPoints.Count - 1; i++)
            {
                result += DistanceCalculator.CalculateDistance(listOfPoints[i], listOfPoints[i + 1]);
            }
            return(result);
        }
 public void CalculateDistanceTest()
 {
     DistanceCalculator target = new DistanceCalculator(); // TODO: Initialize to an appropriate value
     double time = 5; // TODO: Initialize to an appropriate value
     double speed = 6; // TODO: Initialize to an appropriate value
     double expected = 30; // TODO: Initialize to an appropriate value
     double actual;
     actual = target.CalculateDistance(time, speed);
     Assert.AreEqual(expected, actual);
     //Assert.Inconclusive("Verify the correctness of this test method.");
 }
示例#10
0
        public void CalculateDistanceForLeg()
        {
            var locations = new LocationRepository().GetAll();

            var hookNorton = locations.First(l => l.Name.StartsWith("Hook Norton"));
            var theBridge  = locations.First(l => l.Name.StartsWith("The Bridge"));

            var dist = DistanceCalculator.CalculateDistance(hookNorton, theBridge);

            dist.Should().BeApproximately(144.738, 0.1);
        }
        public void CalculateDistanceTest()
        {
            DistanceCalculator target   = new DistanceCalculator(); // TODO: Initialize to an appropriate value
            double             time     = 5;                        // TODO: Initialize to an appropriate value
            double             speed    = 6;                        // TODO: Initialize to an appropriate value
            double             expected = 30;                       // TODO: Initialize to an appropriate value
            double             actual;

            actual = target.CalculateDistance(time, speed);
            Assert.AreEqual(expected, actual);
            //Assert.Inconclusive("Verify the correctness of this test method.");
        }
示例#12
0
    static void Main()
    {
        Console.WriteLine(Point3D.StartingPoint);
        Console.WriteLine();

        var point_1 = new Point3D(2, 4, 6);
        var point_2 = new Point3D(1, 6, 4);

        double distace = DistanceCalculator.CalculateDistance(point_1, point_2);

        Console.WriteLine(distace);
    }
        public void Should_Correctly_Generate_Distance()
        {
            // verified manually first using an online distance calculator -> https://www.vcalc.com/wiki/vCalc/Haversine+-+Distance
            var latFrom  = 53.339428;
            var longFrom = -6.257664;

            Assert.Equal(42, DistanceCalculator.CalculateDistance(latFrom, longFrom, 52.986375, -6.043701));
            Assert.Equal(313, DistanceCalculator.CalculateDistance(latFrom, longFrom, 51.92893, -10.27699));
            Assert.Equal(302, DistanceCalculator.CalculateDistance(latFrom, longFrom, 52.3191841, -10.4240951));
            Assert.Equal(222, DistanceCalculator.CalculateDistance(latFrom, longFrom, 51.8856167, -8.5072391));
            Assert.Equal(109, DistanceCalculator.CalculateDistance(latFrom, longFrom, 53.807778, -7.714444));
        }
示例#14
0
        public void DistanceCalculation()
        {
            var termWeightRepresentation = new Mock<ITermWeightRepresentation>();
            termWeightRepresentation.Setup(x => x.TermWeight(It.Is<string>(y => y == "bee"))).Returns(0.91629);
            termWeightRepresentation.Setup(x => x.TermWeight(It.Is<string>(y => y == "wasp"))).Returns(0.91629);
            termWeightRepresentation.Setup(x => x.TermWeight(It.Is<string>(y => y == "fly"))).Returns(0.22314);
            var termsCollection = new TermsCollection(new[] {"bee", "wasp", "fly", "fruit", "like"});

            var distanceCalculator = new DistanceCalculator();
            double actualDistance = distanceCalculator.CalculateDistance(termWeightRepresentation.Object,
                                                                         termsCollection);

            Assert.AreEqual(1.314903211, actualDistance, 0.0001);
        }
示例#15
0
 protected void btnCalculate_Click(object sender, EventArgs e)
 {
     try
     {
         DistanceCalculator distanceCalculator = new DistanceCalculator();
         lblDistance.Text = distanceCalculator.CalculateDistance
             (Convert.ToDouble(txtTime.Text),
             Convert.ToDouble(txtSpeed.Text)).ToString();
     }
     catch (Exception ex)
     {
         lblDistance.Text = ex.Message;
     }
 }
示例#16
0
        private void GenerateRecsForNodeArray()
        {
            List <Node> nodes = new List <Node>();

