private void BtnDumpInfoClick(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(_tbPathToFile.Text))
{
MessageBox.Show(
Resources.ErrorNoFileToAnalyze,
Resources.SelectFile,
MessageBoxButtons.OK,
MessageBoxIcon.Information);
return;
}
if (string.IsNullOrEmpty(_tbOutputPath.Text))
{
MessageBox.Show(
Resources.SelectPathToDump, Resources.SelectFile, MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
if (!File.Exists(Path.GetFullPath(_tbPathToFile.Text)))
{
MessageBox.Show(
Resources.NoSuchFile, Resources.NoSuchFile, MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
if (_chbCompare.Checked)
{
if (string.IsNullOrEmpty(_tbSongToCompare.Text))
{
MessageBox.Show(
Resources.ErrorNoFileToAnalyze,
Resources.SelectFile,
MessageBoxButtons.OK,
MessageBoxIcon.Information);
return;
}
}
FadeControls(false);
Task.Factory.StartNew(
() =>
{
bool normalizeSignal = _cbNormalize.Checked;
int secondsToProcess = (int)_nudSecondsToProcess.Value;
int startAtSecond = (int)_nudStartAtSecond.Value;
int firstQueryStride = (int)_nudFirstQueryStride.Value;
var databaseSong = fingerprintCommandBuilder.BuildFingerprintCommand()
.From(_tbPathToFile.Text, secondsToProcess, startAtSecond)
.WithFingerprintConfig(
config =>
{
config.MinFrequency = (int)_nudMinFrequency.Value;
config.TopWavelets = (int)_nudTopWavelets.Value;
config.Stride = _chbDatabaseStride.Checked
? (IStride)
new IncrementalRandomStride(0, (int)_nudDatabaseStride.Value, config.SamplesPerFingerprint)
: new IncrementalStaticStride((int)_nudDatabaseStride.Value, config.SamplesPerFingerprint);
config.NormalizeSignal = normalizeSignal;
config.UseDynamicLogBase = _cbDynamicLog.Checked;
});
IFingerprintCommand querySong;
int comparisonStride = (int)_nudQueryStride.Value;
if (_chbCompare.Checked)
{
querySong =
fingerprintCommandBuilder.BuildFingerprintCommand()
.From(_tbSongToCompare.Text, secondsToProcess, startAtSecond)
.WithFingerprintConfig(
config =>
{
config.MinFrequency = (int)_nudMinFrequency.Value;
config.TopWavelets = (int)_nudTopWavelets.Value;
config.Stride = _chbQueryStride.Checked
? (IStride)
new IncrementalRandomStride(
0, comparisonStride, config.SamplesPerFingerprint, firstQueryStride)
: new IncrementalStaticStride(
comparisonStride, config.SamplesPerFingerprint, firstQueryStride);
config.NormalizeSignal = normalizeSignal;
config.UseDynamicLogBase = _cbDynamicLog.Checked;
});
}
else
{
querySong =
fingerprintCommandBuilder.BuildFingerprintCommand()
.From(_tbPathToFile.Text, secondsToProcess, startAtSecond)
.WithFingerprintConfig(
config =>
{
config.MinFrequency = (int)_nudMinFrequency.Value;
config.TopWavelets = (int)_nudTopWavelets.Value;
config.Stride = _chbQueryStride.Checked
? (IStride)
new IncrementalRandomStride(
0, comparisonStride, config.SamplesPerFingerprint, firstQueryStride)
: new IncrementalStaticStride(
comparisonStride, config.SamplesPerFingerprint, firstQueryStride);
config.NormalizeSignal = normalizeSignal;
config.UseDynamicLogBase = _cbDynamicLog.Checked;
});
}
SimilarityResult similarityResult = new SimilarityResult();
string pathToInput = _tbPathToFile.Text;
string pathToOutput = _tbOutputPath.Text;
int iterations = (int)_nudIterations.Value;
int hashTables = (int)_nudTables.Value;
int hashKeys = (int)_nudKeys.Value;
for (int i = 0; i < iterations; i++)
{
GetFingerprintSimilarity(databaseSong, querySong, similarityResult);
}
similarityResult.Info.MinFrequency = (int)_nudMinFrequency.Value;
similarityResult.Info.TopWavelets = (int)_nudTopWavelets.Value;
