double calculateStandardDeviation(List <DOUBLEPOINT> points, Coefficient coefficient) { double lfStandardDeviation = 0; int i; for (i = 0; i < points.Count; i++) { try { checked { double calcY = coefficient.w * points[i].X + coefficient.b; lfStandardDeviation += (calcY - points[i].Y) * (calcY - points[i].Y); } } catch (Exception) { break; } } if (i < points.Count) { lfStandardDeviation = double.MaxValue; } else { lfStandardDeviation /= points.Count; lfStandardDeviation = Math.Sqrt(lfStandardDeviation); } return(lfStandardDeviation); }
public IHttpActionResult PutCoefficient(Guid id, Coefficient coefficient) { if (!ModelState.IsValid || coefficient == null) { return(BadRequest(ModelState)); } if (id != coefficient.Id) { return(BadRequest()); } try { unitOfWork.Coefficients.Update(coefficient); unitOfWork.Complete(); } catch (DbUpdateConcurrencyException) { if (!CoefficientExists(id)) { return(NotFound()); } else { throw; } } return(StatusCode(HttpStatusCode.NoContent)); }
private void EditWentylatorInDB(Wentylator w) { using (var context = new DBContext()) { Wentylator newWentylator = context.Wentylatory.Include(b => b.Nature).Include(c => c.Coefficients).First(wentylator => wentylator.ID == w.ID); newWentylator.Name = w.Name; newWentylator.Power = w.Power; newWentylator.Revolution = w.Revolution; newWentylator.NatureId = w.NatureId; if (_excelExists) { var oldCoefficients = context.Coefficients.Where(c => c.Wentylator.Name == newWentylator.Name); foreach (var coef in oldCoefficients) { coef.IsArchived = true; } double[,] C = GetCoefficientsFromExcel(ref newWentylator); for (int i = 0; i < C.GetLength(0); i++) { var coefficient = new Coefficient { Wentylator = newWentylator, Level = i, Value = C[i, 0] }; context.Coefficients.Add(coefficient); } } context.SaveChanges(); } }
static void Main(string[] args) { while (true) { Console.WriteLine("\n Please, give me two coefficients of linear equation a and b. \n Format: \"int32, int32\"."); string line = Console.ReadLine(); Coefficient k = new Coefficient(); try { Parse(line, ref k.a, ref k.b); Console.WriteLine(k.a + " " + k.b); break; } catch (FormatException e) { Console.WriteLine("The catch is: \"{0}\"", e.Message); continue; } finally { Console.WriteLine("By!"); } } Console.ReadKey(); }
public override string ToString() { if (Variables.Count == 0) { return(Coefficient.ToString()); } StringBuilder sb = new StringBuilder(); if (Coefficient != 1) { if (Coefficient == -1) { sb.Append('-'); } else { sb.Append(Coefficient); } } foreach (var variable in Variables) { sb.Append(variable.ToString()); } return(sb.ToString()); }
public IHttpActionResult PostCoefficient(Coefficient coefficient) { if (!ModelState.IsValid || coefficient == null) { return(BadRequest(ModelState)); } try { unitOfWork.Coefficients.Add(coefficient); unitOfWork.Complete(); } catch (DbUpdateException) { if (CoefficientExists(coefficient.Id)) { return(Conflict()); } else { throw; } } return(CreatedAtRoute("DefaultApi", new { id = coefficient.Id }, coefficient)); }
void Train(double digit, int endian) { calcResults.Clear(); for (int idIndex = 0; idIndex < idClasses.Count; idIndex++) { IDCLASS idClass = idClasses[idIndex]; if (idClass.framePoints.Count == 0) { continue; } int dlc = idClass.framePoints[0].frameX.DataLen; for (int startIndex = 0; startIndex <= dlc - digit; startIndex++) { List <DOUBLEPOINT> lfPoints = new List <DOUBLEPOINT>(); double lfX; for (int f = 0; f < idClass.framePoints.Count; f++) { lfX = jointValue(idClass.framePoints[f].frameX, startIndex, Convert.ToInt32(Math.Floor(digit + 0.6)), endian); lfPoints.Add(new DOUBLEPOINT(lfX, idClass.framePoints[f].lfY)); } Coefficient coefficient = linearRegression(lfPoints); double sd = calculateStandardDeviation(lfPoints, coefficient); calcResults.Add(new CALCULATIONRESULT(idClass.id, startIndex, sd, coefficient, lfPoints)); } } }
