grama.data package

Submodules

grama.data.datasets module

Module contents

Datasets

Built-in datasets.

Datasets:

df_diamonds: Diamond characteristics and prices. Columns:

carat:

cut:

color:

clarity:

depth:

table:

price:

x:

y:

z:

df_stang: Aluminum alloy data from Stang et al. (1946). Columns:

thick (inches): Nominal thickness

alloy: Alloy designation

E (Kips/inch^2): Young’s modulus

mu (-): Poisson’s ratio

ang (degrees): Angle of test to alloy roll direction

df_ruff: Metal data from Ruff (1984). Columns:

part: Part identifier

TYS: Tensile Yield Stress (ksi)

TUS: Tensile Ultimate Stress (ksi)

thickness: Part thickness (in)

df_trajectory_full: Simulated trajectory data. Columns:

t: Time since projectile launch (seconds)

x: Projectile range (meters)

y: Projectile height (meters)

df_shewhart: Aluminum die cast data from Table 3 in Shewhart (1931)

specimen: Specimen identifier

tensile_strength: Specimen tensile strength (psi). The original reference does not specify if this is the yield or ultimate strength.

hardness: Specimen hardness (Rockwell’s “E”)

density: Specimen density (gm/cm^3)

References

Stang, Greenspan, and Newman, “Poisson’s ratio of some structural alloys for large strains” (1946) U.S. Department of Commerce National Bureau of Standards

Ruff, Paul E. An Overview of the MIL-HDBK-5 Program. BATTELLE COLUMBUS DIV OH, 1984.

Shewhart Economic Control of Quality of Manufactured Product (1931) D. Van Nostrand Company, Inc.