similarityResult.Info.IsQueryStrideRandom = _chbQueryStride.Checked;
similarityResult.Info.IsDatabaseStrideRandom = _chbDatabaseStride.Checked;
similarityResult.Info.Filename = pathToInput;
similarityResult.Info.QueryStrideSize = (int)_nudQueryStride.Value;
similarityResult.Info.DatabaseStrideSize = (int)_nudDatabaseStride.Value;
similarityResult.Info.QueryFirstStrideSize = (int)_nudFirstQueryStride.Value;
similarityResult.Info.Iterations = iterations;
similarityResult.Info.HashTables = hashTables;
similarityResult.Info.HashKeys = hashKeys;
similarityResult.ComparisonDone = _chbCompare.Checked;
if (_chbCompare.Checked)
{
similarityResult.Info.ComparedWithFile = _tbSongToCompare.Text;
}
similarityResult.SumJaqSimilarityBetweenDatabaseAndQuerySong /= iterations;
similarityResult.AverageJaqSimilarityBetweenDatabaseAndQuerySong /= iterations;
similarityResult.AtLeastOneTableWillVoteForTheCandidate = 1 - Math.Pow(1 - Math.Pow(similarityResult.AverageJaqSimilarityBetweenDatabaseAndQuerySong, hashKeys), hashTables);
similarityResult.AtLeastOneHashbucketFromHashtableWillBeConsideredACandidate = Math.Pow(similarityResult.AverageJaqSimilarityBetweenDatabaseAndQuerySong, hashKeys);
similarityResult.WillBecomeACandidateByPassingThreshold = Math.Pow(similarityResult.AtLeastOneHashbucketFromHashtableWillBeConsideredACandidate, (int)_nudCandidateThreshold.Value);
using (TextWriter writer = new StreamWriter(pathToOutput))
{
XmlSerializer serializer = new XmlSerializer(typeof(SimilarityResult));
serializer.Serialize(writer, similarityResult);
writer.Close();
}
}).ContinueWith(result => FadeControls(true));
}
private void GetFingerprintSimilarity(IFingerprintCommand databaseSong, IFingerprintCommand querySong, SimilarityResult results)
{
double sum = 0;
List <bool[]> fingerprintsDatabaseSong = databaseSong.Fingerprint()
.Result
.Select(fingerprint => fingerprint)
.ToList();
List <bool[]> fingerprintsQuerySong = querySong.Fingerprint()
.Result
.Select(fingerprint => fingerprint)
.ToList();
double max = double.MinValue;
double min = double.MaxValue;
int comparisonsCount = 0;
for (int i = 0; i < fingerprintsDatabaseSong.Count; i++)
{
for (int j = 0; j < fingerprintsQuerySong.Count; j++)
{
double value = SimilarityUtility.CalculateJaccardSimilarity(fingerprintsDatabaseSong[i], fingerprintsQuerySong[j]);
if (value > max)
{
max = value;
}
if (value < min)
{
min = value;
}
sum += value;
comparisonsCount++;
}
}
results.SumJaqSimilarityBetweenDatabaseAndQuerySong += sum;
results.AverageJaqSimilarityBetweenDatabaseAndQuerySong += sum / comparisonsCount;
if (max > results.MaxJaqSimilarityBetweenDatabaseAndQuerySong)
{
results.MaxJaqSimilarityBetweenDatabaseAndQuerySong = max;
}
if (min < results.MinJaqSimilarityBetweenDatabaseAndQuerySong)
{
results.MinJaqSimilarityBetweenDatabaseAndQuerySong = min;
}
results.NumberOfAnalizedFingerprints = comparisonsCount;
}
private void GetFingerprintSimilarity(IFingerprintUnit databaseSong, IFingerprintUnit querySong, SimilarityResult results)
{
double sum = 0;
List<bool[]> fingerprintsDatabaseSong = databaseSong.RunAlgorithm().Result;
List<bool[]> fingerprintsQuerySong = querySong.RunAlgorithm().Result;
double max = double.MinValue;
double min = double.MaxValue;
int comparisonsCount = 0;
for (int i = 0; i < fingerprintsDatabaseSong.Count; i++)
{
for (int j = 0; j < fingerprintsQuerySong.Count; j++)
{
double value = HashingUtils.CalculateJaqSimilarity(fingerprintsDatabaseSong[i], fingerprintsQuerySong[j]);
