- clog_01_08.zip
- Documentation
- Keys
- OpenSource.snk
- Libraries
- EnterpriseLibrary
- Microsoft.Practices.EnterpriseLibrary.Common.dll
- Microsoft.Practices.EnterpriseLibrary.Data.dll
- Microsoft.Practices.EnterpriseLibrary.Logging.dll
- Microsoft.Practices.ObjectBuilder.dll
- Log4Net
- Microsoft.Silverlight.Testing
- Microsoft.Silverlight.Testing.dll
- Microsoft.VisualStudio.QualityTools.UnitTesting.Silverlight.dll
- RhinoMocks
- Unity
- Source
- Clog
- Core
- Core.sln
- Core.Tests
- Core.vsmdi
- Core
- Core1.vsmdi
- LocalTestRun.testrunconfig
- SilverlightCore
- SilverlightCore.sln
- SilverlightCore.Tests
- SilverlightCore
- SilverlightExamples.Web
- SilverlightExamples
- clog.zip
- Clog
- Source
- Clog.sln
- Logging
- LoggingTests
- LogStrategies
- EnterpriseLibraryLogStrategy
- Log4NetLogStrategy
- TestResults
- Daniel_SOJUZ 2007-12-02 14_17_21.trx
- Daniel_SOJUZ 2007-12-02 14_17_21
- Out
- License.txt
- NOTICE.txt
- Microsoft.Practices.EnterpriseLibrary.Common.dll
- Microsoft.Practices.EnterpriseLibrary.Data.dll
- Microsoft.Practices.EnterpriseLibrary.Logging.dll
- Microsoft.Practices.ObjectBuilder.dll
- LICENSE.txt
- log4net.dll
- NOTICE.txt
- SilverlightEdition
- Documentation
- ReadMe.txt
- Source
- Clog_SilverlightEdition.sln
- Default.snk
- ExampleSilverlightProject
- ExampleWebsite
- LocalTestRun.testrunconfig
- SilverlightLogging.vsmdi
- SilverlightLogging
- SilverlightLogUI
- WpfEdition
- ReadMe.txt
- Source
- Clog_WpfEdition.sln
- Clog_WpfEdition.vsmdi
- ExampleWebsite
- ExampleWpfApplication
- ExampleWpfBrowserApplication
- LocalTestRun.testrunconfig
- silverlightlogging.zip
- SilverlightLogging
- Documentation
- Libraries
- ReadMe.txt
- Source
- Default.snk
- ExampleSilverlightProject
- ExampleWebsite
- LocalTestRun.testrunconfig
- Log4NetLogStrategy
- Logging
- LoggingModule
- LoggingTests
- SilverlightLogging.sln
- SilverlightLogging.vsmdi
- SilverlightLogging
- SilverlightLogUI
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#region File and License Information
/*
<File>
<Copyright>Copyright © 2007, Daniel Vaughan. All rights reserved.</Copyright>
<License see="prj:///Documentation/License.txt"/>
<Owner Name="Daniel Vaughan" Email="dbvaughan@gmail.com"/>
<CreationDate>2009-01-18 17:05:21Z</CreationDate>
<LastSubmissionDate>$Date: $</LastSubmissionDate>
<Version>$Revision: $</Version>
</File>
*/
#endregion
using System.Collections.Generic;
namespace DanielVaughan.AI.NeuralNetworking
{
public partial class NeuralNetwork
{
/// <summary>
/// Measures the accuracy of the neural network.
/// </summary>
/// <returns>A value between 0 and 1. The higher the value
/// the more accurate the neural network is deemed to be.</returns>
public double MeasureAccuracy()
{
if (totalTrainingSet == null)
{
return 0;
}
var inputs = new List<double[]>();
var outputs = new List<double[]>();
foreach (var pair in totalTrainingSet.InputOutputDictionary)
{
inputs.Add(pair.Key.Data);
outputs.Add(pair.Value.Data);
}
return MeasureAccuracy(inputs.ToArray(), outputs.ToArray());
}
/// <summary>
/// Measures the accuracy of the neural network.
/// </summary>
/// <param name="input">The input set.</param>
/// <param name="expectedOutput">The expected output set.</param>
/// <returns>A value between 0 and 1. The higher the value
/// the more accurate the neural network is deemed to be.</returns>
public double MeasureAccuracy(bool[][] input, bool[][] expectedOutput)
{
ArgumentValidator.AssertNotNull(input, "input");
ArgumentValidator.AssertNotNull(expectedOutput, "expectedOutput");
var inputDoubles = ConvertToDoubleArray(input);
var expectedOutputDoubles = ConvertToDoubleArray(expectedOutput);
return MeasureAccuracy(inputDoubles, expectedOutputDoubles);
}
/// <summary>
/// Measures the accuracy of the neural network.
/// </summary>
/// <param name="input">The input set.</param>
/// <param name="expectedOutput">The expected output set.</param>
/// <returns>A value between 0 and 1. The higher the value
/// the more accurate the neural network is deemed to be.</returns>
public double MeasureAccuracy(double[][] input, double[][] expectedOutput)
{
ArgumentValidator.AssertNotNull(input, "input");
ArgumentValidator.AssertNotNull(expectedOutput, "expectedOutput");
double accumulatedDifference = 0;
int count = 0;
for (int i = 0; i < input.Length; i++)
{
var inputRow = input[i];
for (int j = 0; j < inputRow.Length; j++)
{
InputLayer[j].Output = inputRow[j];
}
Pulse();
var outputRow = expectedOutput[i];
for (int j = 0; j < outputRow.Length; j++)
{
double neuronOutput = OutputLayer[j].Output;
double expectedOutputValue = outputRow[j];
/* Calculate the difference. */
double difference = neuronOutput > expectedOutputValue
? neuronOutput - expectedOutputValue : expectedOutputValue - neuronOutput;
accumulatedDifference += difference;
count++;
}
}
double result = count != 0 ? 1 - (accumulatedDifference / count) : 0;
return result;
}
}
}
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Daniel is a former senior engineer in Technology and Research at the Office of the CTO at Microsoft, working on next generation systems.
Previously Daniel was a nine-time Microsoft MVP and co-founder of
Outcoder, a Swiss software and consulting company.
Daniel is the author of Windows Phone 8 Unleashed and Windows Phone 7.5 Unleashed, both published by SAMS.
Daniel is the developer behind several acclaimed mobile apps including
Surfy Browser for Android and Windows Phone. Daniel is the creator of a number of popular open-source projects, most notably
Codon.
Would you like Daniel to bring value to your organisation?
Please contact
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