Example: Attribute values for ID and age are integers Ordinal attribute: distinctness order Data mining example: a classification model for detecting
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27 jan 2021 · There are different types of attributes – Nominal ◇ Examples: ID numbers, eye color, zip codes – Ordinal ◇ Examples: rankings (e g , taste of
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Data Mining Lecture 2 5 Types of Attributes • There are different types of attributes – Nominal • Examples: ID numbers, eye color, zip codes – Ordinal
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Ordinal An order preserving change of values, i e , new_value = f(old_value) where f is a monotonic function An attribute encompassing the notion of good, better best can be represented equally well by the values {1, 2, 3} or by { 0 5, 1, 10} Ratio new_value = a * old_value Length can be measured in meters or feet
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Data Mining: Practical Machine Learning Tools and Techniques (Chapter 2) Nominal, ordinal, interval, ratio Preparing the input ARFF, attributes, missing values, getting to know data Instances: the individual, independent examples of
[PDF] Ordinal Attributes - CS416 Compiler Design
Data Mining 14 Attribute Type Description Examples Nominal The values of a nominal attribute are just different names, i e , nominal attributes provide only
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Example: Attribute values for ID and age are integers Ordinal attribute: distinctness order Data mining example: a classification model for detecting
[PDF] Getting To Know Your Data
Data Objects and Attributes □ Datasets are made up of data objects □ A data object ( or sample , example, instance, data point, tuple) represents an entity
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It's tempting to jump straight into mining, but first, we need to get the data ready clude nominal attributes, binary attributes, ordinal attributes, and numeric For example, suppose we have a database where the data objects are patients,
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Qualitative data consist of labels, features, non- the attribute is represented by ordinal variable, Example of numeric variables: analysis • Ratios between numbers on an interval scale are not meaningful (e g 90° is not twice as hot as
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Also called samples , examples, instances, data points, objects, tuples Q1: Is student ID a nominal, ordinal, or numerical attribute? □ Q2: What about eye color
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