Pallavi Pandey

Grid Search in scikit-learn

The performance of our Machine Learning model is largely based on the hyperparameter values for the model. Hence, hyperparameter tuning…

4 years ago

Cross-Validation in scikit-learn

Cross-validation is a statistical method used in Machine Learning for estimating the performance of models. It is very important to…

4 years ago

Feature Scaling: MinMax, Standard and Robust Scaler

Feature Scaling is performed during the Data Preprocessing step. Also known as normalization, it is a method that is used…

4 years ago

XGBoost Algorithm using Python

XGBoost is one of the most popular boosting algorithms. It is well known to arrive at better solutions as compared…

4 years ago

Outlier Detection using Isolation Forests

For a dataset, an outlier is a data point that behaves differently from the other data points. Outliers cause huge…

4 years ago

Introduction to Ensemble Techniques: Bagging and Boosting

Ensemble Techniques are Machine Learning techniques that combine predictions from several models to give an optimal model. Several models are…

4 years ago

Dimensionality Reduction using tSNE

tSNE stands for t-distributed Stochastic Neighbor Embedding. It is a dimensionality reduction technique and is extremely useful for visualizing datasets…

4 years ago

Dimensionality Reduction using PCA

Dimensionality refers to the number of input variables (or features) of the dataset. Data with a large number of features…

4 years ago

Evaluating Clustering Methods

Predicting optimal clusters is of utmost importance in Cluster Analysis. For a given data, we need to evaluate which Clustering…

4 years ago

Spectral Clustering

Spectral Clustering is gaining a lot of popularity in recent times, owing to its simple implementation and the fact that…

4 years ago