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IDS - Week 09 - 04 - Feature engineering

Feature engineering with recipes and fitting models with workflows

From  Mine Cetinkaya-Rundel on November 16th, 2020 0 likes 17 plays 0  

IDS - Week 09 - 03 - Prediction and overfitting

Making predictions based on models and splitting data into training and testing sets to avoid overfitting

From  Mine Cetinkaya-Rundel on November 16th, 2020 0 likes 28 plays 0  

IDS - Week 09 - 02 - Logistic regression

Predicting binary outcomes with logistic regression

From  Mine Cetinkaya-Rundel on November 16th, 2020 0 likes 22 plays 0  

ML5: K-Nearest Neighbours Classification

In this video, we introduce the simplest classifier: the K-Nearest Neighbours classifier. This classifier has no trainable parameters, and classifies test points by finding its closest training…

From  Elliot Crowley on November 9th, 2020 0 likes 9 plays 0  

ML4: An introduction to Classification

Here, we explain what is meant by a (binary) classifier. It is a black box that takes in some data and predicts whether it belongs to one of two possible classes. We also describe how we can split…

From  Elliot Crowley on November 5th, 2020 0 likes 8 plays 0  

Receiver Operating Characteristic (ROC) Curve

Receiver Operating Characteristic (ROC) Curve

From  Nigel Goddard on September 21st, 2016 0 likes 2,638 plays 0  

Classification Error and Accuracy

Classification Error and Accuracy

From  Nigel Goddard on September 21st, 2016 0 likes 2,156 plays 0  

False Positives and False Negatives

False Positives and False Negatives

From  Nigel Goddard on September 21st, 2016 0 likes 2,099 plays 0  

The Zero-Frequency Problem

The Zero-Frequency Problem

From  Nigel Goddard on September 17th, 2016 1 likes 2,541 plays 0  

Supervised vs Unsupervised Learning

Supervised vs Unsupervised Learning

From  Nigel Goddard on September 17th, 2016 1 likes 2,003 plays 0  

Representing Text with Categorical Attributes

Representing Text with Categorical Attributes

From  Nigel Goddard on September 17th, 2016 1 likes 1,953 plays 0  

Joint Distributions

Joint Distributions

From  Nigel Goddard on September 8th, 2016 0 likes 1,864 plays 0  

Conditional Distributions

Conditional Distributions

From  Nigel Goddard on September 8th, 2016 0 likes 1,799 plays 0