            MemoryTree.ToList(nodes);
            nodes = nodes.Except(CurrentUser.NotShow).Except(CurrentUser.Favourite).ToList();

            foreach (Node node in nodes)
            {
                node.Distance = 0.0;

                foreach (Node n in CurrentUser.Favourite)
                {
                    DistanceCalculator calculator = new DistanceCalculator(node, n);
                    node.Distance += calculator.CalculateDistance((MeasureType)MeasureTypeIndex);
                }

                node.Distance /= (double)CurrentUser.Favourite.Count();
            }

            nodes.Sort(delegate(Node node1, Node node2)
            {
                if (node1 == null && node2 == null)
                {
                    return(0);
                }
                if (node1 == null)
                {
                    return(-1);
                }
                if (node2 == null)
                {
                    return(1);
                }

                if (node1.Distance == node2.Distance)
                {
                    return(0);
                }
                if (node1.Distance > node2.Distance)
                {
                    return(1);
                }
                return(-1);
            });

            Recommendations = new ObservableCollection <Node>(nodes.Take(UsersCount));

            AddRecommendationsToItems();
        }
示例#17
0
 protected void btnCalculate_Click(object sender, EventArgs e)
 {
     try
     {
         DistanceCalculator distanceCalculator = new DistanceCalculator();
         lblDistance.Text = distanceCalculator.CalculateDistance
                                (Convert.ToDouble(txtTime.Text),
                                Convert.ToDouble(txtSpeed.Text)).ToString();
     }
     catch (Exception ex)
     {
         lblDistance.Text = ex.Message;
     }
 }
示例#18
0
        private IEnumerable <Node> GenerateRecsForNodeArray()
        {
            var nodes = new List <Node>();

            MemoryTree.ToList(nodes);
            nodes = nodes.Except(CurrentUser.NotShow).Except(CurrentUser.Favourite).ToList();

            foreach (var node in nodes)
            {
                node.Distance = 0.0;

                foreach (var n in CurrentUser.Favourite)
                {
                    var calculator = new DistanceCalculator(node, n);
                    node.Distance += calculator.CalculateDistance((MeasureType)MeasureTypeIndex);
                }

                node.Distance /= (double)CurrentUser.Favourite.Count();
            }

            nodes.Sort(delegate(Node node1, Node node2)
            {
                if (node1 == null && node2 == null)
                {
                    return(0);
                }
                if (node1 == null)
                {
                    return(-1);
                }
                if (node2 == null)
                {
                    return(1);
                }

                if (node1.Distance == node2.Distance)
                {
                    return(0);
                }
                if (node1.Distance > node2.Distance)
                {
                    return(1);
                }
                return(-1);
            });

            return(nodes);
        }
示例#19
0
        static void Main(string[] args)
        {
            Console.WriteLine("Day1 Star1");
            FuelRequirementsCalculator fuelRequirementsCalculator = new FuelRequirementsCalculator();

            Console.WriteLine($"Result: {fuelRequirementsCalculator.CalculateTotalFuelRequirements(InputReader.InputReader.ReadDay1Input())}");
            Console.WriteLine();

            Console.WriteLine("Day1 Star2");
            Day1.Star2.FuelRequirementsCalculator fuelRequirementsCalculator2 = new Day1.Star2.FuelRequirementsCalculator();
            Console.WriteLine($"Result: {fuelRequirementsCalculator2.CalculateTotalFuelRequirements(InputReader.InputReader.ReadDay1Input())}");
            Console.WriteLine();

            Console.WriteLine("Day 2 Star1");
            IntCodeComputer intCodeComputer = new IntCodeComputer();

            Console.WriteLine($"Result {intCodeComputer.Process(InputReader.InputReader.ReadDay2Input())}");
            Console.WriteLine();

            Console.WriteLine("Day 2 Star2");
            Day2.Star2.IntCodeComputer intCodeComputer2 = new Day2.Star2.IntCodeComputer();
            Console.WriteLine($"Result: {intCodeComputer2.FindInputsToProduceValue(InputReader.InputReader.ReadDay2Input(), 19690720)}");
            Console.WriteLine();

            Console.WriteLine("Day3 Star1");
            DistanceCalculator distanceCalculator = new DistanceCalculator();

            Console.WriteLine($"Result {distanceCalculator.CalculateDistance(InputReader.InputReader.ReadDay3Input())}");
            Console.WriteLine();

