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High Bias Low Variance Bias-Variance Example
A classifier with estimated bias of 15% and variance of 1% fits the training set poorly while doing only slightly worse on the dev set. This indicates high bias and low variance, also described as underfitting.
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Related
Bias (Informal Definition)
Variance (Informal Definition)
Adding More Training Data Does Not Always Help
Total Error Equals Bias Plus Variance for Mean Squared Error
Estimating the Optimal Error Rate
Bias-Variance Tradeoff
Learning Curve for Dev-Set Error
Deciding Whether to Reduce Bias, Variance, or Data Mismatch
High Avoidable Bias with 10% Training, 11% Training-Dev, and 12% Dev Error
Algorithms Can Simultaneously Have Avoidable Bias, Variance, and Data Mismatch Problems
High Variance Bias-Variance Example for Cat Classification
High Bias Low Variance Bias-Variance Example
High Bias and High Variance Bias-Variance Example
Low Bias and Low Variance Bias-Variance Example
According to Machine Learning Yearning, what are the two major sources of error in machine learning?
Understanding bias and variance helps you decide whether adding more training data or other tactics to improve performance are a good use of time.
According to Machine Learning Yearning, the two major sources of error in machine learning are bias and _____.
Which two fundamental error components does Andrew Ng identify as targets for ML optimization?
Understanding bias and variance helps you decide whether adding more training data is a good use of time.
Machine Learning Yearning identifies _____ and variance as the two major sources of error in machine learning.
Match each term to its role in ML Yearning's two-major-sources-of-error framework.
Order the conceptual steps a practitioner follows when applying the bias-variance framework to guide improvement efforts.
What practical benefit does ML Yearning say comes from understanding bias and variance?
Machine Learning Yearning describes bias and variance as the only sources of error in machine learning.
Understanding bias and variance helps you decide whether _____ are a good use of time.
Match each child concept to the aspect of the bias-variance framework it addresses.
Order the reasoning steps a practitioner takes when deciding whether adding training data will improve performance.
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Evaluating Team Strategy for Improving an Image Classifier Using Error Analysis
Guiding Development Tactics Through Machine Learning Error Analysis
Learn After
A classifier has 15% training error and its dev set error is barely higher. How is this classifier best described?
In the high bias, low variance example, the gap between training error and dev set error is large.
A classifier with high bias and low _____ fails to fit the training set well and is described as underfitting.
Match each bias-variance term to its description in the Machine Learning Yearning example.
Arrange the steps for measuring bias and variance to diagnose a classifier.
What does an estimated variance of 1% (alongside 15% bias) specifically indicate about the classifier?
An underfitting classifier performs well on its training set but poorly on the dev set.
In the Machine Learning Yearning example, the estimated bias is _____ and the classifier is said to be underfitting.
Match each bias-variance condition to what it implies about the train-to-dev error gap.
Arrange the reasoning steps to conclude that a classifier with 15% bias and 1% variance is underfitting.