static RubyFileOps()
{
ALT_SEPARATOR = MutableString.CreateAscii(AltDirectorySeparatorChar.ToString()).Freeze();
SEPARATOR = MutableString.CreateAscii(DirectorySeparatorChar.ToString()).Freeze();
Separator = SEPARATOR;
PATH_SEPARATOR = MutableString.CreateAscii(PathSeparatorChar.ToString()).Freeze();
}
private Regex CreatePathRegex(string pattern)
{
pattern = Regex.Escape(pattern)
.Replace(@"\*\*", ".*")
.Replace(@"\*", @"[^" + Regex.Escape(DirectorySeparatorChar.ToString()) + "]*");
return(MatchWholeString(pattern));
}
public static string AddTrailingDirectorySeparator(string path, bool addAlternateSeparator)
{
return(null == path
? null
: (addAlternateSeparator ? (!path.EndsWith(AltDirectorySeparatorChar.ToString(CultureInfo.InvariantCulture), StringComparison.Ordinal) ? path + AltDirectorySeparatorChar : path)
: (!path.EndsWith(DirectorySeparatorChar.ToString(CultureInfo.InvariantCulture), StringComparison.Ordinal) ? path + DirectorySeparatorChar : path)));
}
public static string AddTrailingDirectorySeparator(string path, bool addAlternateSeparator)
{
return(path == null
? null
: (addAlternateSeparator
? ((!path.EndsWith(AltDirectorySeparatorChar.ToString(CultureInfo.CurrentCulture), StringComparison.OrdinalIgnoreCase))
? path + AltDirectorySeparatorChar
: path)
: ((!path.EndsWith(DirectorySeparatorChar.ToString(CultureInfo.CurrentCulture), StringComparison.OrdinalIgnoreCase))
? path + DirectorySeparatorChar
: path)));
}
static void Main(string[] args)
{
var separator = DirectorySeparatorChar.ToString();
var mnistPath = $".{separator}mnist-fashion{separator}";
var mnist = new Mnist(mnistPath);
var xor = new XorDataSet();
//var imagePath = $"{mnistPath}png{separator}";
//mnist.OutputImages(imagePath);
//Trainer.DefaultOptimizer = new AdaDelta();
//Trainer.DefaultOptimizer = new RMSProp();
//Trainer.DefaultOptimizer = new NAG();
Trainer.DefaultOptimizer = new Adam();
Network.Factory.New();
Network.Factory.AddLayer(xor.InputDataSize, Identity);
Network.Factory.AddLayer(100, ReLU);
Network.Factory.AddConnection(He);
Network.Factory.AddLayer(xor.OutputDataSize, Identity, false);
Network.Factory.AddConnection(He);
Network.Factory.SetErrorFunction(MeanSquared);
Network.Factory.Create(out var network);
Trainer.Training(network, xor, limitError: 1e-10f, printLog: true);
Trainer.RegressionTest(network, xor);
Network.Factory.New();
Network.Factory.AddLayer(mnist.InputDataSize, Identity);
Network.Factory.AddLayer(400, ReLU);
Network.Factory.AddConnection(He);
Network.Factory.AddLayer(100, ReLU);
Network.Factory.AddConnection(He);
Network.Factory.AddLayer(50, ReLU);
Network.Factory.AddConnection(He);
Network.Factory.AddLayer(10, ReLU);
Network.Factory.AddConnection(He);
Network.Factory.AddLayer(mnist.OutputDataSize, Softmax, false);
Network.Factory.AddConnection(He);
Network.Factory.SetErrorFunction(CrossEntropy);
Network.Factory.Create(out network);
//Trainer.PreTraining(network, mnist, epoch: 4, batchSize: 30, printLog: true);
Trainer.Training(network, mnist, epoch: 5, batchSize: 50, printLog: true);
Trainer.ClusteringTest(network, mnist);
}
public override string GetFullPath(string path)
{
if (path == null)
{
throw new ArgumentNullException(nameof(path), Properties.Resources.VALUE_CANNOT_BE_NULL);
}
if (path.Length == 0)
{
throw new ArgumentException(Properties.Resources.THE_PATH_IS_NOT_OF_A_LEGAL_FORM, nameof(path));
}
path = path.Replace(AltDirectorySeparatorChar, DirectorySeparatorChar);
bool isUnc =
path.StartsWith(@"\\", StringComparison.OrdinalIgnoreCase) ||
path.StartsWith(@"//", StringComparison.OrdinalIgnoreCase);
string root = GetPathRoot(path);
bool hasTrailingSlash = path.Length > 1 && path[path.Length - 1] == DirectorySeparatorChar;
string[] pathSegments;
if (root.Length == 0)
{
// relative path on the current drive or volume
path = _mockFileDataAccessor.Directory.GetCurrentDirectory() + DirectorySeparatorChar + path;
pathSegments = GetSegments(path);
}
else if (isUnc)
{
// unc path
pathSegments = GetSegments(path);
if (pathSegments.Length < 2)
{
throw new ArgumentException(@"The UNC path should be of the form \\server\share.", nameof(path));
}
}
else if (@"\".Equals(root, StringComparison.OrdinalIgnoreCase) || @"/".Equals(root, StringComparison.OrdinalIgnoreCase))
{
// absolute path on the current drive or volume
pathSegments = GetSegments(GetPathRoot(_mockFileDataAccessor.Directory.GetCurrentDirectory()), path);
}
else
{
pathSegments = GetSegments(path);
}
// unc paths need at least two segments, the others need one segment
bool isUnixRooted =
_mockFileDataAccessor.Directory.GetCurrentDirectory()
.StartsWith(DirectorySeparatorChar.ToString(), StringComparison.OrdinalIgnoreCase);
int minPathSegments = isUnc
? 2
: isUnixRooted ? 0 : 1;
Stack <string> stack = new Stack <string>();
foreach (string segment in pathSegments)
{
if ("..".Equals(segment, StringComparison.OrdinalIgnoreCase))
{
// only pop, if afterwards are at least the minimal amount of path segments
if (stack.Count > minPathSegments)
{
stack.Pop();
}
}
else if (".".Equals(segment, StringComparison.OrdinalIgnoreCase))
{
// ignore .