            Console.WriteLine("Day3 Star2");
            Day3.Star2.DistanceCalculator distanceCalculator2 = new Day3.Star2.DistanceCalculator();
            Console.WriteLine($"Result {distanceCalculator2.CalculateDistance(InputReader.InputReader.ReadDay3SmallInput())}");
            Console.WriteLine();

            Console.WriteLine("Day4 Star1");
            PasswordFinder passwordFinder = new PasswordFinder();

            Console.WriteLine($"Result: {passwordFinder.FindPossiblePasswords(145852, 616942).Count()}");
            Console.WriteLine();

            Console.WriteLine("Day4 Star2");
            Day4.Star2.PasswordFinder passwordFinder2 = new Day4.Star2.PasswordFinder();
            Console.WriteLine($"Result {passwordFinder2.FindPossiblePasswords(145852, 616942).Count()}");
        }
示例#20
0
    static void Main()
    {
        Console.WriteLine("Please enter coordinates of the first point separated by space:");
        string coordinates = Console.ReadLine();

        string[] tempString = coordinates.Split(' ');
        double   x1         = double.Parse(tempString[0]);
        double   y1         = double.Parse(tempString[1]);
        double   z1         = double.Parse(tempString[2]);

        Console.WriteLine("Please enter coordinates of the second point separated by space:");
        coordinates = Console.ReadLine();
        tempString  = coordinates.Split(' ');
        double x2 = double.Parse(tempString[0]);
        double y2 = double.Parse(tempString[1]);
        double z2 = double.Parse(tempString[2]);

        Console.WriteLine(DistanceCalculator.CalculateDistance(x1, y1, z1, x2, y2, z2));
    }
示例#21
0
        private void GenerateRecsForSingleNode(Node node)
        {
            List <Node> nodes = new List <Node>();

            MemoryTree.ToList(nodes);
            nodes = nodes.Except(CurrentUser.NotShow).Except(new[] { node }).ToList();

            foreach (Node n in nodes)
            {
                DistanceCalculator calculator = new DistanceCalculator(node, n);
                n.Distance = calculator.CalculateDistance((MeasureType)MeasureTypeIndex);
            }

            nodes.Sort(delegate(Node node1, Node node2)
            {
                if (node1 == null && node2 == null)
                {
                    return(0);
                }
                if (node1 == null)
                {
                    return(-1);
                }
                if (node2 == null)
                {
                    return(1);
                }

                if (node1.Distance == node2.Distance)
                {
                    return(0);
                }
                if (node1.Distance > node2.Distance)
                {
                    return(1);
                }
                return(-1);
            });

            Recommendations = new ObservableCollection <Node>(nodes.Take(RecsLength));

            AddRecommendationsToItems();
        }
示例#22
0
        private IEnumerable <Node> GenerateRecsForSingleNode(Node node)
        {
            var nodes = new List <Node>();

            MemoryTree.ToList(nodes);
            nodes = nodes.Except(CurrentUser.NotShow).Except(new[] { node }).ToList();

            foreach (var n in nodes)
            {
                var calculator = new DistanceCalculator(node, n);
                n.Distance = calculator.CalculateDistance((MeasureType)MeasureTypeIndex);
            }

            nodes.Sort(delegate(Node node1, Node node2)
            {
                if (node1 == null && node2 == null)
                {
                    return(0);
                }
                if (node1 == null)
                {
                    return(-1);
                }
                if (node2 == null)
                {
                    return(1);
                }

                if (node1.Distance == node2.Distance)
                {
                    return(0);
                }
                if (node1.Distance > node2.Distance)
                {
                    return(1);
                }
                return(-1);
            });

            return(nodes);
        }
示例#23
0
        public override void Train(TrainingParameters parameters)
        {
            SomTrainingParameters p = (SomTrainingParameters)parameters;

            try
            {
                parameters.Validate();
            }
            catch (TrainingParametersException e)
            {
                throw new SomLogicalException($"Improper training parameters. {e.Message}");
            }

            var trainingData         = p.TrainingData;
            var iterations           = p.NumberOfIterations;
            var neighborhoodFunction = p.NeighbourhoodFunction;
            var learningRate         = p.LearningRate;
            var tiredness            = p.TirednessMechanism;


            if (trainingData.First().Count != Dimensions)
            {
                throw new SomLogicalException("Training data points dimensions doesn't match som dimensions.");
            }

            tiredness?.Initialize(Neurons);
            Observer?.SaveState(Neurons);

            int numberOfShuffles = (iterations / trainingData.Count) + 1;

