Jan Leyva

Barcelona, Spain.

About

MSc Statistic and Operation Research with specialisation in Data Science at Polytechnic University of Catalonia. A repository of the projects I worked on or currently working on. It is updated regularly. The projects are either written in R or Python. Most of the project are part of my academic works.

Projects

Currently working on...

Multimodal models for Classification of Hate Speech Repository that contains all code and notebooks to reproduce the results for the Memes Hateful Competition by FacebookAI.

Deep Learning

  1. Network from scratch
  2. Face keypoint detection
  3. Attention mechanism
  4. Blog about Attention mechanism

Optimization in Data Science

  1. Support Vector Machine - from scratch
  2. Cluster median problem as optimization problem in Ampl

Machine/Statistical Learning

  1. K-Nearest-Neighbor Regression
  2. Ridge Regression
  3. Lasso estimation in multiple linear regression
  4. ROC
  5. Local Poisson bandwidth choosing
  6. Smoothing and Regression Splines
  7. Generalized Additive Models
  8. Regression Tree
  9. Convolutional Neural Network and Convolutional Autoencoder
  10. Eigenface from chambers photos

Time Series

    ARIMAX model