diff options
| -rw-r--r-- | stratified_sampling.hpp | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/stratified_sampling.hpp b/stratified_sampling.hpp index cf857ec..76fafbf 100644 --- a/stratified_sampling.hpp +++ b/stratified_sampling.hpp @@ -51,11 +51,11 @@ struct stratified_sampling { :p(p), X(X), mean(p.size(), 0), sigma2(p.size(), 0), I(p.size()){}; void update(int N); void draw(); - vector<double> get_mean(); - vector<double> get_var(); - void print_mean(); - void print_sigma(); - pair<double,double> estimator(); + vector<double> get_mean() const; + vector<double> get_var() const; + void print_mean() const; + void print_sigma() const; + pair<double,double> estimator() const; private: vector<double> p; vector<int> M; @@ -63,7 +63,7 @@ private: vector<double> mean; vector<double> sigma2; vector<L> X; - int I; + const int I; }; //actualisation du nombre de tirages à faire par strates @@ -127,17 +127,17 @@ void stratified_sampling<L>::draw() { }; template <typename L> -vector<double> stratified_sampling<L>::get_mean() { +vector<double> stratified_sampling<L>::get_mean() const { return mean; }; template <typename L> -vector<double> stratified_sampling<L>::get_var() { +vector<double> stratified_sampling<L>::get_var() const { return sigma2; }; template <typename L> -void stratified_sampling<L>::print_mean() { +void stratified_sampling<L>::print_mean() const { cout<<"les espérances :"<<endl; for(int i=0;i<I;i++){ cout<<mean[i]<<"\t"; @@ -146,7 +146,7 @@ void stratified_sampling<L>::print_mean() { }; template <typename L> -void stratified_sampling<L>::print_sigma() { +void stratified_sampling<L>::print_sigma() const { cout<<"les écarts types :"<<endl; for(int i=0;i<I;i++){ cout<<sqrt(sigma2[i])<<"\t"; @@ -155,7 +155,7 @@ void stratified_sampling<L>::print_sigma() { }; template <typename L> -pair<double,double> stratified_sampling<L>::estimator() { +pair<double,double> stratified_sampling<L>::estimator() const { double est_mean = 0; double est_std = 0; for (int i=0; i<I; i++) { |