            for (int j = 0; j < numberOfShuffles; j++)
            {
                var shuffled = trainingData.Shuffle();
                for (int i = 0; i < shuffled.Count; i++)
                {
                    if (j * shuffled.Count + i == iterations)
                    {
                        return;
                    }
                    Dictionary <Neuron, double> neuronsDistances = new Dictionary <Neuron, double>();

                    for (int k = 0; k < Neurons.Count; k++)
                    {
                        //store neurons with their distances
                        neuronsDistances.Add(Neurons[k],
                                             DistanceCalculator.CalculateDistance(shuffled[i], Neurons[k].CurrentWeights));
                    }

                    var potentialWinners = tiredness == null ? Neurons : tiredness.SelectPotentialWinners(Neurons);

                    Neuron winner = neuronsDistances.Where(pair => potentialWinners.Contains(pair.Key))
                                    .OrderBy(pair => pair.Value).First().Key;

                    tiredness?.Update(winner, Neurons);

                    var neuronsNeighbourhoodCoefficients =
                        neighborhoodFunction.CalculateNeighborhoodValues(winner, neuronsDistances, DistanceCalculator,
                                                                         j * trainingData.Count + i);

                    foreach (var neuron in Neurons)
                    {
                        var diffVec = shuffled[i].Subtract(neuron.CurrentWeights);

                        var deltaWeight = diffVec.Multiply(learningRate.GetValue(j * trainingData.Count + i) *
                                                           neuronsNeighbourhoodCoefficients[neuron]);
                        neuron.CurrentWeights = neuron.CurrentWeights + deltaWeight;
                    }

                    Observer?.SaveState(Neurons);
                }
            }
        }
示例#24
0
        public override void Train(TrainingParameters parameters)
        {
            KMeansTrainingParameters p = (KMeansTrainingParameters)parameters;

            try
            {
                p.Validate();
            }
            catch (TrainingParametersException e)
            {
                throw new SomLogicalException($"Improper training parameters. {e.Message}");
            }

            var trainingData = parameters.TrainingData;
            var epochs       = p.Epochs;

            if (trainingData.First().Count != Dimensions)
            {
                throw new SomLogicalException("Training data points dimensions doesn't match som dimensions.");
            }


            Observer?.SaveState(Neurons);

            bool end = false;

            for (int j = 0; j < epochs && !end; j++)
            {
                var shuffled = trainingData.Shuffle();
                Dictionary <Neuron, List <Vector <double> > > neuronsZones = new Dictionary <Neuron, List <Vector <double> > >();
                foreach (var neuron in Neurons)
                {
                    neuronsZones.Add(neuron, new List <Vector <double> >());
                }
                for (int i = 0; i < shuffled.Count; i++)
                {
                    Dictionary <Neuron, double> neuronsDistances = new Dictionary <Neuron, double>();
                    for (int k = 0; k < Neurons.Count; k++)
                    {
                        //store neurons with their distances
                        neuronsDistances.Add(Neurons[k],
                                             DistanceCalculator.CalculateDistance(shuffled[i], Neurons[k].CurrentWeights));
                    }
                    Neuron winner = neuronsDistances.OrderBy(pair => pair.Value).First().Key;
                    neuronsZones[winner].Add(shuffled[i]);
                }


                var aggregate = Vector <double> .Build.DenseOfEnumerable(new List <double>(new double[Dimensions]));

                end = true;
                foreach (var pair in neuronsZones)
                {
                    foreach (var vec in pair.Value)
                    {
                        aggregate = aggregate.Add(vec);
                    }

                    if (pair.Value.Count != 0)
                    {
                        aggregate = aggregate.Divide(pair.Value.Count);
                        var diff = aggregate.Subtract(pair.Key.CurrentWeights).Map(Math.Abs).Sum();
                        if (end && diff > 0.0001)
                        {
                            end = false;
                        }
                        pair.Key.CurrentWeights = aggregate;
                    }
                }

