LeeKLTW / Data-Science-Competitions

Goal of this repo is to provide the solutions of all Data Science Competitions(Kaggle, Data Hack, Machine Hack, Driven Data etc...).

Please send pull request if you want to add more competition solutions.

For Comment and Suggestions: Discusssion Thread:

1. Kaggle

Regression

Elo Merchant Category Recommendation

• 5th Place Solution (Explanation)
• 7th Place Solution (Explanation)
• 10th Place Solution (Explanation)
• 11th Place Solution (Explanation)
• 19th Place Solution (Explanation)
• 21th Place Solution (Explanation)(code)

Classification

Santander Customer Transaction Prediction

• 1st Place Solution (Explanation)
• 2nd Place Solution (Explanation)(code)
• 5th Place Solution (Explanation)
• 7th Place Solution (Explanation)
• 9th Place Solution (Explanation)
• 10th Place Solution (Explanation)
• 29th Place Solution (Explanation)(code)

PetFinder.my Adoption Prediction

• 2nd Place Solution (Explanation)(code)
• 3rd Place Solution (Explanation & code)
• 6th Place Solution (Explanation & code)
• 8th Place Solution (Explanation & code)
• 10th Place Solution (Explanation & code)
• Place Solution (Explanation & code)

Santander Product Recommendation

• 1st Place Solution (Explanation)
• 2nd Place Solution (Explanation)(code)(Blog)
• 3rd Place Solution - R language (Explanation & code)
• 4th Place Solution (Explanation)
• 5th Place Solution (Explanation)(code)
• 8th Place Solution (Explanation)(code)
• 11th Place Solution (Explanation)(code)

Text Classification

Jigsaw Unintended Bias in Toxicity Classification

• 2nd Place Solution (Explanation)
• 3rd Place Solution (Explanation)
• 4th Place Solution (Explanation)(code)(Kaggle Kernel)
• 8th Place Solution (Explanation)(code)

Quora Insincere Questions Classification

• 1st Place Solution (Explanation)
• 2nd Place Solution (Explanation)
• 3rd Place Solution (Explanation)(code)
• 4th Place Solution (Explanation)(code)
• 7th Place Solution (Explanation)

Quora Question Pairs

• 1st Place Solution (Explanation)
• 2nd Place Solution (Explanation)
• 3rd Place Solution (Explanation)
• 7th Place Solution (Explanation)
• Some interesting solutions from the web (write-up)
• 24 Place Solution (Explanation)(code)

Toxic Comment Classification Challenge

• 1st Place Solution (Explanation)
• 2nd Place Solution (Explanation)
• 3rd Place Solution (Explanation)
• 27 Place Solution (Explanation)(code)
• Collection of winning solutions (write-up)

Document Classification & Data extraction

Tradeshift Text Classification

• 1st Place Solution (Explanation)(code)
• 28th Place Solution (Explanation & code)
• 71th Place Solution (code)
• Another Solution (code)

Time series analysis

Two Sigma: Using News to Predict Stock Movements

• 49th Place Solution (Explanation & code)
• 91th Place Solution (Explanation & code)
• 113th Place Solution (Explanation & code)
• 119th Place Solution(Explanation & code)
• Post-competition thoughts(write-up)

Web Traffic Time Series Forecasting

• 1st Place Solution (Explanation)(code)
• 2nd Place Solution (Explanation)(code)
• 3rd Place Solution (Explanation)
• 6th Place Solution (Explanation)(code)
• Tips from the winning solutions (write-up)
• General Approach (write-up)

Rossmann Store Sales

• 1st Place Solution (Explanation)
• 3rd Place Solution (Explanation)(code)

Recommendation System:

Santander Product Recommendation

• 1st Place Solution (Explanation)
• 2nd Place Solution (Explanation)(code)
• 3rd Place Solution (Explanation & code)
• 4th Place Solution (Explanation)

Coreference Resolution

Gendered Pronoun Resolution

• 1st Place Solution (Explanation)(code)
• 3rd Place Solution (Explanation)
• Place Solution (Explanation)(code)
• Place Solution (Explanation)(code)
• Top solutions (write-up)

Signal Processing

LANL Earthquake Prediction

• 1st Place Solution (Explanation)(code)
• 2nd Place Solution (Explanation)
• 3rd Place Solution (Explanation)
• 5th Place Solution (Explanation)
• Gold Medal Solutions (write-up)

