public void Run(Sketch originalSketch)
{
//
Sketch transformedSketch = Normalize(originalSketch);
SketchPair input = new SketchPair(originalSketch, transformedSketch);
//
List <Tuple <string, double> > results = new List <Tuple <string, double> >();
foreach (SketchPair template in myTemplates)
{
double distance1 = SketchTools.Distance(input.Transformed, template.Transformed);
double distance2 = SketchTools.Distance(input.Transformed, template.Transformed);
double distance = ToScore(Math.Min(distance1, distance2));
results.Add(new Tuple <string, double>(template.Transformed.Label, distance));
}
results.Sort((x, y) => y.Item2.CompareTo(x.Item2));
//
myLabels = new List <string>();
myScores = new List <double>();
for (int i = 0; i < results.Count; ++i)
{
string label = results[i].Item1;
double score = results[i].Item2;
myLabels.Add(label);
myScores.Add(score);
}
}
private Sketch Normalize(Sketch original)
{
Sketch sketch = SketchTools.Clone(original);
sketch = SketchTransformation.Resample(sketch, N);
sketch = SketchTransformation.ScaleSquare(sketch, Size);
sketch = SketchTransformation.TranslateCentroid(sketch, K);
return(sketch);
}
private async Task <List <Sketch> > ReadXml(string relativePath)
{
// initialize the list of sketches and path
string root = Package.Current.InstalledLocation.Path;
string path = root + relativePath;
// get the list of files
StorageFolder folder = await StorageFolder.GetFolderFromPathAsync(path);
List <Sketch> sketches = new List <Sketch>();
foreach (StorageFile file in await folder.GetFilesAsync())
{
// case: file is an XML file
if (file.Name.EndsWith(".xml"))
{
Sketch sketch = await SketchTools.XmlToSketch(file, PEN_DRAWING_ATTRIBUTES);
sketches.Add(sketch);
}
}
return(sketches);
}
