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150 lines
3.0 KiB
150 lines
3.0 KiB
#include <stdio.h>
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#include <stdlib.h>
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#include <stdbool.h>
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#include "src/vec_match.h"
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#define DATA_LEN 16
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#define REF_LEN 10
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static float reference[DATA_LEN] = {
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//0, 10, 20, 30, 40, 50, 40, 30, 20, 10, 0
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0, 15.7, 0, 0, 0.1, 0.2, 0.1, 10, 24.242, 7, 0, 2, 0.2, 0.4, 0.5, 0
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};
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static float data[DATA_LEN] = {
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//0, 10, 20, 30, 40, 50, 50, 35, 15, 15, 0
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0, 13, 16, 0, 0.1, 0.2, 10, 0, 24, 0, 0, 7, 12, 0.4, 0.5, 0
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};
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static float ref_p[REF_LEN];
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//static float data_cprs[16] = {
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// 0, 15.7, 0, 0, 0.1, 0.2, 0.1, 10, 24.242, 0, 0, 2, 0.2, 0.4, 0.5, 0
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//};
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//static float data_packed[16];
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int main(void)
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{
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/* for (int i = 0; i < 16; i++) {
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printf("%.1f, ", data_cprs[i]);
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}
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printf("\n");
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int pklen = vec_pack(data_packed, 16, data_cprs, 16, 2);
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printf("compressed len = %d\n", pklen);
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for (int i = 0; i < pklen; i++) {
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printf("%.1f, ", data_packed[i]);
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}
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printf("\n");
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pack_walker_t pw;
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pw_init(&pw, data_packed, pklen);
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for(int i=0; i<16; i++) {
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printf("Value at %d is %.1f\n", i, pw_get(&pw, i));
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}
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int i = 8;
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printf("Value at %d is %.1f\n", i, pw_get(&pw, i));
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i = 7;
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printf("Value at %d is %.1f\n", i, pw_get(&pw, i));
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i = 1;
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printf("Value at %d is %.1f\n", i, pw_get(&pw, i));
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i = 15;
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printf("Value at %d is %.1f\n", i, pw_get(&pw, i));
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i = 11;
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printf("Value at %d is %.1f\n", i, pw_get(&pw, i));
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i = 12;
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printf("Value at %d is %.1f\n", i, pw_get(&pw, i));*/
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/* len = vec_unpack(data_cprs3, 16, data_cprs2, len);
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printf("unpacked len = %d\n", len);
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for (int i = 0; i < len; i++) {
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printf("%.1f, ", data_cprs3[i]);
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}
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printf("\n");
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*/
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//return 0;
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vec_fuzzymatch_cfg_t cfg = {
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.length = DATA_LEN,
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.drift_x = 1,
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.offset_y = 1,
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.abs_threshold = 0.1
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};
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vec_hausdorff_cfg_t cfg_hdf = {
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.length = DATA_LEN,
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.max_drift_x = 10,
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.cost_x = 10,
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.cost_y = 4
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};
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// example
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printf("REF: ");
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for (int i = 0; i < DATA_LEN; i++) {
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printf("%5.1f, ", reference[i]);
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}
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printf("\n");
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printf("MEAS: ");
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for (int i = 0; i < DATA_LEN; i++) {
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printf("%5.1f, ", data[i]);
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}
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printf("\n");
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// --- PACK REFERENCE VECTOR ---
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float thr;
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int ref_pack_len = vec_pack_auto(ref_p, REF_LEN, reference, DATA_LEN, &thr);
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printf("Reference packed with zero threshold %.1f to %d items.\n", thr, ref_pack_len);
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printf("REF packed: ");
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for (int i = 0; i < ref_pack_len; i++) {
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printf("%5.1f, ", ref_p[i]);
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}
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printf("\n");
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// error metric fields
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float env_e, abs_e;
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bool ok = vec_fuzzymatch(data, reference, &cfg, &env_e, &abs_e);
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printf("FUZZY: %s", ok ? "MATCH OK" : "MATCH FAILED");
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printf("\n");
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printf("Error rate: ENV %.2f, ABS %.2f\n", env_e, abs_e);
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ok = vec_fuzzymatch_packed(data, ref_p, ref_pack_len, &cfg, &env_e, &abs_e);
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printf("PACKED FUZZY: %s", ok ? "MATCH OK" : "MATCH FAILED");
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printf("\n");
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printf("Error rate: ENV %.2f, ABS %.2f\n", env_e, abs_e);
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// ---- HAUSDORFF ----
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float hdif = vec_hausdorff(data, reference, &cfg_hdf);
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printf("HAUSDORFF dist: %.2f\n", hdif);
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float hdif_p = vec_hausdorff_packed(data, ref_p, ref_pack_len, &cfg_hdf);
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printf("HAUSDORFF dist packed: %.2f\n", hdif_p);
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}
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