qn.h File Reference

#include <stdbool.h>

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Classes
struct	qn_params

Typedefs
typedef enum qn_loss_type	qn_loss_type
typedef struct qn_params	qn_params

Enumerations
enum	qn_loss_type {   QN_LOSS_LOGISTIC = 0 , QN_LOSS_SQUARED = 1 , QN_LOSS_SOFTMAX = 2 , QN_LOSS_SVC_L1 = 3 ,   QN_LOSS_SVC_L2 = 4 , QN_LOSS_SVR_L1 = 5 , QN_LOSS_SVR_L2 = 6 , QN_LOSS_ABS = 7 ,   QN_LOSS_UNKNOWN = 99 }

Typedef Documentation

qn_loss_type

typedef enum qn_loss_type qn_loss_type

qn_params

typedef struct qn_params qn_params

Enumeration Type Documentation

qn_loss_type

enum qn_loss_type

Loss function types supported by the Quasi-Newton solvers.

Enumerator
QN_LOSS_LOGISTIC	Logistic classification. Expected target: {0, 1}.
QN_LOSS_SQUARED	L2 regression. Expected target: R.
QN_LOSS_SOFTMAX	Softmax classification.. Expected target: {0, 1, ...}.
QN_LOSS_SVC_L1	Hinge. Expected target: {0, 1}.
QN_LOSS_SVC_L2	Squared-hinge. Expected target: {0, 1}.
QN_LOSS_SVR_L1	Epsilon-insensitive. Expected target: R.
QN_LOSS_SVR_L2	Epsilon-insensitive-squared. Expected target: R.
QN_LOSS_ABS	L1 regression. Expected target: R.
QN_LOSS_UNKNOWN	Someone forgot to set the loss type!