private void CalculateAllFeatures(List <Point> sketch, String BuildingType)
{
SketchProcessor sketchProcessor = new SketchProcessor();
List <Point> SingleGesturePoints = sketchProcessor.getResampledPoints(sketch);
//F1, F2 cos and sin start angle
// if (!(SingleGesturePoints.Count < 3))
//{
Double xdiff = SingleGesturePoints[2].X - SingleGesturePoints[0].X;
Double ydiff = SingleGesturePoints[2].Y - SingleGesturePoints[0].Y;
Double hypot = Math.Sqrt(Math.Pow(xdiff, 2) + Math.Pow(ydiff, 2));
Double F1 = xdiff / hypot;
Double F2 = ydiff / hypot;
//}
//F1, F2 cos and sin start angle
System.Diagnostics.Debug.WriteLine("xdiff " + xdiff + " " + "hypot " + hypot);
//F3 dist first and last
var lastIndex = SingleGesturePoints.Count - 1;
Double F3 = Math.Sqrt(Math.Pow((SingleGesturePoints[lastIndex].X - SingleGesturePoints[0].X), 2) + Math.Pow((SingleGesturePoints[lastIndex].Y - SingleGesturePoints[0].Y), 2));
//F3 dist first and last
//F4 cos angle first last
Double F4 = (SingleGesturePoints[SingleGesturePoints.Count - 1].X - SingleGesturePoints[0].X) / F3;
//F4 cos angle first last
// F5 sin angle first last
Double F5 = (SingleGesturePoints[SingleGesturePoints.Count - 1].Y - SingleGesturePoints[0].Y) / F3;
// F5 sin angle first last
//F6 stroke length
Double sum = 0;
for (var i = 1; i < SingleGesturePoints.Count; i++)
{
sum = sum + Math.Sqrt(Math.Pow((SingleGesturePoints[i].X - SingleGesturePoints[i - 1].X), 2) + Math.Pow((SingleGesturePoints[i].Y - SingleGesturePoints[i - 1].Y), 2));
}
Double F6 = sum;
//F6 stroke Length
//F7, F8, F9 All angles
Double totalAngle = 0;
Double squaredAngle = 0;
Double modAngle = 0;
Double theta = 0;
for (var i = 1; i < SingleGesturePoints.Count - 1; i++)
{
var numerator = (SingleGesturePoints[i].X * SingleGesturePoints[i - 1].Y) - (SingleGesturePoints[i - 1].X * SingleGesturePoints[i].Y);
var denominator = (SingleGesturePoints[i].X * SingleGesturePoints[i - 1].Y) + (SingleGesturePoints[i - 1].Y * SingleGesturePoints[i].Y);
if (denominator != 0)
{
theta = Math.Atan(numerator / denominator);
}
else
{
if (numerator < 0)
{
theta = Math.PI * 3 / 2;
}
else
{
theta = Math.PI / 2;
}
}
//not handling the case where numerator = 0
totalAngle = totalAngle + theta;
squaredAngle = squaredAngle + Math.Pow(theta, 2);
modAngle = modAngle + Math.Abs(theta);
}
Double F7 = totalAngle;
Double F8 = squaredAngle;
Double F9 = modAngle;
//F7, F8, F9 All angles
//F10 Length of bounding box
Double xmax = 0;
Double ymax = 0;
Double xmin = 0;
Double ymin = 0;
for (var i = 0; i < SingleGesturePoints.Count; i++)
{
if (xmax == 0 || xmax < SingleGesturePoints[i].X)
{
xmax = SingleGesturePoints[i].X;
}
if (xmin == 0 || xmin > SingleGesturePoints[i].X)
{
xmin = SingleGesturePoints[i].X;
}
if (ymax == 0 || ymax < SingleGesturePoints[i].Y)
{
ymax = SingleGesturePoints[i].Y;
}
if (ymin == 0 || ymin > SingleGesturePoints[i].Y)
{
ymin = SingleGesturePoints[i].Y;
}
}
Double F10 = Math.Sqrt(Math.Pow(xmax - xmin, 2) + Math.Pow(ymax - ymin, 2));
//F10 Length of bounding box
//F11 angle of bounding box
Double F11 = Math.Atan((ymax - ymin) / (xmax - xmin));
//F11 angle of bounding box
//Create/append features and building type to a txt file
// Double[] arr = {F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11};
//List<Double> featurearray = new List<Double>();
//featurearray.Add(F1); featurearray.Add(F2); featurearray.Add(F3); featurearray.Add(F4);
//featurearray.Add(F5); featurearray.Add(F6); featurearray.Add(F7); featurearray.Add(F8);
//featurearray.Add(F9); featurearray.Add(F10); featurearray.Add(F11);//featurearray.Add(BuildingType);
