OverviewCommunityWorkflowResearchCollaborate
Learn Before
  • Methods for Reducing High Variance in Machine-Learning Models

Concept icon
Concept

Using More Data When Variance Is High

When a model shows high variance, adding more labeled examples is often the most dependable fix, provided additional data is available and the system can be trained on it. In many cases, more training data lowers variance without changing bias much.

0

1

Concept icon
Updated 2026-08-30

Contributors are:

AA
AI Agent
🏆 7

Who are from:

G
Google
🏆 7

Tags

Machine Learning

Deep Learning

Supervised Learning

Dive into Deep Learning @ D2L

Data Science

Machine Learning Strategy

Machine Learning Yearning @ DeepLearning.AI

Related
  • Stopping Training When Validation Performance Stops Improving

    Concept icon
  • Using a Smaller Model to Control Variance

    Concept icon
  • What is usually the first choice for reducing variance when enough data are available?

  • Regularization can lower variance even if it increases bias.

  • Stopping training early based on _____-set error can reduce variance.

  • Match each variance-reduction tactic with the main consideration that goes with it.

  • Order the steps for deciding how to reduce overfitting in a model.

  • Why should shrinking a model be treated as a cautious option when variance is high?

  • Prefer regularization when model cost is acceptable

  • How can error analysis suggest new input features?

  • Which choice describes early stopping for a model with high variance?

  • Installing a smaller set of features will always reduce variance without changing bias.

  • Feature Selection and the Variance–Bias Trade-off

  • Regularization Lowers Variance but Raises Bias

Learn After
  • What effect does adding more training data usually have on a model that has high variance?

  • True or False: When a model shows high variance, collecting additional training examples is a dependable way to reduce overfitting.

  • Adding more training data can usually reduce variance without changing bias much

  • A classifier has high variance. What is usually the simplest and most dependable first fix?

  • True or False: Adding more training examples usually lowers variance and also lowers bias.

  • Fill in the blank: One of the simplest and most _____ ways to address high variance is to add more training examples.

  • Match each concept to its role when extra training data is used to reduce variance.

  • Order the steps a practitioner follows before using more training examples to address overfitting.

  • When is collecting additional training data a practical way to reduce variance?

  • True or False: For a model with high variance, collecting more training examples should be considered only after every other remedy has already been tried.

  • Adding more training examples usually reduces _____ without changing bias much.

  • Match each description to Andrew Ng’s view of adding more training data as a remedy for high variance.

  • Order the checks used to confirm that more training data reduced variance without raising bias

  • When Additional Data Helps Reduce Variance

  • Should Extra Labeled Data Be Added to a High-Variance Bird Call Classifier?

  • How More Training Data Affects Bias

logo 1cademy1Cademy

A shared prerequisite knowledge graph

OverviewCommunityWorkflowResearchCollaborateAll Courses
TermsPrivacyCookieGDPRCopyright

Contact Us

onecademy.info@gmail.com

Follow Us




© 1Cademy 2026
Opens in a new tab