@Description("Beta cdf given the a, b parameters and value") @ScalarFunction @SqlType(StandardTypes.DOUBLE) public static double betaCdf( @SqlType(StandardTypes.DOUBLE) double a, @SqlType(StandardTypes.DOUBLE) double b, @SqlType(StandardTypes.DOUBLE) double value) { checkCondition(value >= 0 && value <= 1, INVALID_FUNCTION_ARGUMENT, "value must be 0 >= v >= 1"); checkCondition(a > 0 && b > 0, INVALID_FUNCTION_ARGUMENT, "a, b must be > 0"); BetaDistribution distribution = new BetaDistribution(null, a, b, BetaDistribution.DEFAULT_INVERSE_ABSOLUTE_ACCURACY); return distribution.cumulativeProbability(value); }
@Override public long calculateWaitingTime() { BetaDistribution betaDist = new BetaDistribution(betaDistParamA, betaDistParamB); double probability = betaDist.cumulativeProbability(Math.random()); return calculateNormedValue(probability); } }
@Description("Beta cdf given the a, b parameters and value") @ScalarFunction @SqlType(StandardTypes.DOUBLE) public static double betaCdf( @SqlType(StandardTypes.DOUBLE) double a, @SqlType(StandardTypes.DOUBLE) double b, @SqlType(StandardTypes.DOUBLE) double value) { checkCondition(value >= 0 && value <= 1, INVALID_FUNCTION_ARGUMENT, "value must be 0 >= v >= 1"); checkCondition(a > 0 && b > 0, INVALID_FUNCTION_ARGUMENT, "a, b must be > 0"); BetaDistribution distribution = new BetaDistribution(null, a, b, BetaDistribution.DEFAULT_INVERSE_ABSOLUTE_ACCURACY); return distribution.cumulativeProbability(value); }
@Description("Beta cdf given the a, b parameters and value") @ScalarFunction @SqlType(StandardTypes.DOUBLE) public static double betaCdf( @SqlType(StandardTypes.DOUBLE) double a, @SqlType(StandardTypes.DOUBLE) double b, @SqlType(StandardTypes.DOUBLE) double value) { checkCondition(value >= 0 && value <= 1, INVALID_FUNCTION_ARGUMENT, "value must be 0 >= v >= 1"); checkCondition(a > 0 && b > 0, INVALID_FUNCTION_ARGUMENT, "a, b must be > 0"); BetaDistribution distribution = new BetaDistribution(null, a, b, BetaDistribution.DEFAULT_INVERSE_ABSOLUTE_ACCURACY); return distribution.cumulativeProbability(value); }