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moves dist fun
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Nowosad committed Jan 13, 2024
1 parent b2f3bea commit 6bc13dd
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Showing 4 changed files with 20 additions and 24 deletions.
17 changes: 17 additions & 0 deletions src/distances.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,23 @@
#include "dtw/include/DTW.hpp"
// using namespace cpp11::literals; // so we can use ""_nm syntax

double get_vals_dist(vector<double>& values1, vector<double>& values2,
std::string& dist_name, cpp11::function dist_fun){
if (dist_name == "euclidean"){
return euclidean(values1, values2);
} else if (dist_name == "jsd"){
return jensen_shannon(values1, values2);
} else if (dist_name == "dtw"){
return dtw3(values1, values2);
} else if (dist_name == "dtw2d"){
return dtw2d(values1, values2);
} else if (dist_name != ""){
return custom_distance(values1, values2, dist_name);
} else {
return dist_fun(values1, values2);
}
}

double euclidean(std::vector<double>& values1, std::vector<double>& values2){
int len1 = values1.size();
double dist = 0.0;
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3 changes: 3 additions & 0 deletions src/distances.h
Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,9 @@

using namespace std;

/* Calculate the values distance between a center and an individual pixel. */
double get_vals_dist(vector<double>& values1, vector<double>& values2,
std::string& dist_name, cpp11::function dist_fun);
double euclidean(std::vector<double>& values1, std::vector<double>& values2);
double manhattan(vector<double>& values1, vector<double>& values2);
double jensen_shannon(vector<double>& values1, vector<double>& values2);
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20 changes: 0 additions & 20 deletions src/private_functions.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -103,23 +103,6 @@ void Slic::inits(integers mat, doubles_matrix<> vals,
}
}

double Slic::get_vals_dist(vector<double>& values1, vector<double>& values2,
std::string& dist_name, cpp11::function dist_fun){
if (dist_name == "euclidean"){
return euclidean(values1, values2);
} else if (dist_name == "jsd"){
return jensen_shannon(values1, values2);
} else if (dist_name == "dtw"){
return dtw3(values1, values2);
} else if (dist_name == "dtw2d"){
return dtw2d(values1, values2);
} else if (dist_name != ""){
return custom_distance(values1, values2, dist_name);
} else {
return dist_fun(values1, values2);
}
}

double Slic::compute_dist(int& ci, int& y, int& x, vector<double>& values,
std::string& dist_name, cpp11::function dist_fun) {

Expand Down Expand Up @@ -180,6 +163,3 @@ vector<int> Slic::find_local_minimum(doubles_matrix<> vals, int& y, int& x,
}
return loc_min;
}



4 changes: 0 additions & 4 deletions src/slic.h
Original file line number Diff line number Diff line change
Expand Up @@ -54,10 +54,6 @@ class Slic {
std::string& dist_name, cpp11::function dist_fun,
integers_matrix<> input_centers);

/* Calculate the values distance between a center and an individual pixel. */
double get_vals_dist(vector<double>& values1, vector<double>& values2,
std::string& dist_name, cpp11::function dist_fun);

/* Compute the total (spatial and value) distance between a center and an individual pixel. */
double compute_dist(int& ci, int& y, int& x, vector<double>& value,
std::string& dist_name, cpp11::function dist_fun);
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