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The Machine Learning “Advent Calendar” Day 19: Bagging in Excel

For 18 days, we've got explored many of the core machine learning models, organized into three major families: distance- and density-based models, tree- or rule-based models, and weight-based models. Up so far, each article focused...

The Machine Learning “Advent Calendar” Day 18: Neural Network Classifier in Excel

Neural Network Regressor, we now move to the classifier version. From a mathematical viewpoint, the 2 models are very similar. In truth, they differ mainly by the interpretation of the output and the selection...

The Machine Learning “Advent Calendar” Day 17: Neural Network Regressor in Excel

are sometimes presented as black boxes. Layers, activations, gradients, backpropagation… it may feel overwhelming, especially when every thing is hidden behind model.fit(). We are going to construct a neural network regressor from scratch using Excel....

The Machine Learning “Advent Calendar” Day 16: Kernel Trick in Excel

article about SVM, the subsequent natural step is Kernel SVM. At first sight, it looks like a very different model. The training happens within the dual form, we stop talking a few slope and...

The Machine Learning “Advent Calendar” Day 15: SVM in Excel

we're. That is the model that motivated me, from the very starting, to make use of Excel to raised understand Machine Learning. And today, you'll see a different explanation of SVM than you normally see,...

The Machine Learning “Advent Calendar” Day 14: Softmax Regression in Excel

With Logistic Regression, we learned classify into two classes. Now, what happens if there are greater than two classes. n is just the multiclass extension of this concept. And we are going to discuss this...

The Machine Learning “Advent Calendar” Day 13: LASSO and Ridge Regression in Excel

Someday, a knowledge scientist told that Ridge Regression was an advanced model. Because he saw that the training formula is more complicated. Well, this is precisely the target of my Machine Learning “Advent Calendar”, to...

The Machine Learning “Advent Calendar” Day 12: Logistic Regression in Excel

Today’s model is Logistic Regression. In the event you already know this model, here is an issue for you: Is Logistic Regression a regressor or a classifier? Well, this query is precisely like: Is a tomato a...

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