}
else
{
stack.Push(segment);
}
}
string fullPath = string.Join(DirectorySeparatorChar.ToString(), stack.Reverse().ToArray());
if (hasTrailingSlash)
{
fullPath += DirectorySeparatorChar;
}
if (isUnixRooted && !isUnc)
{
fullPath = DirectorySeparatorChar + fullPath;
}
else if (isUnixRooted)
{
fullPath = @"//" + fullPath;
}
else if (isUnc)
{
fullPath = @"\\" + fullPath;
}
return(fullPath);
}
public override string GetFullPath(string path)
{
if (path == null)
{
throw new ArgumentNullException("path", "Value cannot be null.");
}
if (path.Length == 0)
{
throw new ArgumentException("The path is not of a legal form.", "path");
}
path = path.Replace(AltDirectorySeparatorChar, DirectorySeparatorChar);
bool isUnc =
path.StartsWith(@"\\", StringComparison.OrdinalIgnoreCase) ||
path.StartsWith(@"//", StringComparison.OrdinalIgnoreCase);
string root = GetPathRoot(path);
bool hasTrailingSlash = path.Length > 1 && path[path.Length - 1] == DirectorySeparatorChar;
string[] pathSegments;
if (root.Length == 0)
{
// relative path on the current drive or volume
path = mockFileDataAccessor.Directory.GetCurrentDirectory() + DirectorySeparatorChar + path;
pathSegments = GetSegments(path);
}
else if (isUnc)
{
// unc path
pathSegments = GetSegments(path);
if (pathSegments.Length < 2)
{
throw new ArgumentException(@"The UNC path should be of the form \\server\share.", "path");
}
}
else if (@"\".Equals(root, StringComparison.OrdinalIgnoreCase) || @"/".Equals(root, StringComparison.OrdinalIgnoreCase))
{
// absolute path on the current drive or volume
pathSegments = GetSegments(GetPathRoot(mockFileDataAccessor.Directory.GetCurrentDirectory()), path);
}
else
{
pathSegments = GetSegments(path);
}
// unc paths need at least two segments, the others need one segment
bool isUnixRooted =
mockFileDataAccessor.Directory.GetCurrentDirectory()
.StartsWith(DirectorySeparatorChar.ToString(CultureInfo.InvariantCulture));
var minPathSegments = isUnc
? 2
: isUnixRooted ? 0 : 1;
var stack = new Stack <string>();
foreach (var segment in pathSegments)
{
if ("..".Equals(segment, StringComparison.OrdinalIgnoreCase))
{
// only pop, if afterwards are at least the minimal amount of path segments
if (stack.Count > minPathSegments)
{
stack.Pop();
}
}
else if (".".Equals(segment, StringComparison.OrdinalIgnoreCase))
{
// ignore .
}
else
{
stack.Push(segment);
}
}
var fullPath = string.Join(DirectorySeparatorChar.ToString(CultureInfo.InvariantCulture), stack.Reverse().ToArray());
if (hasTrailingSlash)
{
fullPath += DirectorySeparatorChar;
}
if (isUnixRooted && !isUnc)
{
fullPath = DirectorySeparatorChar + fullPath;
}
else if (isUnixRooted && isUnc)
{
fullPath = @"//" + fullPath;
}
else if (!isUnixRooted && isUnc)
{
fullPath = @"\\" + fullPath;
}
return(fullPath);
}