Struct faiss::ReproduceDistancesObjective

struct ReproduceDistancesObjective : public faiss::PermutationObjective

Public Functions

double dis_weight(double x) const

double get_source_dis(int i, int j) const

virtual double compute_cost(const int *perm) const override

virtual double cost_update(const int *perm, int iw, int jw) const override

ReproduceDistancesObjective(int n, const double *source_dis_in, const double *target_dis_in, double dis_weight_factor)

void set_affine_target_dis(const double *source_dis_in)

inline ~ReproduceDistancesObjective() override

Public Members

double dis_weight_factor

std::vector<double> source_dis

“real” corrected distances (size n^2)

const double *target_dis

wanted distances (size n^2)

std::vector<double> weights

weights for each distance (size n^2)

int n

Public Static Functions

static inline double sqr(double x)

static void compute_mean_stdev(const double *tab, size_t n2, double *mean_out, double *stddev_out)