string path1 = @"D:\final_version\Gesture-Gis-master\GestureGis2\Featurefile.txt";
string path = @"D:\final_version\Gesture-Gis-master\GestureGis2\ComparisonFeaturefile.txt";
string buildm = "Resdential";
try
{
var myFile = File.Create(path);
myFile.Close();
TextWriter tw_new_one = new StreamWriter(path);
using (StreamReader reader = new StreamReader(path1))
{
while (!reader.EndOfStream)
{
tw_new_one.WriteLine(reader.ReadLine());
}
//tw_new_one.WriteLine(" ");
//tw_new_one.WriteLine(" ");
tw_new_one.Write(F1); tw_new_one.Write(","); tw_new_one.Write(F2); tw_new_one.Write(","); tw_new_one.Write(F3); tw_new_one.Write(","); tw_new_one.Write(F4); tw_new_one.Write(",");
tw_new_one.Write(F5); tw_new_one.Write(","); tw_new_one.Write(F6); tw_new_one.Write(","); tw_new_one.Write(F7); tw_new_one.Write(","); tw_new_one.Write(F8); tw_new_one.Write(",");
tw_new_one.Write(F9); tw_new_one.Write(","); tw_new_one.Write(F10); tw_new_one.Write(","); tw_new_one.Write(F11); tw_new_one.Write(","); tw_new_one.Write(buildm + Environment.NewLine);
//tw_new_one.WriteLine(" ");
reader.Close();
tw_new_one.Close();
}
classifyTest();
if (File.Exists(path))
{
File.Delete(path);
}
string pathar = @"D:\final_version\Gesture-Gis-master\GestureGis2\ComparisonFeaturefile.arff";
if (File.Exists(pathar))
{
File.Delete(pathar);
}
System.Diagnostics.Debug.WriteLine(F1 + " " + F2 + " " + F3 + " " + F4 + " " + F5 + " " + F6 + " " + F7 + " " + F8 + " " + F9 + " " + F10 + " " + F11);
}
catch (java.lang.Exception ex)
{
ex.printStackTrace();
}
}
private void CalculateAllFeatures(List <Point> sketch, String BuildingType)
{
SketchProcessor sketchProcessor = new SketchProcessor();
List <Point> SingleGesturePoints = sketchProcessor.getResampledPoints(sketch);
//F1, F2 cos and sin start angle
// if (!(SingleGesturePoints.Count < 3))
//{
Double xdiff = SingleGesturePoints[2].X - SingleGesturePoints[0].X;
Double ydiff = SingleGesturePoints[2].Y - SingleGesturePoints[0].Y;
Double hypot = Math.Sqrt(Math.Pow(xdiff, 2) + Math.Pow(ydiff, 2));
Double F1 = xdiff / hypot;
Double F2 = ydiff / hypot;
//}
//F1, F2 cos and sin start angle
System.Diagnostics.Debug.WriteLine("xdiff " + xdiff + " " + "hypot " + hypot);
//F3 dist first and last
var lastIndex = SingleGesturePoints.Count - 1;
Double F3 = Math.Sqrt(Math.Pow((SingleGesturePoints[lastIndex].X - SingleGesturePoints[0].X), 2) + Math.Pow((SingleGesturePoints[lastIndex].Y - SingleGesturePoints[0].Y), 2));
//F3 dist first and last
//F4 cos angle first last
Double F4 = (SingleGesturePoints[SingleGesturePoints.Count - 1].X - SingleGesturePoints[0].X) / F3;
//F4 cos angle first last
// F5 sin angle first last
Double F5 = (SingleGesturePoints[SingleGesturePoints.Count - 1].Y - SingleGesturePoints[0].Y) / F3;
// F5 sin angle first last
//F6 stroke length
Double sum = 0;
for (var i = 1; i < SingleGesturePoints.Count; i++)
{
sum = sum + Math.Sqrt(Math.Pow((SingleGesturePoints[i].X - SingleGesturePoints[i - 1].X), 2) + Math.Pow((SingleGesturePoints[i].Y - SingleGesturePoints[i - 1].Y), 2));
}
Double F6 = sum;
//F6 stroke Length
//F7, F8, F9 All angles
Double totalAngle = 0;
Double squaredAngle = 0;
Double modAngle = 0;
Double theta = 0;
for (var i = 1; i < SingleGesturePoints.Count - 1; i++)
{
var numerator = (SingleGesturePoints[i].X * SingleGesturePoints[i - 1].Y) - (SingleGesturePoints[i - 1].X * SingleGesturePoints[i].Y);
var denominator = (SingleGesturePoints[i].X * SingleGesturePoints[i - 1].Y) + (SingleGesturePoints[i - 1].Y * SingleGesturePoints[i].Y);
if (denominator != 0)
{
theta = Math.Atan(numerator / denominator);
}
else
{
if (numerator < 0)
{
theta = Math.PI * 3 / 2;
}