if (value > max)
{
max = value;
}
if (value < min)
{
min = value;
}
sum += value;
comparisonsCount++;
}
}
results.SumJaqSimilarityBetweenDatabaseAndQuerySong += sum;
results.AverageJaqSimilarityBetweenDatabaseAndQuerySong += sum / comparisonsCount;
if (max > results.MaxJaqSimilarityBetweenDatabaseAndQuerySong)
{
results.MaxJaqSimilarityBetweenDatabaseAndQuerySong = max;
}
if (min < results.MinJaqSimilarityBetweenDatabaseAndQuerySong)
{
results.MinJaqSimilarityBetweenDatabaseAndQuerySong = min;
}
results.NumberOfAnalizedFingerprints = comparisonsCount;
}
private void BtnDumpInfoClick(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(_tbPathToFile.Text))
{
MessageBox.Show(
Resources.ErrorNoFileToAnalyze,
Resources.SelectFile,
MessageBoxButtons.OK,
MessageBoxIcon.Information);
return;
}
if (string.IsNullOrEmpty(_tbOutputPath.Text))
{
MessageBox.Show(
Resources.SelectPathToDump, Resources.SelectFile, MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
if (!File.Exists(Path.GetFullPath(_tbPathToFile.Text)))
{
MessageBox.Show(
Resources.NoSuchFile, Resources.NoSuchFile, MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
if (_chbCompare.Checked)
{
if (string.IsNullOrEmpty(_tbSongToCompare.Text))
{
MessageBox.Show(
Resources.ErrorNoFileToAnalyze,
Resources.SelectFile,
MessageBoxButtons.OK,
MessageBoxIcon.Information);
return;
}
}
FadeControls(false);
Task.Factory.StartNew(
() =>
{
bool normalizeSignal = _cbNormalize.Checked;
int secondsToProcess = (int)_nudSecondsToProcess.Value;
int startAtSecond = (int)_nudStartAtSecond.Value;
int firstQueryStride = (int)_nudFirstQueryStride.Value;
var databaseSong =
fingerprintUnitBuilder.BuildFingerprints().On(
_tbPathToFile.Text, secondsToProcess, startAtSecond).WithCustomConfiguration(
config =>
{
config.MinFrequency = (int)_nudMinFrequency.Value;
config.TopWavelets = (int)_nudTopWavelets.Value;
config.Stride = _chbDatabaseStride.Checked
? (IStride)
new IncrementalRandomStride(0, (int)_nudDatabaseStride.Value, config.SamplesPerFingerprint)
: new IncrementalStaticStride((int)_nudDatabaseStride.Value, config.SamplesPerFingerprint);
config.NormalizeSignal = normalizeSignal;
config.UseDynamicLogBase = _cbDynamicLog.Checked;
});
IFingerprintUnit querySong;
int comparisonStride = (int)_nudQueryStride.Value;
if (_chbCompare.Checked)
{
querySong =
fingerprintUnitBuilder.BuildFingerprints()
.On(_tbSongToCompare.Text, secondsToProcess, startAtSecond)
.WithCustomConfiguration(
config =>
{
config.MinFrequency = (int)_nudMinFrequency.Value;
config.TopWavelets = (int)_nudTopWavelets.Value;
config.Stride = _chbQueryStride.Checked
? (IStride)
new IncrementalRandomStride(
0, comparisonStride, config.SamplesPerFingerprint, firstQueryStride)
: new IncrementalStaticStride(
comparisonStride, config.SamplesPerFingerprint, firstQueryStride);
config.NormalizeSignal = normalizeSignal;
config.UseDynamicLogBase = _cbDynamicLog.Checked;
});
}
else
{
querySong =
fingerprintUnitBuilder.BuildFingerprints()
.On(_tbPathToFile.Text, secondsToProcess, startAtSecond)
.WithCustomConfiguration(
config =>
{
config.MinFrequency = (int)_nudMinFrequency.Value;
config.TopWavelets = (int)_nudTopWavelets.Value;
config.Stride = _chbQueryStride.Checked
? (IStride)
new IncrementalRandomStride(
0, comparisonStride, config.SamplesPerFingerprint, firstQueryStride)
: new IncrementalStaticStride(
comparisonStride, config.SamplesPerFingerprint, firstQueryStride);
