/// <summary>
/// Recognizes the character in the file of the given path.
/// </summary>
/// <param name="p">Path to a file with a character image.</param>
/// <returns>The character in this image.</returns>
public string recognise(string p)
{
// file path 2 array
ArrayInputData aid = new ArrayInputData(DataManipulation.Bmp2Pattern(p), null);
// use the network
Matrix <float> result = mln.use(aid);
return(Mat2String(result));
}