                Observer?.SaveState(Neurons);
            }
        }
示例#25
0
 public void CalculateDistance_CalculatingDistance_DistanceIsCorrect(double x1, double x2, double y1, double y2, double distance)
 {
     Assert.That(_uut.CalculateDistance(x1, x2, y1, y2), Is.EqualTo(distance).Within(0.5));
 }
示例#26
0
        public void TracePathTestWithPalindromicContig()
        {
            const int        kmerLength         = 6;
            const int        dangleThreshold    = 3;
            const int        redundantThreshold = 7;
            List <ISequence> sequences          = new List <ISequence>();
            Sequence         seq = new Sequence(Alphabets.DNA, "ATGCCTC");

            seq.DisplayID = ">10.x1:abc";
            sequences.Add(seq);
            seq           = new Sequence(Alphabets.DNA, "CCTCCTAT");
            seq.DisplayID = "1";
            sequences.Add(seq);
            seq           = new Sequence(Alphabets.DNA, "TCCTATC");
            seq.DisplayID = "2";
            sequences.Add(seq);
            seq           = new Sequence(Alphabets.DNA, "TGCCTCCT");
            seq.DisplayID = "3";
            sequences.Add(seq);
            seq           = new Sequence(Alphabets.DNA, "ATCTTAGC");
            seq.DisplayID = "4";
            sequences.Add(seq);
            seq           = new Sequence(Alphabets.DNA, "CTATCTTAG");
            seq.DisplayID = "5";
            sequences.Add(seq);
            seq           = new Sequence(Alphabets.DNA, "CTTAGCG");
            seq.DisplayID = "6";
            sequences.Add(seq);
            seq           = new Sequence(Alphabets.DNA, "GCCTCCTAT");
            seq.DisplayID = ">8.x1:abc";
            sequences.Add(seq);
            seq           = new Sequence(Alphabets.DNA, "TAGCGCGCTA");
            seq.DisplayID = ">8.y1:abc";
            sequences.Add(seq);
            seq           = new Sequence(Alphabets.DNA, "AGCGCGC");
            seq.DisplayID = ">9.x1:abc";
            sequences.Add(seq);
            seq           = new Sequence(Alphabets.DNA, "TTTTTT");
            seq.DisplayID = "7";
            sequences.Add(seq);
            seq           = new Sequence(Alphabets.DNA, "TTTTTAAA");
            seq.DisplayID = "8";
            sequences.Add(seq);
            seq           = new Sequence(Alphabets.DNA, "TAAAAA");
            seq.DisplayID = "9";
            sequences.Add(seq);
            seq           = new Sequence(Alphabets.DNA, "TTTTAG");
            seq.DisplayID = "10";
            sequences.Add(seq);
            seq           = new Sequence(Alphabets.DNA, "TTTAGC");
            seq.DisplayID = "11";
            sequences.Add(seq);
            seq           = new Sequence(Alphabets.DNA, "GCGCGCCGCGCG");
            seq.DisplayID = "12";
            sequences.Add(seq);

            KmerLength = kmerLength;
            SequenceReads.Clear();
            AddSequenceReads(sequences);
            CreateGraph();
            DanglingLinksThreshold       = dangleThreshold;
            DanglingLinksPurger          = new DanglingLinksPurger(dangleThreshold);
            RedundantPathLengthThreshold = redundantThreshold;
            RedundantPathsPurger         = new RedundantPathsPurger(redundantThreshold);
            UnDangleGraph();
            RemoveRedundancy();

            IList <ISequence> contigs = BuildContigs();
            ReadContigMapper  mapper  = new ReadContigMapper();

            ReadContigMap  maps    = mapper.Map(contigs, sequences, kmerLength);
            MatePairMapper builder = new MatePairMapper();

            CloneLibrary.Instance.AddLibrary("abc", (float)5, (float)15);
            ContigMatePairs pairedReads = builder.MapContigToMatePairs(sequences, maps);

            ContigMatePairs overlap;
            OrientationBasedMatePairFilter filter = new OrientationBasedMatePairFilter();

            overlap = filter.FilterPairedReads(pairedReads, 0);
            DistanceCalculator dist = new DistanceCalculator();

            dist.CalculateDistance(overlap);
            Graph.BuildContigGraph(contigs, this.KmerLength);
            TracePath            path  = new TracePath();
            IList <ScaffoldPath> paths = path.FindPaths(Graph, overlap, kmerLength, 3);

            Assert.AreEqual(paths.Count, 3);
            Assert.AreEqual(paths.First().Count, 3);
            ScaffoldPath  scaffold = paths.First();
            DeBruijnGraph graph    = Graph;

