La traduction de cette page n'est pas à jour. Cliquez ici pour voir la dernière version en anglais.
Visualiser des réseaux neuronaux profonds
Tracer la progression de l’apprentissage, évaluer la précision, expliquer les prédictions et visualiser les caractéristiques apprises par un réseau d’images
Surveillez la progression de l’apprentissage en utilisant des tracés prédéfinis des fonctions de précision et de perte du réseau. Analysez des réseaux entraînés avec des techniques de visualisation comme Grad-CAM, la sensibilité aux occlusions, LIME et DeepDream.
Applications
Deep Network Designer | Concevoir et visualiser des réseaux de Deep Learning |
Fonctions
Propriétés
ConfusionMatrixChart Properties | Confusion matrix chart appearance and behavior |
ROCCurve Properties | Receiver operating characteristic (ROC) curve appearance and behavior (depuis R2022b) |
Rubriques
Interprétabilité
- Deep Learning Visualization Methods
Learn about and compare deep learning visualization methods. - Understand Network Predictions Using Occlusion
This example shows how to use occlusion sensitivity maps to understand why a deep neural network makes a classification decision. - Investigate Spectrogram Classifications Using LIME
This example shows how to use locally interpretable model-agnostic explanations (LIME) to investigate the robustness of a deep convolutional neural network trained to classify spectrograms. - Investigate Classification Decisions Using Gradient Attribution Techniques
This example shows how to use gradient attribution maps to investigate which parts of an image are most important for classification decisions made by a deep neural network. - Investigate Network Predictions Using Class Activation Mapping
This example shows how to use class activation mapping (CAM) to investigate and explain the predictions of a deep convolutional neural network for image classification. - Visualize Image Classifications Using Maximal and Minimal Activating Images
This example shows how to use a data set to find out what activates the channels of a deep neural network. - View Network Behavior Using tsne
This example shows how to use thetsne
function to view activations in a trained network. - Visualize Activations of a Convolutional Neural Network
This example shows how to feed an image to a convolutional neural network and display the activations of different layers of the network. - Visualize Features of a Convolutional Neural Network
This example shows how to visualize the features learned by convolutional neural networks.
Progression et performance de l’apprentissage
- Classify Webcam Images Using Deep Learning
This example shows how to classify images from a webcam in real time using the pretrained deep convolutional neural network GoogLeNet. - Surveiller la progression de l'apprentissage du Deep Learning
Cet exemple montre comment surveiller la progression de l’apprentissage des réseaux de Deep Learning. - Monitor Custom Training Loop Progress
Track and plot custom training loop progress. - Monitor GAN Training Progress and Identify Common Failure Modes
Learn how to diagnose and fix some of the most common failure modes in GAN training. - ROC Curve and Performance Metrics
Userocmetrics
to examine the performance of a classification algorithm on a test data set. - Compare Deep Learning Models Using ROC Curves
This example shows how to use receiver operating characteristic (ROC) curves to compare the performance of deep learning models.