public CALCULATIONRESULT(uint ID, int StartIndex, double SD, Coefficient Coef, List <DOUBLEPOINT> Points) { id = ID; startIndex = StartIndex; standardDeviation = SD; coefficient = Coef; points = Points; }
public ActionResult DeleteConfirmed(int id) { Coefficient coefficient = db.Coefficients.Find(id); db.Coefficients.Remove(coefficient); db.SaveChanges(); return(RedirectToAction("Index")); }
public bool UpdateCoefficient(Coefficient coefficient, SqlTransaction tran) { string sql = @"UPDATE Coefficient SET CoefficientName = @CoefficientName , CoefficientContent = @CoefficientContent WHERE CoefficientID = @CoefficientID "; return(Excute(sql, coefficient, tran)); }
public override int GetHashCode() { int h1 = Coefficient.GetHashCode(); int h2 = Radicand.GetHashCode(); int h3 = (((h1 << 5) + h1) ^ h2); int h4 = Index.GetHashCode(); return(((h3 << 5) + h3) ^ h4); }
public IHttpActionResult GetCoefficient(Guid id) { Coefficient coefficient = unitOfWork.Coefficients.Get(id); if (coefficient == null) { return(NotFound()); } return(Ok(coefficient)); }
// on double click in type 2 questions split // currently if you double click in the middle it glitches so fix that public void OnPointerClick(PointerEventData eventData) { Coefficient coef = this.transform.Find("Coefficient").gameObject.GetComponent <Coefficient>(); if (eventData.clickCount == 2 && coef != null && (typeOfItem == Draggable.Slot.Value || typeOfItem == Draggable.Slot.Variable)) { if (coef.GetValue() > 1) { StartCoroutine(ShowSplit(coef.GetFractionValue() - 1)); } } }
public override XElement ToXElement() { XElement xe = new XElement(XElementName()); xe.Add(new XAttribute("Name", Name)); xe.Add(new XAttribute("Type", EntityType.ToString())); xe.Add(new XAttribute("P", Alignment.ToString())); xe.Add(new XAttribute("Size", BufferSize.ToString())); xe.Add(new XAttribute("Coeffi", Coefficient.ToString())); xe.Add(this.GetPropertiesXElement()); return(xe); }
public override string ToString() { var result = new List <string>(); if (!Coefficient.Equals(NumberDecimal.One)) { result.Add(Coefficient.ToString()); } result.AddRange(Variables.Select(a => a.ToString())); result.AddRange(Others.Select(a => "(" + a.ToString() + ")")); return(string.Join("*", result)); }
public ActionResult Edit([Bind(Include = "ID,DifficultyId,MetricId,Value")] Coefficient coefficient) { if (ModelState.IsValid) { db.Entry(coefficient).State = EntityState.Modified; db.SaveChanges(); return(RedirectToAction("Index")); } ViewBag.DifficultyId = new SelectList(db.Difficulties, "ID", "Name", coefficient.DifficultyId); ViewBag.MetricId = new SelectList(db.Metrics, "ID", "Type", coefficient.MetricId); return(View(coefficient)); }
public override XElement ToXElement() { XElement xe = new XElement("Spot"); xe.Add(new XAttribute("Name", Name)); xe.Add(new XAttribute("Type", EntityType.ToString())); xe.Add(new XAttribute("Pos", Position.ToString())); xe.Add(new XAttribute("Rad", ServingRadius.ToString())); xe.Add(new XAttribute("Coeffi", Coefficient.ToString())); xe.Add(this.GetPropertiesXElement()); return(xe); }
public override string ToString() { var builder = new StringBuilder(); builder.Append(Coefficient.ToString()); foreach (var unknown in UnKnowns) { builder.Append(unknown.ToString()); } return(builder.ToString()); }
