Exemplos de median_on_sorted_series em C++ (Cpp)

Exemplo n.º 1

Arquivo: median.c Projeto: josealgardataborges/netdata

calculated_number grouping_flush_median(RRDR *r, RRDR_VALUE_FLAGS *rrdr_value_options_ptr) {
    struct grouping_median *g = (struct grouping_median *)r->grouping_data;

    calculated_number value;

    if(unlikely(!g->next_pos)) {
        value = 0.0;
        *rrdr_value_options_ptr |= RRDR_VALUE_EMPTY;
    }
    else {
        if(g->next_pos > 1) {
            sort_series(g->series, g->next_pos);
            value = (calculated_number)median_on_sorted_series(g->series, g->next_pos);
        }
        else
            value = (calculated_number)g->series[0];

        if(!isnormal(value)) {
            value = 0.0;
            *rrdr_value_options_ptr |= RRDR_VALUE_EMPTY;
        }

        //log_series_to_stderr(g->series, g->next_pos, value, "median");
    }

    g->next_pos = 0;

    return value;
}

Exemplo n.º 2

Arquivo: statistical.c Projeto: swinsey/netdata

long double median(const long double *series, size_t entries) {
    if(unlikely(entries == 0))
        return NAN;

    if(unlikely(entries == 1))
        return series[0];

    if(unlikely(entries == 2))
        return (series[0] + series[1]) / 2;

    long double *copy = copy_series(series, entries);
    sort_series(copy, entries);

    long double avg = median_on_sorted_series(copy, entries);

    freez(copy);
    return avg;
}