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Define the TF-IDF scheme of determining the weight of a keyword in a document. What is the necessity of including IDF in the weight of a term?
Computer Engineering, Engineering
There is a formula that calculates what a lifetime and loyal customer contributes to long term profit and it is an astounding amount. Question - How would a company achieve such a feat?
Explain data, information, and knowledge with examples. Make sure to clearly identify the differences between the terms.
A sequence of natural numbers (a 1 , a 2 , ..., a n ) is said to be a degree sequence if there exists an undirected graph on n vertices {v 1 , v 2 , ..., v n } such that the degree of v i is a i for each i = 1, 2, ..., ...
Question : Suppose now that after each turn, a single six-face die is tossed. If it comes out to one, a single chip is removed from the fourth pile; otherwise, the board is left as is. Describe an efficient algorithm tha ...
Legacy Industries Inc. has a historic P/E multiple of 15, a current EPS of $2.50 projected to grow by 4% in the coming year, and a forward looking P/E multiple of 18. With this information please estimate the current pri ...
On a string s, we have the following elementary operations: i) Insertion of a single letter into the string s, e.g., BT ? BAT. ii) Deletion of a single letter in the string s, e.g., CAT E ? CAT. iii) Substitution of one ...
Question : What are some of the specifics of a DBMS that must be taken into consideration when building a database design? The response must be typed, single spaced, must be in times new roman font (size 12) and must fol ...
Assume you have been selected to build a system for Oil&Gas company. Do you prefer to build a win-based system or a web-based system? Why?
Show the entries for the header of a UDP user datagram that carries a message from a TFTP client to a TFTP server. Fill the checksum field with zeros. Choose an appropriate ephemeral port number and the correct well-know ...
Suppose a network with 10^9 hostnames (not including the names of the nameservers themselves) uses non-recursive DNS. Assume that there is a single root nameserver, multiple local nameservers, and M levels of nameservers ...
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Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate
Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p
Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As
Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int
Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As