public IHttpActionResult DeleteCoefficient(Guid id) { Coefficient coefficient = unitOfWork.Coefficients.Get(id); if (coefficient == null) { return(NotFound()); } unitOfWork.Coefficients.Remove(coefficient); unitOfWork.Complete(); return(Ok(coefficient)); }
public ActionResult Edit(Guid?id, Coefficient Collection, string ischeck) { Collection.IsTure = ischeck == "on" ? true : false; if (!ModelState.IsValid) { Edit(id); return(View(Collection)); } _icoefficientService.Save(id, Collection); _icoefficientService.Commit(); return(RedirectToAction("Index")); }
// GET: Coefficients/Details/5 public ActionResult Details(int?id) { if (id == null) { return(new HttpStatusCodeResult(HttpStatusCode.BadRequest)); } Coefficient coefficient = db.Coefficients.Find(id); if (coefficient == null) { return(HttpNotFound()); } return(View(coefficient)); }
static void Main(string[] args) { Console.WriteLine("\nEnter two " + "coefficients of linear equation A and B." + "\nFormat: \"A,B\"."); string line = Console.ReadLine(); Coefficient k = new Coefficient(); Parse(line, ref k.A, ref k.B); Console.WriteLine($"\nResult:\n" + $"{k.A}X + {k.B}Y = 0;"); Console.ReadKey(); }
public static void EvalSums(Coefficient c, IEnumerable <IndicatorValue> ivs) { var re = new Regex(@"suma\(i\d+\)"); var mc = re.Matches(c.Formula); foreach (Match mt in mc) { var sum = Convert.ToInt32(mt.Value.Replace("suma(i", string.Empty).Replace(")", string.Empty)); c.Formula = c.Formula.Replace(mt.Value, ivs.Where(o => o.IndicatorId == sum) .Sum(o => o.Value).ToString(CultureInfo.InvariantCulture)); } }
void NormTerms() { var hamiltonian = new OrbitalIntegralHamiltonian(); hamiltonian.AddRange(orbitalIntegrals.Select(o => (o, o.Coefficient.ToDoubleCoeff()))); var oneNorm = hamiltonian.Norm(); hamiltonian.AddRange(orbitalIntegrals.Select(o => (o, o.Coefficient.ToDoubleCoeff()))); Assert.Equal(oneNorm * 2.0, hamiltonian.Norm()); hamiltonian.AddRange(orbitalIntegrals.Select(o => (o, o.Coefficient.ToDoubleCoeff()))); Assert.Equal(oneNorm * 3.0, hamiltonian.Norm()); hamiltonian.AddRange(orbitalIntegrals.Select(o => (o, o.Coefficient.ToDoubleCoeff()))); Assert.Equal(oneNorm * 4.0, hamiltonian.Norm()); }
// GET: Coefficients/Edit/5 public ActionResult Edit(int?id) { if (id == null) { return(new HttpStatusCodeResult(HttpStatusCode.BadRequest)); } Coefficient coefficient = db.Coefficients.Find(id); if (coefficient == null) { return(HttpNotFound()); } ViewBag.DifficultyId = new SelectList(db.Difficulties, "ID", "Name", coefficient.DifficultyId); ViewBag.MetricId = new SelectList(db.Metrics, "ID", "Type", coefficient.MetricId); return(View(coefficient)); }
public async Task <ServiceResponse <int> > GetPrice(string ticketType) { ServiceResponse <int> response = new ServiceResponse <int>(); ServiceResponse <int> rpcResponse = new ServiceResponse <int>(); int userId = GetUserId(); Enums.UserType userType = Enums.UserType.RegulerUser; try { if (userId != -1) { // RPC call to account service to get user type var res = await _rpcClient.CallAsync(userId.ToString()); Console.WriteLine("test1"); rpcResponse = System.Text.Json.JsonSerializer.Deserialize <ServiceResponse <int> >(res); Console.WriteLine("test2"); if (rpcResponse.Success) { Console.WriteLine("test3"); userType = (Enums.UserType)rpcResponse.Data; } Console.WriteLine("test4"); } } catch (Exception) { response.Message = "Possible discount couldn't be processed. Price shown is without discount.\n"; } try { Enums.TicketType type = (Enums.TicketType)Enum.Parse(typeof(Enums.TicketType), ticketType); PricelistItem pricelistItem = await _context.PricelistItems.FirstOrDefaultAsync(pi => pi.Pricelist.Active == true && pi.Item.TicketType == type); Coefficient coef = await _context.Coefficients.FirstOrDefaultAsync(c => c.UserType == userType); response.Data = (int)Math.Round(pricelistItem.Price * coef.Value); } catch (Exception e) { response.Success = false; response.Message = e.Message; } return(response); }
