Simon Gruber
84 lines
2.2 KiB
C#
84 lines
2.2 KiB
C#
using Common.Distance;
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namespace Ocr.Report.Models;
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public readonly struct ProcessorStat : IDistanceComparer<IEnumerable<string>>
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{
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/// <summary>
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/// The name of the processor
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/// </summary>
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public string Name { get; }
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/// <summary>
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/// The total milliseconds it took the processor to process the data
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/// </summary>
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public double ProcessingTime { get; }
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/// <inheritdoc />
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public IEnumerable<string> Reference { get; }
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/// <inheritdoc />
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public IEnumerable<string>? Hypothesis { get; }
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/// <inheritdoc />
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public double Distance { get; }
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/// <summary>
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/// Information about the processed values
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/// </summary>
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public ICollection<IDistanceComparer<string>> Words { get; }
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public ProcessorStat(
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string name,
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double processingTime,
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ICollection<string> reference,
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ICollection<string> hypothesis
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)
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{
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Name = name;
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ProcessingTime = processingTime;
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Reference = reference;
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Hypothesis = hypothesis;
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Distance = Calculator.GetDistance(
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reference.OrderBy(s => s).ToArray(),
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hypothesis.OrderBy(s => s).ToArray()
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) / reference.Count;
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Words = GetDistanceInfos(reference, hypothesis).ToArray();
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}
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/// <summary>
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/// Compares the <paramref name="referenceCollection"/> with all given values in the
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/// <paramref name="hypothesisCollection"/>, determining the <see cref="IDistanceComparer{T}"/>
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/// with the lowest error
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/// </summary>
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private static IEnumerable<IDistanceComparer<string>> GetDistanceInfos(
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ICollection<string> referenceCollection,
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ICollection<string> hypothesisCollection
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)
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{
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var results = new List<IDistanceComparer<string>>();
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foreach (var reference in referenceCollection)
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{
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var tResults = hypothesisCollection
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.Select(hypothesis => (IDistanceComparer<string>)new DistanceComparer<string>(reference, hypothesis))
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.ToList();
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results.AddRange(tResults);
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}
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var lookup = results
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.OrderBy(result => result.Distance)
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.ToLookup(result => result.Reference);
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foreach (var reference in referenceCollection)
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{
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yield return lookup[reference].FirstOrDefault() ?? new DistanceComparer<string>(reference);
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}
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}
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}
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