Wolfram Research

Collisionless Periodic Orbits in the Free-fall Three-body Problem

The 315 Collisionless Periodic Orbits in the Free-fall Three-body Problem

Orbits of a Planet in a Binary Star System

A collection of orbits for an idealized planet in a binary star system

Periodic Planar Collisionless Three Body Orbits With Unequal Mass

The 1349 periodic orbits of planar three-body problem with unequal mass and zero angular momentum

Solutions to Examples of Post’s Correspondence Problem

A dataset of instances and solutions (if they exist) for Post’s correspondence problem

Sample Data: Beaver Body Temperatures

Body temperature series for a female beaver

Three-Color Cellular Automaton Rules that Double Their Input

A list of rules for k=3 cellular automata that eventually double a block of gray input cells

Sample Data: University Salaries

Salaries from three university campuses

Sample Data: Animal Weights

Brain and body weights for 28 animal species

Sample Data: Fisher's Cats

The heart and body weights of samples of male and female cats used for digitalis experiments. The cats were all adult, over 2 kg body weight.

US State Income

United States per capita income by state

Sample Data: Sporophores

Locations of sporophores (the spore-bearing structure of a fungus) around a tree, annotated with three fungi species marks

Job Training Efficacy

Data examining the efficacy of job training programs on increasing earnings

Sample Data: Guinea Pig Tooth Growth

Data on the length of odontoblasts (teeth) for 10 guinea pigs measured at each of three dose levels of Vitamin C with each of two delivery methods.

Solid Waste Landfill Facilities

Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in energy and security.

BMI by Country

Global Health Observatory data repository

Sample Data: Osteocyte Lacunae 10

Locations of osteocyte (a star-shaped type of a mature bone cell) lacunae (pit) observed in a rectangular volume of solid bone

Sample Data: Osteocyte Lacunae 03

Locations of osteocyte (a star-shaped type of a mature bone cell) lacunae (pit) observed in a rectangular volume of solid bone

Sample Data: Osteocyte Lacunae 06

Locations of osteocyte (a star-shaped type of a mature bone cell) lacunae (pit) observed in a rectangular volume of solid bone

Sample Data: Osteocyte Lacunae 09

Locations of osteocyte (a star-shaped type of a mature bone cell) lacunae (pit) observed in a rectangular volume of solid bone

Sample Data: Osteocyte Lacunae 02

Locations of osteocyte (a star-shaped type of a mature bone cell) lacunae (pit) observed in a rectangular volume of solid bone

Second DIMACS P-Hat Graph 14

The Second DIMACS Implementation Challenge: 1992-1993

Second DIMACS P-Hat Graph 2

The Second DIMACS Implementation Challenge: 1992-1993

Second DIMACS P-Hat Graph 15

The Second DIMACS Implementation Challenge: 1992-1993

Second DIMACS P-Hat Graph 10

The Second DIMACS Implementation Challenge: 1992-1993

Second DIMACS P-Hat Graph 1

The Second DIMACS Implementation Challenge: 1992-1993

Second DIMACS P-Hat Graph 4

The Second DIMACS Implementation Challenge: 1992-1993

Second DIMACS P-Hat Graph 11

The Second DIMACS Implementation Challenge: 1992-1993

Second DIMACS P-Hat Graph 13

The Second DIMACS Implementation Challenge: 1992-1993

Second DIMACS P-Hat Graph 12

The Second DIMACS Implementation Challenge: 1992-1993

Second DIMACS P-Hat Graph 5

The Second DIMACS Implementation Challenge: 1992-1993

Second DIMACS P-Hat Graph 8

The Second DIMACS Implementation Challenge: 1992-1993

Second DIMACS P-Hat Graph 3

The Second DIMACS Implementation Challenge: 1992-1993

Second DIMACS P-Hat Graph 7

The Second DIMACS Implementation Challenge: 1992-1993

Second DIMACS P-Hat Graph 6

The Second DIMACS Implementation Challenge: 1992-1993

Second DIMACS P-Hat Graph 9

The Second DIMACS Implementation Challenge: 1992-1993

Steiner Triple System A27 Graph

The Second DIMACS Implementation Challenge: 1992-1993

Steiner Triple System A45 Graph

The Second DIMACS Implementation Challenge: 1992-1993

Steiner Triple System A9 Graph

The Second DIMACS Implementation Challenge: 1992-1993

Steiner Triple System A81 Graph

The Second DIMACS Implementation Challenge: 1992-1993

FER-2013

The Facial Expression Recognition 2013 (FER-2013) Dataset