Evaluate rank list. More...

Inheritance diagram for xgboost::metric::EvalRank:

Public Member Functions
double	Eval (const HostDeviceVector< bst_float > &preds, const MetaInfo &info) override

const char *	Name () const override

Public Member Functions inherited from xgboost::MetricNoCache
double	Evaluate (HostDeviceVector< float > const &predts, std::shared_ptr< DMatrix > p_fmat) final
	Evaluate a metric with DMatrix as input.

Public Member Functions inherited from xgboost::Metric
virtual void	Configure (const std::vector< std::pair< std::string, std::string > > &)
	Configure the Metric with the specified parameters.

void	LoadConfig (Json const &) override
	Load configuration from JSON object By default, metric has no internal configuration; override this function to maintain internal configuration.

void	SaveConfig (Json *p_out) const override
	Save configuration to JSON object By default, metric has no internal configuration; override this function to maintain internal configuration.

	~Metric () override=default
	virtual destructor

Protected Member Functions
	EvalRank (const char name, const char param)

virtual double	EvalGroup (PredIndPairContainer *recptr) const =0

Additional Inherited Members
Static Public Member Functions inherited from xgboost::Metric
static Metric *	Create (const std::string &name, Context const *ctx)
	create a metric according to name.

Data Fields inherited from xgboost::metric::EvalRankConfig
unsigned	topn {std::numeric_limits<unsigned>::max()}

std::string	name

bool	minus {false}

Protected Attributes inherited from xgboost::Metric
Context const *	ctx_ {nullptr}

Detailed Description

Evaluate rank list.

Member Function Documentation

double xgboost::metric::EvalRank::Eval	(	const HostDeviceVector< bst_float > &	preds,
		const MetaInfo &	info
	)

inlineoverridevirtual

const char * xgboost::metric::EvalRank::Name ( ) const

inlineoverridevirtual

The documentation for this struct was generated from the following file: