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how is f-score defined as a metric of information retrieval in what way does it account for both precision and
what is stop word removal and stemming why are these processes necessary for better information
what algorithms are popular in ranking or determining the importance of web pages which algorithm was proposed by the
what are hubs and authority pages how does the hits algorithm use these
what are vocabularies in ir systems what role do they play in the indexing of
describe neural networks and genetic algorithms as techniques for data mining what are the main difficulties in using
what is structured data and unstructured data give an example of each from your experience with data that you may have
name some digital libraries that you have accessed what do they contain and how far back does the data
define the tf-idf scheme of determining the weight of a keyword in a document what is the necessity of including idf in
consider the following set of two-dimensional recordsalso consider two different clustering schemes 1 where cluster1
for the partition algorithm prove that any frequent item set in the database must appear as a local frequent item set
the k-means algorithm uses a similarity metric of distance between a record and a cluster centroid if the attributes of
what are the different phases of the knowledge discovery from databases describe a complete application scenario in
what is the downward closure property how does it aid in developing an efficient algorithm for finding association
calculate the duration of a symbol for a bit in a two-phase modulated system transmitting at 20 mbitssec in a spectrum
describe the characteristics of a data warehouse divide them into functionality of a warehouse and advantages users
what is the multidimensional data model how is it used in data
which of the following are not valid java identifiers whya factorialb an extremely long identifier if you ask mec
what do we mean when we say that the english language is ambiguous give two examples of english ambiguity other than
introduce the following errors one at a time to the program from the programming project 11 record any error messages
write an application that prints the following diamond shape dont print any unneeded characters that is dont make any
write an application that prompts for and reads a double value representing a monetary amount then determine the fewest
create a version of the previous project that reverses the computation that is read a value representing a number of
write an application that determines the value of the coins in a jar and prints the total in dollars and cents read