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Distinguish the following: i) DBMS and DSMS
big data analytics updated 5 months ago by Ankit Pandey • 70
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Define Collaborative filtering. Using an example of an e-commerce site like Filpkart of Amazon describe how it can be used to provide recommendations to users.
big data analytics updated 5 months ago by Ankit Pandey • 70
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What is the role of a "combiner" in the Map reduce framework? Explain with the help of an example.
big data analytics updated 5 months ago by Ankit Pandey • 70
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What are the three Vs of Big Data? Give two examples of big data case studies. Indiacte which Vs are satisfied by these case studies.
big data analytics updated 5 months ago by Ankit Pandey • 70
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What are different recommender systems. Explain any one with example.
big data analytics updated 5 months ago by RB ♦♦ 110
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Consider the portion of a Web graph as shown in Figure-1
big data analytics updated 5 months ago by RB ♦♦ 110
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Write steps of Girvan- Newman Algorithm. Explain clustering of Social-Network Graphs using GN algorithm with example?
big data analytics updated 5 months ago by RB ♦♦ 110
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689
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Suppose a stream consists of the integers 2,1,6,1,5,9,2,3,5.
big data analytics updated 5 months ago by RB ♦♦ 110
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Compute Efficient PageRank with the damping factor d=0.8 for web.
big data analytics updated 5 months ago by RB ♦♦ 110
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List Relational-Algebra Operations. Explain any two using MapReduce.
big data analytics updated 5 months ago by RB ♦♦ 110
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Define Hub and Authority. Compute Hub and Authority scores for web.
big data analytics updated 5 months ago by RB ♦♦ 110
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Agility is a NoSQL business driver. Justify.
big data analytics updated 5 months ago by RB ♦♦ 110
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Explain Flajolet Martin Algorithm with example.
big data analytics updated 5 months ago by RB ♦♦ 110
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Imagine there are 100 baskets, numbered 1,2,....,100 items, similarity numbered
big data analytics updated 5 months ago by RB ♦♦ 110
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Write a Map-Reduce Algorithm for Binary search tree. Explain the flow of execution.
big data analytics updated 5 months ago by RB ♦♦ 110
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What are the shortcomings of nearest neighbour technique in collaborative filtering method? Suggest some improvements.
big data analytics updated 5 months ago by RB ♦♦ 110
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Find Cosine Distance between the d1 and d2 vectors:
big data analytics updated 5 months ago by RB ♦♦ 110
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Explain the role and effect of damping factor (teleportation) in PageRank computation.
big data analytics updated 5 months ago by RB ♦♦ 110
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Find Jaccard distance {1,2,3,4} & {2,3,5,7} and {a,a,a,b} & {a,a,b,b,c}
big data analytics updated 5 months ago by Yashbeer ★ 170
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Show Map Reduce implementation for the following two tasks using pseudocode. i) Multiplication of two matrices ii) Computing Group-by and aggregation of a relational table
big data analytics updated 5 months ago by RB ♦♦ 110
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Suppose a data stream consists of the integers 1,3,2,1,2,3,4,3,1,2,3,1. Let the Hash function being used is h(x) = (6x+1) mod 5;
big data analytics updated 5 months ago by RB ♦♦ 110
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Consider the web graph given below six pages(A,B,C,D,E,F) with directed links as follows.
big data analytics updated 5 months ago by RB ♦♦ 110
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Explain collaborative filtering system. How is it different from content based system?
big data analytics updated 5 months ago by RB ♦♦ 110
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Distinguish the following: PCY, Multistage and Multihash
big data analytics updated 5 months ago by RB ♦♦ 110
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For the given graph show how clique percolation method will find cliques.
big data analytics updated 5 months ago by RB ♦♦ 110
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