            Assert.IsTrue(graph.GetNodeSequence(scaffold[0].Key).ToString().Equals("ATGCCTCCTATCTTAGC"));
            Assert.IsTrue(graph.GetNodeSequence(scaffold[1].Key).ToString().Equals("TTAGCGCG"));
            Assert.IsTrue(graph.GetNodeSequence(scaffold[2].Key).ToString().Equals("GCGCGC"));
        }
示例#27
0
 //CALCULA LA DISTANCIA CON 6 PUNTOS DADOS PARA QUE COJA UN CAMINO CORRECTO ANTES DE IR HACIA CASA DE ROSITA
 void CalculateDistance()
 {
     dateRositaRoutine  = distanceCalculatorScript.CalculateDistance(auxiliarPoints);
     specialRoutines[0] = dateRositaRoutine;
 }
示例#28
0
        public void TracePathTestWithPalindromicContig()
        {
            const int kmerLengthConst    = 5;
            const int dangleThreshold    = 3;
            const int redundantThreshold = 6;

            var sequences = new List <ISequence>()
            {
                new Sequence(Alphabets.DNA, "ATGCCTC")
                {
                    ID = "0"
                },
                new Sequence(Alphabets.DNA, "CCTCCTAT")
                {
                    ID = "1"
                },
                new Sequence(Alphabets.DNA, "TCCTATC")
                {
                    ID = "2"
                },
                new Sequence(Alphabets.DNA, "TGCCTCCT")
                {
                    ID = "3"
                },
                new Sequence(Alphabets.DNA, "ATCTTAGC")
                {
                    ID = "4"
                },
                new Sequence(Alphabets.DNA, "CTATCTTAG")
                {
                    ID = "5"
                },
                new Sequence(Alphabets.DNA, "CTTAGCG")
                {
                    ID = "6"
                },
                new Sequence(Alphabets.DNA, "GCCTCCTAT")
                {
                    ID = "7"
                },
                new Sequence(Alphabets.DNA, "TAGCGCGCTA")
                {
                    ID = "8"
                },
                new Sequence(Alphabets.DNA, "AGCGCGC")
                {
                    ID = "9"
                },
                new Sequence(Alphabets.DNA, "TTTTTT")
                {
                    ID = "10"
                },
                new Sequence(Alphabets.DNA, "TTTTTAAA")
                {
                    ID = "11"
                },
                new Sequence(Alphabets.DNA, "TAAAAA")
                {
                    ID = "12"
                },
                new Sequence(Alphabets.DNA, "TTTTAG")
                {
                    ID = "13"
                },
                new Sequence(Alphabets.DNA, "TTTAGC")
                {
                    ID = "14"
                },
                new Sequence(Alphabets.DNA, "GCGCGCCGCGCG")
                {
                    ID = "15"
                },
            };

            KmerLength = kmerLengthConst;
            SequenceReads.Clear();

            SetSequenceReads(sequences);
            CreateGraph();

            DanglingLinksThreshold       = dangleThreshold;
            DanglingLinksPurger          = new DanglingLinksPurger(dangleThreshold);
            RedundantPathLengthThreshold = redundantThreshold;
            RedundantPathsPurger         = new RedundantPathsPurger(redundantThreshold);

            UnDangleGraph();
            RemoveRedundancy();

            IList <ISequence> contigs = BuildContigs().ToList();
            ReadContigMapper  mapper  = new ReadContigMapper();

            ReadContigMap  maps    = mapper.Map(contigs, sequences, kmerLengthConst);
            MatePairMapper builder = new MatePairMapper();

            CloneLibrary.Instance.AddLibrary("abc", 5, 15);
            ContigMatePairs pairedReads = builder.MapContigToMatePairs(sequences, maps);

            OrientationBasedMatePairFilter filter = new OrientationBasedMatePairFilter();

            ContigMatePairs    overlap = filter.FilterPairedReads(pairedReads, 0);
            DistanceCalculator dist    = new DistanceCalculator(overlap);

            overlap = dist.CalculateDistance();
            ContigGraph graph = new ContigGraph();

            graph.BuildContigGraph(contigs, this.KmerLength);
            TracePath            path  = new TracePath();
            IList <ScaffoldPath> paths = path.FindPaths(graph, overlap, kmerLengthConst, 3);

            Assert.AreEqual(paths.Count, 3);
            Assert.AreEqual(paths.First().Count, 3);
            ScaffoldPath scaffold = paths.First();

            Assert.AreEqual("ATGCCTCCTATCTTAGC", graph.GetNodeSequence(scaffold[0].Key).ConvertToString());
            Assert.AreEqual("TTAGCGCG", graph.GetNodeSequence(scaffold[1].Key).ConvertToString());
            Assert.AreEqual("GCGCGC", graph.GetNodeSequence(scaffold[2].Key).ConvertToString());
        }