(70) 2- An observation dataset which has 7 instances has been collected like the following one....
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(70) 2- An observation dataset which has 7 instances has been collected like the following one. For the target attribute "stolen", the target of a new instance as "5 - Red - Sports - Imported" is wanted to be predicted. (35) a) Find the target by using Naive Bayes (35) b) Find the target by using 3-NN id 1 2 3 4 5 6 7 type Sports Sports Sports Sports SUV SUV SUV Sports Hint: When it is necessary, use fixed 2-interval discretization, 0-1 normalization, and Manhattan distance. Formulas: Min-max normalization v²= year 1 8 2 9 10 4 12 5 v-min max-min color Red Manhattan Distance → Σ=o \X; - Y;| Red Red Yellow Yellow Yellow Red Red x (new_max-new_min) + new_min Fix k-interval discretization : Vmin is the minimum observed value, Vmax is the maximum observed value Intervals have width w = (Vmax - Vmin)/k The cut points are min+W, Vmin + 2w, ... , Vmin + (k-1)w origin Domestic Domestic Domestic Domestic Imported Imported Imported Imported Naive Bayes: Likelihood stolen Yes Posterior Probability No Yes No No Yes No ? Class Prior Probability P(c|x)=P(x\c)P(c) P(x). Predictor Prior Probability P(c|X) = P(x₁ | c) x P(x₂ | c)xx P(x,c)x P(c) (70) 2- An observation dataset which has 7 instances has been collected like the following one. For the target attribute "stolen", the target of a new instance as "5 - Red - Sports - Imported" is wanted to be predicted. (35) a) Find the target by using Naive Bayes (35) b) Find the target by using 3-NN id 1 2 3 4 5 6 7 type Sports Sports Sports Sports SUV SUV SUV Sports Hint: When it is necessary, use fixed 2-interval discretization, 0-1 normalization, and Manhattan distance. Formulas: Min-max normalization v²= year 1 8 2 9 10 4 12 5 v-min max-min color Red Manhattan Distance → Σ=o \X; - Y;| Red Red Yellow Yellow Yellow Red Red x (new_max-new_min) + new_min Fix k-interval discretization : Vmin is the minimum observed value, Vmax is the maximum observed value Intervals have width w = (Vmax - Vmin)/k The cut points are min+W, Vmin + 2w, ... , Vmin + (k-1)w origin Domestic Domestic Domestic Domestic Imported Imported Imported Imported Naive Bayes: Likelihood stolen Yes Posterior Probability No Yes No No Yes No ? Class Prior Probability P(c|x)=P(x\c)P(c) P(x). Predictor Prior Probability P(c|X) = P(x₁ | c) x P(x₂ | c)xx P(x,c)x P(c)
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A data set is a set of data that is collected for a specific purpose There are many ways in which data can be collectedfor example as part of service delivery oneoff surveys interviews observations an... View the full answer
Related Book For
Understanding Basic Statistics
ISBN: 978-1111827021
6th edition
Authors: Charles Henry Brase, Corrinne Pellillo Brase
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