Class optscaling_oracle::Ratio

• Defined in File optscaling_oracle.hpp

Nested Relationships

This class is a nested type of Template Class optscaling_oracle.

Class Documentation

class Ratio

Ratio.

Public Functions

inline Ratio(const Graph &G, Fn get_cost)

Construct a new Ratio object.

Parameters

• G – [in]

• get_cost – [in]

explicit Ratio(const Ratio&) = default

Construct a new Ratio object (only explicitly)

inline auto eval(const edge_t &e, const Arr &x) const -> double

Evaluate function.

Parameters

• e – [in]

• x – [in] (, ) in log scale

Returns

double

inline auto grad(const edge_t &e, const Arr &x) const -> Arr

Gradient function.

Parameters

• e – [in]

• x – [in] (, ) in log scale

Returns

Arr