Name: Kaggle
Website: www.kaggle.com
Description:

With data science, you can participate and create competitions. Kaggle offers companies with a cost-effective method to harness the so-called “cognitive surplus” of data scientists.

Kaggle itself is a community of thousands of data scientists (PhD’s) from various quantitative fields including econometric, math, physics, computer science, and statistics. The company takes pride for being the leading platform for predictive modeling competitions.

It is an arena where individuals can compare their data science skills against a global cadre half of experts in machine learning, statistics, and mathematics. It is also a platform for data prediction competitions that allows organizations to share their data and have it scrutinized by the world’s best data scientists.

It has achieved extraordinary results which outperformed betting markets. It also runs private, invitation-only competitions with all the data involved are subject to non-disclosure agreement.