Question: consider a frequent itemset with n elements. give a mathematical formula showing the number of association rule that can be generated from the itemset, and

consider a frequent itemset with n elements. give a mathematical formula showing the number of association rule that can be generated from the itemset, and explain how do you derive the formula

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!

Describe how to construct the function cpo ((D E), v) of two cpos (D, vD) and (E, vE). Prove that ((D E), v) is a cpo. (You may use facts about least upper bounds provided you state them clearly.)...

(a) In SystemVerilog, what is the difference between: (i) The ternary operator ? and if...then...else statements? [2 marks] (ii) always_ff and always_comb? [2 marks] (iii) Blocking, non-blocking and...

Briefly describe ASCII and Unicode and draw attention to any relationship between them. [3 marks] (b) Briefly explain what a Reader is in the context of reading characters from data. [3 marks] A...

can someone solve this Modern workstations typically have memory systems that incorporate two or three levels of caching. Explain why they are designed like this. [4 marks] In order to investigate...

re Regular Languages and Finite Automata (a) Let L be the set of all strings over the alphabet {a, b} that end in a and do not contain the substring bb. Describe a deterministic finite automaton...

In this question you will be asked to reflect on a project you have been involved in or observed, in which a design evolved, or could have evolved, through applying a theory of user behaviour. You...

Consider the trigonometric series a0 2 + X r=1 (ar cos rx + br sin rx) where a0, a1, a2, . . . and b1, b2, . . . are constants and suppose that f(x) is a periodic function of x with period 2. (a)...

"Fortran, Algol and Lisp invented most programming language concepts 50 years ago; adding the concept of object-orientation suffices to explain all programming languages to date". To what extent is...

ttth Suppose that the sequence of bags {Bn | n N} is recursively enumerated by the computable function e(n, x) = fn(x), [7 marks] Hence prove that the set of all recursive bags cannot be recursively...

Suppose that R(A, B, C) is a relational schema with functional dependencies F = {A, B C, C B}. (i) Is this schema in 3NF? Explain. [2 marks] (ii) Is this schema in BCNF? Explain. [2 marks] (b)...

What method of bad debt estimation categorizes individual accounts receivable based on the length of time outstanding? Why is this length of time an important factor?

Blue Company began operations on January 1, 2019, adopting the conventional retail inventory system. None of the companys merchandise was marked down in 2019 and, because there was no beginning...

Houston Pumps recently reported $ 1 8 5 , 0 0 0 of sales, $ 1 4 4 , 0 0 0 of operating costs other than depreciation, and $ 7 , 7 5 0 of depreciation. The company had $ 3 5 , 2 5 0 of outstanding...

According to Milton Friedman, when is it acceptable to engage in corporate social responsibility? Never, a firm should only focus on profits. When it's a justification for actions that are in the...

=+2. You have applied for a social media internship, and you receive a face-to-face interview. You are given a task to create a social media campaign for the upcoming season of NBCs Saturday Night...

=+4. You have been tasked to create a measurement strategy for the Make-A-Wish Foundation, which has given you certain objectives to accomplish (increase donations and awareness of its cause). List...

=+3. You are working with the campus agency and got a request to create a social media campaign to reach alumni for your university. The impact the agency wants to make is to increase its reputation...