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76 lines
2.2 KiB
76 lines
2.2 KiB
4 years ago
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/*
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* Copyright (C), 2015-2020
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* FileName: NORMSDIST
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* Author: Louis
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* Date: 2020/5/22 15:50
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* Description: NORMSDIST
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* History:
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* <author> <time> <version> <desc>
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*/
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package com.fr.plugin.hdbk.function;
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import com.fanruan.api.i18n.I18nKit;
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import com.fanruan.api.log.LogKit;
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import com.fr.base.Utils;
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import com.fr.intelli.record.Focus;
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import com.fr.intelli.record.Original;
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import com.fr.plugin.context.PluginContexts;
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import com.fr.plugin.hdbk.Constants;
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import com.fr.record.analyzer.EnableMetrics;
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import com.fr.script.AbstractFunction;
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import com.fr.stable.Primitive;
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import com.fr.stable.fun.Authorize;
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import com.fr.third.org.apache.commons.math3.distribution.NormalDistribution;
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import java.math.BigDecimal;
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import static com.fr.plugin.hdbk.Constants.PLUGIN_ID;
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/**
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* <Function Description><br>
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* <NORMSDIST类-正态累计分布函数>
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*
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* @author Louis
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* @since 1.0.0
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*/
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@EnableMetrics
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@Authorize(callSignKey = Constants.PLUGIN_ID)
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public class NORMSDIST extends AbstractFunction {
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private static final long serialVersionUID = -422355325281808141L;
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public NORMSDIST() {
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}
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/**
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* args参数: z需要计算器分布的数值
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*
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* @param args
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* @return
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*/
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@Override
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@Focus(id = PLUGIN_ID, text = "Plugin-hdbk", source = Original.PLUGIN)
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public Object run(Object[] args) {
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if (!PluginContexts.currentContext().isAvailable()) {
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LogKit.error(I18nKit.getLocText("Plugin-hdbk_Expired"));
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return Primitive.ERROR_VALUE;
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}
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if (args.length < 1) {
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return Primitive.ERROR_VALUE;
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}
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try {
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double z = Double.parseDouble(Utils.objectToString(args[0]));
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NormalDistribution normalDistributioin = new NormalDistribution(0, 1);
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double result = normalDistributioin.cumulativeProbability(z);
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result = new BigDecimal(result).setScale(9, BigDecimal.ROUND_HALF_UP).doubleValue();
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return result;
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} catch (Exception e) {
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LogKit.error(e.getMessage(), e);
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return Primitive.ERROR_VALUE;
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}
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}
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@Override
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public Type getType() {
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return OTHER;
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}
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}
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