kaggle competition: Avito demand prediction

This repository is a collection of models and scripts used for the 24th-place solution of the avito demand prediction challenge hosted on kaggle

Todos:

• add explanation -> ensemble of LGB + NN
• add model scripts
• add ensemble script
• add section about feature engineering

Neural Network Architecture

Dependencies:

• trained w2v
• trained DenseNet161
• features from AVA

Used features:

• a
• b
• c

Gradient boosting Model

-> used lightgbm

Used features:

• a
• b
• c

Feature Engineering

text

• #words
• #caps
• #digits
• #spaces
• #punctuation

simple model predictions

• ridge1
• ridge2
• ridge price

periods

image

regional

Supplemental region information from wikipedia

• time zone
• population density
• population
• rural
• urban

geo coordinates

• longitude
• latitude