Image Classification

Cdiscount’s Image Classification Challenge

• 1st Place Solution (Explanation)
• 5th Place Solution (Explanation)(Video Tutorial with Eng subtitles)
• 7th Place Solution (Explanation)
• 8th Place Solution (Explanation)
• 9th Place Solution (Explanation)

Right Whale Recognition

• 1st Place Solution (Explanation)(code)
• 2nd Place Solution (Explanation)(code)

Semantic Segmentation & Instance Segmentation

APTOS 2019 Blindness Detection

• 1st Place Solution (Explanation)
• 2nd Place Solution (Explanation)
• 4th Place Solution (Explanation)
• 5th Place Solution (Explanation)
• 7h Place Solution (Explanation)(code)
• 8th Place Solution (Explanation)(code)
• 🏅Gold Medal Solutions list 🏅

iMaterialist (Fashion) 2019 at FGVC6:

• 1st Place Solution (Explanation)(code)
• 2nd Place Solution(Explanation)
• 3rd Place Solution(Explanation)

TGS Salt Identification Challenge

• 1st Place Solution (Explanation)(code)
• 4th Place Solution (Explanation)(code)
• 9th Place Solution (Explanation)(code)

Airbus Ship Detection Challenge

• 1st Place Solution (Explanation)
• 6th Place Solution (Explanation)
• 8th Place Solution (Explanation)(code)
• 9th Place Solution (Explanation)
• Few lessons learned (4th place) (Explanation)

2018 Data Science Bowl (DSB2018)

• 1st Place Solution (Explanation)(code)
• 2nd Place Solution (Explanation & code)
• 3rd Place Solution (Explanation)(code)
• 4th Place Solution (Explanation)(code)

GAN

Generative Dog Images

• P1st lace Solution (Explanation)
• Place Solution (Explanation)(code)
• Place Solution (Explanation)(code)
• Place Solution (Explanation)(code)
• Place Solution (Explanation)(code)
• Gold Medal Solutions

2. DataHack by Analytics Vidya

Innoplexus Online Hiring Hackathon: Sentiment Analysis

• 14th Place Solution (code)
• 25th Place Solution (code)
• 27th Place Solution (code)
• 29th Place Solution (code)

Genpact Machine Learning Hackathon

• 13th Place Solution (code)
• 32th Place Solution (code)

Game of Deep Learning: Computer Vision Hackathon

• 1st Place Solution (code)
• 2nd Place Solution (code)
• 3rd Place Solution (code)
• 5th Place Solution (Explanation)(code)

Capillary Machine Learning Hackathon

• 4th Place Solution (code)
• 12th Place Solution (code)
• 13th Place Solution (code)

3. Machine Hack

Predicting The Costs Of Used Cars - Hackathon By Imarticus Learning

• 5th Place Solution (code)
• 11th Place Solution (Explanation & code)

Predict A Doctor's Consultation Fee Hackathon

• 3rd Place Solution (code)
• 8th Place Solution (Explanation & code)

Predict The Flight Ticket Price Hackathon

• 3rd Place Solution (code)
• 11th Place Solution (Explanation & code)

Predicting Restaurant Food Cost Hackathon

• 5th Place Solution (code)
• 7th Place Solution (code)

4. Driven Data

Competition
America's Next Top (Statistical) Model
Box-Plots for Education
Countable Care: Modeling Women's Health Care Decisions
From Fog Nets to Neural Nets
Keeping it Fresh: Predict Restaurant Inspections
Naive Bees Classifier
Senior Data Science: Safe Aging with SPHERE
Pri-matrix Factorization
Pover-T Tests: Predicting Poverty
Random Walk of the Penguins
N+1 Fish, N+2 Fish
Power Laws: Forecasting Energy Consumption
Power Laws: Anomaly Detection
Power Laws: Optimizing Demand-side Strategies
Power Laws: Cold Start Energy Forecasting
Sustainable Industry: Rinse Over Run

5. CrowdANALYTIX

Extraction of product attribute values

• 1st Place Solution (Explanation)

PKPD Modeling: Predict Exacerbation in patients with COPD

• 3rd Place Solution (Explanation)

Identifying Superheroes from product images

• 34th Place Solution (code)
• Another Solution: code
• Another Solution: code

6. Hacker Earth

Amazon ML Hiring Challenge

• Score: 73.4% Solution (Explanation & code)
• Score 66%: Solution (Explanation & code)