abalone.int: Abalone Interval Dataset

In dataSDA: Datasets and Basic Statistics for Symbolic Data Analysis

Abalone Interval Dataset

Description

Interval-valued dataset of 24 units from the UCI Abalone dataset, aggregated by sex and age group. Min-Max column format (two columns per variable). See abalone.iGAP for the iGAP format version.

Usage

data(abalone.int)

Format

A data frame with 24 observations and 14 columns (7 interval variables in _min/_max pairs):

• Length_min, Length_max: Shell length range.

• Diameter_min, Diameter_max: Shell diameter range.

• Height_min, Height_max: Shell height range.

• Whole_min, Whole_max: Whole weight range.

• Shucked_min, Shucked_max: Shucked weight range.

• Viscera_min, Viscera_max: Viscera weight range.

• Shell_min, Shell_max: Shell weight range.

Row names encode Sex-AgeGroup (e.g., F-10-12 = Female age 10–12).

Metadata

Sample size (n)	24
Variables (p)	14
Subject area	Marine biology
Symbolic format	Interval
Analytical tasks	Clustering, Visualization

Source

UCI Machine Learning Repository.

References

Nash, W. J., Sellers, T. L., Talbot, S. R., Cawthorn, A. J., and Ford, W. B. (1994). The Population Biology of Abalone (Haliotis species) in Tasmania. Sea Fisheries Division, Technical Report No. 48.

UCI Machine Learning Repository. https://archive.ics.uci.edu/ml/datasets/Abalone

Examples

data(abalone.int)

dataSDA documentation built on June 12, 2026, 9:06 a.m.