1 files changed, 47 insertions, 0 deletions
diff --git a/models/gauss1d.hpp b/models/gauss1d.hpp
new file mode 100644
index 0000000..958cec9
--- /dev/null
+++ b/models/gauss1d.hpp
@@ -0,0 +1,47 @@
+#ifndef GAUSS_MODEL_H_
+#define GAUSS_MODEL_H_
+#include <core/fitter.hpp>
+#include <cmath>
+
+namespace opt_utilities
+{
+  template <typename T>
+  class gauss1d
+    :public model<T,T,std::vector<T>,std::string>
+  {
+  private:
+    model<T,T,std::vector<T> >* do_clone()const
+    {
+      return new gauss1d<T>(*this);
+    }
+  public:
+    gauss1d()
+    {
+      this->push_param_info(param_info<std::vector<T> >("N",1));
+      this->push_param_info(param_info<std::vector<T> >("x0",0));
+      this->push_param_info(param_info<std::vector<T> >("sigma",1));
+    }
+
+  public:
+    T do_eval(const T& x,const std::vector<T>& param)
+    {
+      T N=get_element(param,0);
+      T x0=get_element(param,1);
+      T sigma=get_element(param,2);
+      T y=(x-x0)/sigma;
+      return N*exp(-y*y);
+    }
+
+  private:
+    std::string do_to_string()const
+    {
+      return "Gaussian model\n"
+	"y=N*exp(-(x-x0)^2/sigma^2\n";
+    }
+  };
+};
+
+
+
+#endif
+//EOF