else
{
theta = Math.PI / 2;
}
}
//not handling the case where numerator = 0
totalAngle = totalAngle + theta;
squaredAngle = squaredAngle + Math.Pow(theta, 2);
modAngle = modAngle + Math.Abs(theta);
}
Double F7 = totalAngle;
Double F8 = squaredAngle;
Double F9 = modAngle;
//F7, F8, F9 All angles
//F10 Length of bounding box
Double xmax = 0;
Double ymax = 0;
Double xmin = 0;
Double ymin = 0;
for (var i = 0; i < SingleGesturePoints.Count; i++)
{
if (xmax == 0 || xmax < SingleGesturePoints[i].X)
{
xmax = SingleGesturePoints[i].X;
}
if (xmin == 0 || xmin > SingleGesturePoints[i].X)
{
xmin = SingleGesturePoints[i].X;
}
if (ymax == 0 || ymax < SingleGesturePoints[i].Y)
{
ymax = SingleGesturePoints[i].Y;
}
if (ymin == 0 || ymin > SingleGesturePoints[i].Y)
{
ymin = SingleGesturePoints[i].Y;
}
}
Double F10 = Math.Sqrt(Math.Pow(xmax - xmin, 2) + Math.Pow(ymax - ymin, 2));
//F10 Length of bounding box
//F11 angle of bounding box
Double F11 = Math.Atan((ymax - ymin) / (xmax - xmin));
//F11 angle of bounding box
//Create/append features and building type to a txt file
// Double[] arr = {F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11};
//List<Double> featurearray = new List<Double>();
//featurearray.Add(F1); featurearray.Add(F2); featurearray.Add(F3); featurearray.Add(F4);
//featurearray.Add(F5); featurearray.Add(F6); featurearray.Add(F7); featurearray.Add(F8);
//featurearray.Add(F9); featurearray.Add(F10); featurearray.Add(F11);//featurearray.Add(BuildingType);
/*if(!(classArray.Contains(BuildingType)))
* {
* classArray.Add(BuildingType);
* string path_class = @"D:\final_version\Gesture-Gis-master\GestureGis2\Classfile.txt";
* if (!File.Exists(path_class))
* {
* var myFile = File.Create(path_class);
* myFile.Close();
* TextWriter tw = new StreamWriter(path_class);
* tw.Write(BuildingType+Environment.NewLine);
* tw.Close();
* }
* else if (File.Exists(path_class))
* {
* using (var tw = new StreamWriter(path_class, true))
* {
* tw.Write(BuildingType+Environment.NewLine);
* tw.Close();
* }
* }
* }*/
string mypath = @"D:\final_version\Gesture-Gis-master\GestureGis2\Featurefile.txt";
string inp = "interpretation";
//FileStream fs = null;
if (!File.Exists(mypath))
{
var myFile = File.Create(mypath);
myFile.Close();
TextWriter tw = new StreamWriter(mypath);
//tw.WriteLine(" ");
tw.Write(1.0); tw.Write(","); tw.Write(2.0); tw.Write(","); tw.Write(3.0); tw.Write(","); tw.Write(4.0); tw.Write(","); tw.Write(5.0); tw.Write(","); tw.Write(6.0); tw.Write(","); tw.Write(7.0); tw.Write(","); tw.Write(8.0);
tw.Write(","); tw.Write(9.0); tw.Write(","); tw.Write(10.0); tw.Write(","); tw.Write(11.0); tw.Write(","); tw.Write(inp + Environment.NewLine);
//tw.WriteLine(" ");
tw.Write(F1); tw.Write(","); tw.Write(F2); tw.Write(","); tw.Write(F3); tw.Write(","); tw.Write(F4); tw.Write(",");
tw.Write(F5); tw.Write(","); tw.Write(F6); tw.Write(","); tw.Write(F7); tw.Write(","); tw.Write(F8); tw.Write(",");
tw.Write(F9); tw.Write(","); tw.Write(F10); tw.Write(","); tw.Write(F11); tw.Write(","); tw.Write(BuildingType + Environment.NewLine);
tw.Close();
// tw.WriteLine(BuildingType);
//tw.Close();
}
else if (File.Exists(mypath))
{
using (var tw = new StreamWriter(mypath, true))
{
//tw.WriteLine(" ");
tw.Write(F1); tw.Write(","); tw.Write(F2); tw.Write(","); tw.Write(F3); tw.Write(","); tw.Write(F4); tw.Write(",");
tw.Write(F5); tw.Write(","); tw.Write(F6); tw.Write(","); tw.Write(F7); tw.Write(","); tw.Write(F8); tw.Write(",");
tw.Write(F9); tw.Write(","); tw.Write(F10); tw.Write(","); tw.Write(F11); tw.Write(","); tw.Write(BuildingType + Environment.NewLine);
tw.Close();
}
}
}