| classias::accuracy | Accuracy counter |
| classias::train::averaged_perceptron_base< error_tmpl > | The base class for Averaged Preceptron |
| classias::train::averaged_perceptron_base< error_tmpl >::report_type | The type of progress information |
| classias::train::averaged_perceptron_binary< error_tmpl > | Averaged Preceptron for binary classification |
| classias::train::averaged_perceptron_multi< error_tmpl > | Averaged Preceptron for multi-class classification |
| classias::binary_data_base< instance_tmpl > | A template class for a collection of binary-classification instances |
| classias::binary_data_with_quark_base< instance_tmpl, attributes_quark_tmpl > | A template class for a collection of binary-classification instances with a quark assigning attribute identifiers |
| classias::binary_instance_base< features_tmpl, weight_tmpl, group_tmpl > | A template class for binary instances |
| classias::candidate_data_base< instance_tmpl, feature_generator_tmpl > | A template class for a collection of candidate-classification instances |
| classias::candidate_data_with_quark_base< instance_tmpl, attributes_quark_tmpl, labels_quark_tmpl, feature_generator_tmpl > | A template class for a collection of candidate-classification instances |
| classias::candidate_instance_base< attributes_tmpl, weight_tmpl, group_tmpl > | A template class for candidate instances |
| classias::dense_feature_generator_base< attribute_tmpl, label_tmpl, feature_tmpl > | A template class for feature generators for any combinations of attributes and labels |
| classias::group_base | Group number class |
| classias::invalid_parameter | Exception class for invalid parameter |
| classias::train::lbfgs_base< model_tmpl > | The base class for gradient descent using L-BFGS |
| classias::train::lbfgs_logistic_binary< data_tmpl, model_tmpl > | Gradient descent with L-BFGS for binary classification |
| classias::train::lbfgs_logistic_multi< data_tmpl, model_tmpl > | Gradient descent with L-BFGS for multi classification |
| classias::classify::linear_binary< model_tmpl > | A template class for linear binary classifier |
| classias::classify::linear_binary_hinge< model_tmpl > | A template class for linear binary classifiers with hinge error function |
| classias::classify::linear_binary_logistic< model_tmpl > | A template class for linear binary classifiers with logistic-sigmoid error function |
| classias::classify::linear_multi< model_tmpl > | A template class for linear multi-class classifiers |
| classias::classify::linear_multi_logistic< model_tmpl > | A template class for linear multi-class classifiers with soft-max function (Maximum Entropy models) |
| classias::multi_data_base< instance_tmpl, feature_generator_tmpl > | A template class for a collection of multi-class classification instances |
| classias::multi_data_with_quark_base< instance_tmpl, attributes_quark_tmpl, labels_quark_tmpl, feature_generator_tmpl > | Data set for classification instances |
| classias::multi_instance_base< attributes_tmpl, weight_tmpl, group_tmpl > | A template class for multi-class instances |
| classias::train::online_scheduler_binary< data_tmpl, trainer_tmpl > | A scheduler of online algorithms for training binary classifiers |
| classias::train::online_scheduler_multi< data_tmpl, trainer_tmpl > | A scheduler of online algorithms for training multi/candidate classifiers |
| classias::parameter_exchange | A class for exchanging parameters |
| classias::parameter_exchange::value_type | Parameter value |
| classias::train::pegasos_base< error_tmpl > | The base class for Primal Estimated sub-GrAdient SOlver (Pegasos) |
| classias::train::pegasos_base< error_tmpl >::report_type | The type of progress information |
| classias::train::pegasos_binary< error_tmpl > | Pegasos for binary classification |
| classias::train::pegasos_multi< error_tmpl > | Pegasos for multi classification |
| classias::precall | Counter for precision, recall, and F1 scores |
| classias::precall::label_stat | A counter for each label |
| classias::quark2_base< item0_base, item1_base > | Quark for associating a pair of items with an identifier |
| classias::quark_base< item_base > | Quark for associating an item with an identifier |
| classias::quark_error | Exception class for quark_base and quark2_base |
| classias::sparse_feature_generator_base< attribute_tmpl, label_tmpl, feature_tmpl > | Feature generator for combinations of attributes and labels that exist in the training data |
| classias::sparse_vector_base< identifier_base, value_base > | A template class for sparse vectors |
| classias::thru_feature_generator_base< attribute_tmpl, label_tmpl, feature_tmpl > | A template class for feature generators for candidate classification |
| classias::train::truncated_gradient_base< error_tmpl > | The base class for Trancated Gradient |
| classias::train::truncated_gradient_base< error_tmpl >::report_type | The type of progress information |
| classias::train::truncated_gradient_binary< error_tmpl > | Truncated gradient for binary classification |
| classias::train::truncated_gradient_multi< error_tmpl > | Truncated gradient for multi-class classification |
| classias::unknown_parameter | Exception class for parameter_exchange |
| classias::weight_base | Instance weight class |