Question: Given a decision tree node containing records, half of which belong to Class and the other half which belong to Class , show the impurity

Given a decision tree node containing records, half of which belong to Class and the other half which belong to Class , show the impurity of the node under the Entropy, Gini, and Misclassification Error measures. What would be the value of these measures be for the child nodes, assuming an optimal split is performed? (Hint: Assume 0log 0 base 2 = 0).

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Given a decision tree node containing 10 records, half of which belong to Class CA and the other half which belong to Class Cs, show the impurity/ of the node under the Entropy, Gini, and...

answer the question clearly You are building a flight-control system for which a convincing safety case must be made. Would you assign the tasks of safety requirements engineering, test case...

The Final Project is to develop a simple database system. The database is to handle multiple records, each composed of several fields. The database will store its information to a file, addition and...

What is the difference between MouseListener and MouseAdapter? [3 marks] (b) Via suitable HTML, the compiled version of the following Java code is presented to the appletviewer application: import...

You are designing a new syntax for a programming language like Java, with the intention of making it more approachable to students by using English words instead of punctuation symbols. (a) How does...

Portray in words what transforms you would have to make to your execution to some degree (a) to accomplish this and remark on the benefits and detriments of this thought.You are approached to compose...

Please answer the study questions below. Answer choices are below the question. Thank you ASRU | Slippery Rock Univer X S Home - SRU X @ Chapter 10 Assignment - I X Question 1 - Chapter 10 A X...

A discrete sequence {xn} can be converted into a continuous representation x(t) = ts X n= (t n ts) xn, where ts is the sampling period. (a) State two characteristic properties of Dirac's function. [2...

C++ Project Overview The Final Project is to develop a simple database system. The database is to handle multiple records, each composed of several fields. The database will store its information to...

Is it completely random whether a baby is a boy or a girl?

Dustin Edwards, M.D., and Daylan Hayes, M.D., are sole owners of two medical practices that operate in the same medical building. The two doctors agree to combine assets and liabilities of the two...

9. What is the memory limitation of a COM program?

CT Corp Comprehensive Question Canadian Tire Corporation, Limited (Canadian Tire) is a family of companies that includes a retail segment and a financial services division, among others. The retail...

4. What are the challenges posed by strategic information systems and how should they be addressed?

3. How do Porters competitive forces model, the value chain model, synergies, core competencies, and network economics help companies develop competitive strategies using information systems?

1. How is software adding value to automakers products? As the smartphone market continues to expand, another industry has begun getting smarter with software and apps: the automobile industry. Ford,...