module Config open System open Const open UnitsOfMeasure type Debug = | DebugOff | DebugOn of string // Output directory. type Parameters = { rbcDiameter: float<μm> resolution: float ratioAreaPaleCenter: float32 // The area of the second opening is 'ratioSecondAreaOpen' * mean RBC area. It's applied only if greater than 'initialAreaOpen'. granulometryRange: float32 // The radius will be seeked from radius - granulometryRange * radius to radius + granulometryRange * radius. minRbcRadius: float32 // Factor of the mean RBC radius. maxRbcRadius: float32 // Factor of the mean RBC radius. LPFStandardDeviation: float<μm> // Sigma parameter of the gaussian to remove the high frequency noise. // Ellipse. factorNbPick: float // The number of computed ellipse per edge pixel. // Parasites detection. darkStainLevel: float // Lower -> more sensitive. Careful about illumination on the borders. maxDarkStainRatio: float // When a cell must own less than this ratio to be a RBC. stainArea: float32 // Factor of a RBC area. 0.5 means the half of RBC area. stainLevel: float // > 1 maxStainRatio: float // When a cell must own less than this ratio to be a RBC. infectionArea: float32 // Factor of a RBC area. 0.5 means the half of RBC area. infectionLevel: float // > 1 standardDeviationMaxRatio: float // The standard deviation of the pixel values of a cell can't be greater than standardDeviationMaxRatio * global standard deviation minimumCellAreaFactor: float32 // Factor of the mean RBC area. } let defaultParameters = { rbcDiameter = 8.<μm> resolution = 200.e3 // Correspond to 50X. ratioAreaPaleCenter = 1.f / 3.f // The ratio between an RBC area and the area of the its pale center. granulometryRange = 0.5f minRbcRadius = -0.3f maxRbcRadius = 0.3f LPFStandardDeviation = 0.2<μm> // 8.5e-6. factorNbPick = 1.0 darkStainLevel = 0.25 // 0.3 maxDarkStainRatio = 0.1 // 10 % infectionArea = 0.012f // 1.2 % infectionLevel = 1.12 // Lower -> more sensitive. stainArea = 0.08f // 8 % stainLevel = 1.1 // Lower -> more sensitive. maxStainRatio = 0.12 // 12 % standardDeviationMaxRatio = 0.5 // 0.5 minimumCellAreaFactor = 0.4f } type Config (param: Parameters) = let initialRBCRadius : float32 = let rbcRadiusInch: float = μm.ConvertToInch(param.rbcDiameter) / 2. let rbcRadiusPx: float = param.resolution * rbcRadiusInch float32 rbcRadiusPx member this.Parameters = param member val Debug = DebugOff with get, set member this.LPFStandardDeviation = let stdDeviation: float = μm.ConvertToInch(param.LPFStandardDeviation) * param.resolution float stdDeviation // Mean RBC radius. member val RBCRadius : float32 = initialRBCRadius with get, set member this.RBCMinRadius = this.RBCRadius + param.minRbcRadius * this.RBCRadius member this.RBCMaxRadius = this.RBCRadius + param.maxRbcRadius * this.RBCRadius member this.RBCArea = PI * this.RBCRadius ** 2.f member this.RBCMinArea = param.minimumCellAreaFactor * this.RBCArea member this.InfectionArea = param.infectionArea * this.RBCArea member this.StainArea = param.stainArea * this.RBCArea member this.Copy () = this.MemberwiseClone() :?> Config