public override string GetStepParameters() { var parameters = new List <string>(); parameters.Add(GlobalId != null ? GlobalId.ToStepValue() : "$"); parameters.Add(OwnerHistory != null ? OwnerHistory.ToStepValue() : "$"); parameters.Add(Name != null ? Name.ToStepValue() : "$"); parameters.Add(Description != null ? Description.ToStepValue() : "$"); parameters.Add(ObjectType != null ? ObjectType.ToStepValue() : "$"); parameters.Add(PredefinedType.ToStepValue()); parameters.Add(ActionType.ToStepValue()); parameters.Add(ActionSource.ToStepValue()); parameters.Add(Coefficient != null ? Coefficient.ToStepValue() : "$"); parameters.Add(Purpose != null ? Purpose.ToStepValue() : "$"); return(string.Join(", ", parameters.ToArray())); }
public int AddCoefficient(Coefficient coefficient, SqlTransaction tran) { string sql = @" INSERT INTO dbo.Coefficient ( CoefficientName , DeleteFlag , CoefficientContent, Creator, CreateTime ) VALUES ( @CoefficientName , 0 , @CoefficientContent, @Creator, GetDate() ) SELECT @@IDENTITY "; return(ExcuteScalar(sql, coefficient, tran)); }
private static Coefficient[][] GenerateCoefficients(int termsCount, int varsCount) { var result = new Coefficient[termsCount][]; for (var i = 0; i < result.Length; ++i) { result[i] = new Coefficient[TERM_SIZE]; var indices = RandomInts(TERM_SIZE, varsCount); var values = RandomDoubles(TERM_SIZE); for (var j = 0; j < TERM_SIZE; ++j) { result[i][j].Index = indices[j]; result[i][j].Value = values[j]; } } return(result); }
Coefficient linearRegression(List <DOUBLEPOINT> points) { int i; Coefficient coefficient = new Coefficient(); double sumX = 0, averX, tmp; for (i = 0; i < points.Count; i++) { sumX += points[i].X; } averX = sumX / points.Count; tmp = 0; for (i = 0; i < points.Count; i++) { tmp += points[i].Y * (points[i].X - averX); } coefficient.w = tmp; tmp = 0; for (i = 0; i < points.Count; i++) { tmp += points[i].X * points[i].X; } tmp -= (sumX * sumX) / points.Count; coefficient.w /= tmp; if (double.IsNaN(coefficient.w)) { coefficient.w = double.MaxValue; coefficient.b = points[0].Y; return(coefficient); } tmp = 0; for (i = 0; i < points.Count; i++) { tmp += (points[i].Y - coefficient.w * points[i].X); } coefficient.b = tmp / points.Count; return(coefficient); }
/*-------------------------------------------------------------------------------------------------------------*/ /** <summary> * Primary constructor. </summary> * <param name="follow"> The value for the coefficient for the follow rule </param> * <param name="cohesion"> The value for the coefficient for the cohesion rule </param> * <param name="separation"> The value for the coefficient for the separation rule </param> */ public NormalVectorSet(float follow, float cohesion, float separation) { followCoefficient = new Coefficient(follow, "Follow"); cohesionCoefficient = new Coefficient(cohesion, "Cohesion"); separationCoefficient = new Coefficient(separation, "Separation"); }
public void IsEquivalentType_WhenTypesDifferent() { var firstCoef = new CoefAndGoals(0, 0); var secondCoef = new Coefficient(1); Assert.IsFalse(firstCoef.IsEquivalentType(secondCoef)); }