Análisis discriminante
Para entrenar de forma interactiva un modelo de análisis discriminante, utilice la app Classification Learner. Para mayor flexibilidad, entrene un modelo de análisis discriminante mediante fitcdiscr
en la interfaz de línea de comandos. Tras el entrenamiento, prediga las etiquetas o calcule las probabilidades a posteriori pasando el modelo y los datos de los predictores a predict
.
Apps
Classification Learner | Entrenar modelos para clasificar datos usando machine learning supervisado |
Funciones
Clases
ClassificationDiscriminant | Discriminant analysis classification |
CompactClassificationDiscriminant | Compact discriminant analysis classification |
ClassificationPartitionedModel | Cross-validated classification model |
Temas
- Train Discriminant Analysis Classifiers Using Classification Learner App
Create and compare discriminant analysis classifiers, and export trained models to make predictions for new data.
- Supervised Learning Workflow and Algorithms
Understand the steps for supervised learning and the characteristics of nonparametric classification and regression functions.
- Parametric Classification
Learn about parametric classification methods.
- Clasificación de análisis discriminante
Comprenda el algoritmo de análisis discriminante y aprenda a ajustar un modelo de análisis discriminante a los datos.
- Creating Discriminant Analysis Model
Understand the algorithm used to construct discriminant analysis classifiers.
- Create and Visualize Discriminant Analysis Classifier
Perform linear and quadratic classification of Fisher iris data.
- Improving Discriminant Analysis Models
Examine and improve discriminant analysis model performance.
- Regularize Discriminant Analysis Classifier
Make a more robust and simpler model by removing predictors without compromising the predictive power of the model.
- Examine the Gaussian Mixture Assumption
Discriminant analysis assumes that the data comes from a Gaussian mixture model. Understand how to examine this assumption.
- Prediction Using Discriminant Analysis Models
Understand how
predict
classifies observations using a discriminant analysis model. - Visualize Decision Surfaces of Different Classifiers
This example shows how to visualize the decision surface for different classification algorithms.