Insights pour Use Cases Regressions Machine Learning

Walmart challenges participants to accurately predict the sales of 111 potentially weather-sensitive products (like umbrellas, bread, and milk) around the time of major weather events at 45 of their retail locations.

How Much Did It Rain?

Fri 9 Jan 2015 – Fri 15 May 2015

Predict probabilistic distribution of hourly rain given polarimetric radar measurements

Restaurant Revenue Prediction

Mon 23 Mar 2015 – Mon 4 May 2015

Predict annual restaurant sales based on objective measurements

Finding Elo

Mon 20 Oct 2014 – Mon 23 Mar 2015

Predict a chess player’s FIDE Elo rating from one game

Africa Soil Property Prediction Challenge

Wed 27 Aug 2014 – Tue 21 Oct 2014

Predict physical and chemical properties of soil using spectral measurements

Liberty Mutual Group - Fire Peril Loss Cost

Tue 8 Jul 2014 – Tue 2 Sep 2014

Predict expected fire losses for insurance policies

Walmart Recruiting - Store Sales Forecasting

Thu 20 Feb 2014 – Mon 5 May 2014

In this recruiting competition, job-seekers are provided with historical sales data for 45 Walmart stores located in different regions. Each store contains many departments, and participants must project the sales for each department in each store.

PAKDD 2014 - ASUS Malfunctional Components Prediction

Sun 26 Jan 2014 – Tue 1 Apr 2014

Predict malfunctional components of ASUS notebooks

Loan Default Prediction - Imperial College London

Fri 17 Jan 2014 – Fri 14 Mar 2014

Constructing an optimal portfolio of loans

See Click Predict Fix

Sun 29 Sep 2013 – Wed 27 Nov 2013

Predict which 311 issues are most important to citizens

AMS 2013-2014 Solar Energy Prediction Contest

Mon 8 Jul 2013 – Fri 15 Nov 2013

Forecast daily solar energy with an ensemble of weather models

The Big Data Combine Engineered by BattleFin

Fri 16 Aug 2013 – Tue 1 Oct 2013

Predict short term movements in stock prices using news and sentiment data provided by RavenPack

See Click Predict Fix - Hackathon

Sat 28 Sep 2013 – Sun 29 Sep 2013

Predict which 311 issues are most important to citizens

RecSys2013: Yelp Business Rating Prediction

Wed 24 Apr 2013 – Sat 31 Aug 2013

RecSys Challenge 2013: Yelp business rating prediction

Yelp Recruiting Competition

Wed 27 Mar 2013 – Sun 30 Jun 2013

The goal of this competition is to estimate the number of Useful votes a review will receive.

dunnhumby & hack/reduce Product Launch Challenge

Sat 11 May 2013 – Sat 11 May 2013

The success or failure of a new product launch is often evident within the first few weeks of sales. Can you predict a product’s destiny?

ICDAR2013 - Handwriting Stroke Recovery from Offline Data

Wed 20 Mar 2013 – Sat 20 Apr 2013

Predict the trajectory of a handwritten signature

Blue Book for Bulldozers

Fri 25 Jan 2013 – Wed 17 Apr 2013

Predict the auction sale price for a piece of heavy equipment to create a “blue book” for bulldozers.

Job Salary Prediction

Wed 13 Feb 2013 – Wed 3 Apr 2013

Predict the salary of any UK job ad based on its contents.

Observing Dark Worlds

Fri 12 Oct 2012 – Sun 16 Dec 2012

Can you find the Dark Matter that dominates our Universe? Winton Capital offers you the chance to unlock the secrets of dark worlds.

U.S. Census Return Rate Challenge

Fri 31 Aug 2012 – Sun 11 Nov 2012

Predict census mail return rates.

Global Energy Forecasting Competition 2012 - Wind Forecasting

Thu 6 Sep 2012 – Wed 31 Oct 2012

A wind power forecasting problem: predicting hourly power generation up to 48 hours ahead at 7 wind farms

Global Energy Forecasting Competition 2012 - Load Forecasting

Sat 1 Sep 2012 – Wed 31 Oct 2012

A hierarchical load forecasting problem: backcasting and forecasting hourly loads (in kW) for a US utility with 20 zones.

Raising Money to Fund an Organizational Mission

Wed 18 Jul 2012 – Tue 18 Sep 2012

Help worthy organizations more efficiently target and recruit loyal donors to support their causes.

Online Product Sales

Fri 4 May 2012 – Tue 3 Jul 2012

Predict the online sales of a consumer product based on a data set of product features.

Psychopathy Prediction Based on Twitter Usage

Mon 14 May 2012 – Fri 29 Jun 2012

Identify people who have a high degree of Psychopathy based on Twitter usage.

Benchmark Bond Trade Price Challenge

Fri 27 Jan 2012 – Mon 30 Apr 2012

Develop models to accurately predict the trade price of a bond.

EMC Data Science Global Hackathon (Air Quality Prediction)

Sat 28 Apr 2012 – Sun 29 Apr 2012

Build a local early warning systems to accurately predict dangerous levels of air pollutants on an hourly basis.

Algorithmic Trading Challenge

Fri 11 Nov 2011 – Sun 8 Jan 2012

Develop new models to accurately predict the market response to large trades.

Allstate Claim Prediction Challenge

Wed 13 Jul 2011 – Wed 12 Oct 2011

A key part of insurance is charging each customer the appropriate price for the risk they represent.

dunnhumby’s Shopper Challenge

Fri 29 Jul 2011 – Fri 30 Sep 2011

Going grocery shopping, we all have to do it, some even enjoy it, but can you predict it? dunnhumby is looking to build a model to better predict when supermarket shoppers will next visit the store and how much they will spend.

Wikipedia’s Participation Challenge

Tue 28 Jun 2011 – Tue 20 Sep 2011

This competition challenges data-mining experts to build a predictive model that predicts the number of edits an editor will make five months from the end date of the training dataset.

Mapping Dark Matter

Mon 23 May 2011 – Thu 18 Aug 2011

Measure the small distortion in galaxy images caused by dark matter

Deloitte/FIDE Chess Rating Challenge

Mon 7 Feb 2011 – Wed 4 May 2011

This contest, sponsored by professional services firm Deloitte, will find the most accurate system to predict chess outcomes, and FIDE will also bring a top finisher to Athens to present their system

RTA Freeway Travel Time Prediction

Tue 23 Nov 2010 – Sun 13 Feb 2011

This competition requires participants to predict travel time on Sydney’s M4 freeway from past travel time observations.

Tourism Forecasting Part Two

Mon 20 Sep 2010 – Sun 21 Nov 2010

Part two requires competitors to predict 793 tourism-related time series. The winner of this competition will be invited to contribute a discussion paper to the International Journal of Forecasting.

Chess ratings - Elo versus the Rest of the World

Tue 3 Aug 2010 – Wed 17 Nov 2010

This competition aims to discover whether other approaches can predict the outcome of chess games more accurately than the workhorse Elo rating system.

Tourism Forecasting Part One

Mon 9 Aug 2010 – Sun 19 Sep 2010

Part one requires competitors to predict 518 tourism-related time series. The winner of this competition will be invited to contribute a discussion paper to the International Journal of Forecasting.

World Cup 2010 - Take on the Quants

Thu 3 Jun 2010 – Fri 11 Jun 2010

Quants at Goldman Sachs and JP Morgan have modeled the likely outcomes of the 2010 World Cup. Can you do better?

World Cup 2010 - Confidence Challenge

Thu 3 Jun 2010 – Fri 11 Jun 2010

The Confidence Challenge requires competitors to assign a level of confidence to their World Cup predictions.