config.NormalizeSignal = normalizeSignal;
config.UseDynamicLogBase = _cbDynamicLog.Checked;
});
}
SimilarityResult similarityResult = new SimilarityResult();
string pathToInput = _tbPathToFile.Text;
string pathToOutput = _tbOutputPath.Text;
int iterations = (int)_nudIterations.Value;
int hashTables = (int)_nudTables.Value;
int hashKeys = (int)_nudKeys.Value;
for (int i = 0; i < iterations; i++)
{
GetFingerprintSimilarity(databaseSong, querySong, similarityResult);
}
similarityResult.Info.MinFrequency = (int)_nudMinFrequency.Value;
similarityResult.Info.TopWavelets = (int)_nudTopWavelets.Value;
similarityResult.Info.IsQueryStrideRandom = _chbQueryStride.Checked;
similarityResult.Info.IsDatabaseStrideRandom = _chbDatabaseStride.Checked;
similarityResult.Info.Filename = pathToInput;
similarityResult.Info.QueryStrideSize = (int)_nudQueryStride.Value;
similarityResult.Info.DatabaseStrideSize = (int)_nudDatabaseStride.Value;
similarityResult.Info.QueryFirstStrideSize = (int)_nudFirstQueryStride.Value;
similarityResult.Info.Iterations = iterations;
similarityResult.Info.HashTables = hashTables;
similarityResult.Info.HashKeys = hashKeys;
similarityResult.ComparisonDone = _chbCompare.Checked;
if (_chbCompare.Checked)
{
similarityResult.Info.ComparedWithFile = _tbSongToCompare.Text;
}
similarityResult.SumJaqSimilarityBetweenDatabaseAndQuerySong /= iterations;
similarityResult.AverageJaqSimilarityBetweenDatabaseAndQuerySong /= iterations;
similarityResult.AtLeastOneTableWillVoteForTheCandidate = 1 - Math.Pow(1 - Math.Pow(similarityResult.AverageJaqSimilarityBetweenDatabaseAndQuerySong, hashKeys), hashTables);
similarityResult.AtLeastOneHashbucketFromHashtableWillBeConsideredACandidate = Math.Pow(similarityResult.AverageJaqSimilarityBetweenDatabaseAndQuerySong, hashKeys);
similarityResult.WillBecomeACandidateByPassingThreshold = Math.Pow(similarityResult.AtLeastOneHashbucketFromHashtableWillBeConsideredACandidate, (int)_nudCandidateThreshold.Value);
using (TextWriter writer = new StreamWriter(pathToOutput))
{
XmlSerializer serializer = new XmlSerializer(typeof(SimilarityResult));
serializer.Serialize(writer, similarityResult);
writer.Close();
}
}).ContinueWith(result => FadeControls(true));
}
private void GetFingerprintSimilarity(IFingerprintCommand databaseSong, IFingerprintCommand querySong, SimilarityResult results)
{
double sum = 0;
List<bool[]> fingerprintsDatabaseSong = databaseSong.Fingerprint()
.Result
.Select(fingerprint => fingerprint)
.ToList();
List<bool[]> fingerprintsQuerySong = querySong.Fingerprint()
.Result
.Select(fingerprint => fingerprint)
.ToList();
double max = double.MinValue;
double min = double.MaxValue;
int comparisonsCount = 0;
for (int i = 0; i < fingerprintsDatabaseSong.Count; i++)
{
for (int j = 0; j < fingerprintsQuerySong.Count; j++)
{
double value = SimilarityUtility.CalculateJaccardSimilarity(fingerprintsDatabaseSong[i], fingerprintsQuerySong[j]);
if (value > max)
{
max = value;
}
if (value < min)
{
min = value;
}
sum += value;
comparisonsCount++;
}
}
results.SumJaqSimilarityBetweenDatabaseAndQuerySong += sum;
results.AverageJaqSimilarityBetweenDatabaseAndQuerySong += sum / comparisonsCount;
if (max > results.MaxJaqSimilarityBetweenDatabaseAndQuerySong)
{
results.MaxJaqSimilarityBetweenDatabaseAndQuerySong = max;
}
if (min < results.MinJaqSimilarityBetweenDatabaseAndQuerySong)
{
results.MinJaqSimilarityBetweenDatabaseAndQuerySong = min;
}
results.NumberOfAnalizedFingerprints = comparisonsCount;
}
