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Data Science

Data Science

Model Selection in Machine Learning …

Model selection refers to choose the best statistical machine learning model ... Continue reading

Data Science

Evaluate Model Performance – Loss …

The predictions that the model returns will be compared with the real ... Continue reading

Data Science

Train-Test Datasets in Machine Learning …

Once we have cleaned the data and have selected the features from the data ... Continue reading

Data Science

Feature Selection in Machine Learning …

Feature Selection is one of the core concepts in machine learning and has a ... Continue reading

Data Science

Data Preprocessing in Data Science and M …

Data preprocessing is where data scientist spent most of their time. These ... Continue reading

Data Science

What is Machine Learning? …

Machine Learning is the field which applies statistical analysis and ... Continue reading

Data Science

Machine Learning with Python …

This tutorial provides a conceptual framework and practical insights to work ... Continue reading

Data Science, Risk Management

Predictive Modelling: Comparing Model Re …

AUC for each model and their performance when we set probability cutoff at ... Continue reading

Data Science

Predictive Modelling: Averaging Results …

Our final model is to combine the result of previous machine learning models ... Continue reading

Data Science, Risk Management

Extreme Gradient Boosting in R …

Extreme Gradient Boosting has a very efficient implementation. Unlike SVM ... Continue reading

Data Science, Risk Management

Random Forest Model in R …

Now, we will tune RandomForest model. Like SVM, we tune parameter based on ... Continue reading

Data Science, Risk Management

Support Vector Machine (SVM) Model in R …

A support vector machine (SVM) is a supervised learning technique that ... Continue reading

Data Science, Risk Management

Credit Risk – Logistic Regression …

To build our first model, we will tune Logistic Regression to our training ... Continue reading

Data Science, Risk Management

Building Credit Risk Model …

The loan data typically have a higher proportion of good loans. We can ... Continue reading

Data Science, Risk Management

Create a Function and Prepare Test Data …

When we build the model, we will need the same set of columns in the test ... Continue reading

Data Science, Risk Management

Remove Dimensions By Fitting Logistic Re …

We will use the preProcess function from ... Continue reading

Data Science, Risk Management

Data Cleaning in R – Part 5 …

Numeric Features Let’s look at all numeric features we have left. We ... Continue reading

Data Science, Risk Management

Data Cleaning in R – Part 3 …

Default by States We take a look at default rate for each state. We ... Continue reading

Data Science, Risk Management

Data Cleaning in R – Part 2 …

Attributes with Zero Variance Datasets can sometimes contain attributes ... Continue reading

Data Science, Risk Management

Data Cleaning in R – Part 1 …

Discarding Attributes LendingClub also provides a data dictionary that ... Continue reading

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