108 lines
3.6 KiB
Plaintext
108 lines
3.6 KiB
Plaintext
#include <eqpalg/utility/sample_utilites.h>
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namespace utility {
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/**
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* @brief 判断样本是否应该报警
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* @param sample 总采样信息
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* @param real_value 输入的实际值
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* @param diff 运行的差值
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* @return true 样本应报警
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* @return false 样本不应报警
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*/
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bool is_alarm_value(SampleTrendAnalysis *sample, double real_value,
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double diff) {
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bool ret_flag = false;
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if (sample->HaveSample()) {
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switch (sample->JudgeMode()) {
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case JUDGE_MODE::DIFFERENCE:
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if (fabs(fabs(real_value) -
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fabs(sample->GetProperty()->data.abs_diff.avg)) > diff) {
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ret_flag = true;
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}
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break;
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case JUDGE_MODE::PRCENTAGE:
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if (fabs(fabs(real_value) -
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fabs(sample->GetProperty()->data.abs_diff.avg)) /
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fabs(sample->GetProperty()->data.abs_diff.avg) >
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diff) {
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ret_flag = true;
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}
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break;
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case JUDGE_MODE::NORMAL:
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if (real_value > sample->GetProperty()->data.normal_cfdi.up ||
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real_value < sample->GetProperty()->data.normal_cfdi.low) {
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ret_flag = true;
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}
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default:
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break;
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}
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}
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return ret_flag;
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}
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/**
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* @brief 判断样本是否应该报警 *无报警下限，适用于样本判断偏差是否合法的算法
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* @param sample 总采样信息
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* @param real_value 输入的实际值
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* @param diff 运行的差值
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* @return true 样本应报警
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* @return false 样本不应报警
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*/
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bool is_alarm_value_no_down_lim(SampleTrendAnalysis *sample, double real_value,
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double diff) {
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bool ret_flag = false;
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if (sample->HaveSample()) {
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switch (sample->JudgeMode()) {
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case JUDGE_MODE::DIFFERENCE:
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if (fabs(fabs(real_value) -
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fabs(sample->GetProperty()->data.abs_diff.avg)) > diff &&
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fabs(real_value) - fabs(sample->GetProperty()->data.abs_diff.avg) >
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0) {
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ret_flag = true;
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}
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break;
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case JUDGE_MODE::PRCENTAGE:
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if (fabs(fabs(real_value) -
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fabs(sample->GetProperty()->data.abs_diff.avg)) /
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fabs(sample->GetProperty()->data.abs_diff.avg) >
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diff &&
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(fabs(real_value) - fabs(sample->GetProperty()->data.abs_diff.avg)) >
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0) {
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ret_flag = true;
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}
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break;
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case JUDGE_MODE::NORMAL:
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if (real_value > sample->GetProperty()->data.normal_cfdi.up) {
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ret_flag = true;
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}
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default:
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break;
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}
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}
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return ret_flag;
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}
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/**
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* @brief 产生样本描述
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* @param sample 总样本信息
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* @param real_value 输入的实际值
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* @param diff 合法区间
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* @return string 产生的样本描述
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*/
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string generate_sample_describe(SampleTrendAnalysis *sample, double real_value,
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double diff) {
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string value = " 实际值:" + to_string(real_value);
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if (sample->JudgeMode() == JUDGE_MODE::DIFFERENCE) {
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value += " 区间[" +
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to_string(sample->GetProperty()->data.abs_diff.avg - diff) + "," +
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to_string(sample->GetProperty()->data.abs_diff.avg + diff) + "]";
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} else if (sample->JudgeMode() == JUDGE_MODE::PRCENTAGE) {
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value += " 基准值:" + to_string(sample->GetProperty()->data.abs_diff.avg) +
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"," + to_string(diff * 100) + "%";
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} else if (sample->JudgeMode() == JUDGE_MODE::NORMAL) {
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value += " 区间[" + to_string(sample->GetProperty()->data.normal_cfdi.low) +
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"," + to_string(sample->GetProperty()->data.normal_cfdi.up) + "]";
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}
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return value;
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}
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} |