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43 lines
1.1 KiB
43 lines
1.1 KiB
#ifndef SQUIGGLE_C_EXTRA
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#define SQUIGGLE_C_EXTRA
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/* Parallel sampling */
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void sampler_parallel(double (*sampler)(uint64_t* seed), double* results, int n_threads, int n_samples);
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/* Stats */
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double array_get_median(double xs[], int n);
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typedef struct ci_t {
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double low;
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double high;
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} ci;
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ci array_get_ci(ci interval, double* xs, int n);
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ci array_get_90_ci(double xs[], int n);
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void array_print_stats(double xs[], int n);
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void array_print_histogram(double* xs, int n_samples, int n_bins);
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void array_print_90_ci_histogram(double* xs, int n, int n_bins);
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/* Algebra manipulations */
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typedef struct normal_params_t {
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double mean;
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double std;
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} normal_params;
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normal_params algebra_sum_normals(normal_params a, normal_params b);
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typedef struct lognormal_params_t {
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double logmean;
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double logstd;
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} lognormal_params;
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lognormal_params algebra_product_lognormals(lognormal_params a, lognormal_params b);
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lognormal_params convert_ci_to_lognormal_params(ci x);
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ci convert_lognormal_params_to_ci(lognormal_params y);
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/* Utilities */
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#define THOUSAND 1000
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#define MILLION 1000000
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#endif
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