Selected Datasets
Astronomy
Biomedical
Blog
Climate and environmental data
- Earth Trends : data tables.
- lifeunderyourfeet: soil data collected from wireless sensors
- Envirofacts Data Warehouse
- European Climate Assessment&DataSet
- National Space Science & Technology Center
- Climatic Research Unit, University of East Anglia
Collaborative Filtering
e-Commerce
Financial
- FXHistory : historical exchange rates
- Yahoo Finance
- Penn World Table
Geology
Hunt and Kill Terrorists
KDD Cup Datasets
- KDD-Cup 2008, Breast cancer
- KDD-Cup 2007, Consumer recommendations
- KDD-Cup 2006, Pulmonary embolisms detection from image data
- KDD-Cup 2005, Internet user search query categorization
- KDD-Cup 2004, Particle physics; plus Protein homology prediction
- KDD-Cup 2003, Network mining and usage log analysis
- KDD-Cup 2002, BioMed document; plus Gene role classification
- KDD-Cup 2001, Molecular bioactivity; plus Protein locale prediction.
- KDD-Cup 2000, Online retailer website clickstream analysis
- KDD-Cup 1999, Computer network intrusion detection
- KDD-Cup 1998, Direct marketing for profit optimization
- KDD-Cup 1997, Direct marketing for lift curve optimization
Massive
- Amazon web services host a public data set repository.
Meteorological
- The EREC Weather Station makes available
lots of weather data and even more.
Motion
Motion Capture
OCR
Sounds
Text and XML
- Wikipedia dumps
- XMLData Repository
- Linguistic Data Consortium
- GOV2 corpus
- Yahoo’s research data sets
- The Google n-gram data set
- Enron Email DataSet
- US Patents
- Reuter Corpora
- Project Gutenberg
- Oxford Text Archive
- Piers Plowman Electronic Archive
- DBLP XML dump
Time Series
- United Nations data
- Time Series Data Library
- Eamonn Keogh’s collection of Time Series and his more recent shape data
Various
- UCI Machine Learning Repository
- Frequent Itemset Mining Dataset Repository
- Several links to good data sets for research on del.icio.us
- StatLib-Datasets Archive
- UCI KDD
Voice
Web Graphs
Web 2.0
Others
- National Space Science Data Center (NASA's datasets)
- The RCSB Protein Data Bank (PDB)
- The StatLib Datasets Archive
- TREC Data
- DELVE - Data for Evaluating Learning in Valid Experiments
- Penn Treebank Project
- Web dataset
- Reuters-21578 Text Categorization Corpus
- HS3D - Homo Sapiens Splice Sites Dataset
- Face recognition dataset
- Dataset generator
- Learning Relational Concepts from Sensor Data of a Mobile Robot
- Time Series Data Library
- Chairs
- Delve
- MNIST
- USPS on FTP site
- UCI Datasets
- Some more Datasets