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Distinguish the following: i) DBMS and DSMS
big data analytics updated 12 weeks ago by Ankit Pandey ★ 70
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515
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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 12 weeks ago by Ankit Pandey ★ 70
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424
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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 12 weeks ago by Ankit Pandey ★ 70
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429
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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 12 weeks ago by Ankit Pandey ★ 70
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512
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What are different recommender systems. Explain any one with example.
big data analytics updated 12 weeks ago by RB ♦♦ 100
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634
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Consider the portion of a Web graph as shown in Figure-1
big data analytics updated 12 weeks ago by RB ♦♦ 100
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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 12 weeks ago by RB ♦♦ 100
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593
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Suppose a stream consists of the integers 2,1,6,1,5,9,2,3,5.
big data analytics updated 12 weeks ago by RB ♦♦ 100
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943
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Compute Efficient PageRank with the damping factor d=0.8 for web.
big data analytics updated 12 weeks ago by RB ♦♦ 100
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838
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List Relational-Algebra Operations. Explain any two using MapReduce.
big data analytics updated 12 weeks ago by RB ♦♦ 100
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Define Hub and Authority. Compute Hub and Authority scores for web.
big data analytics updated 12 weeks ago by RB ♦♦ 100
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1.3k
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Agility is a NoSQL business driver. Justify.
big data analytics updated 12 weeks ago by RB ♦♦ 100
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Explain Flajolet Martin Algorithm with example.
big data analytics updated 12 weeks ago by RB ♦♦ 100
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608
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Imagine there are 100 baskets, numbered 1,2,....,100 items, similarity numbered
big data analytics updated 12 weeks ago by RB ♦♦ 100
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Write a Map-Reduce Algorithm for Binary search tree. Explain the flow of execution.
big data analytics updated 12 weeks ago by RB ♦♦ 100
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What are the shortcomings of nearest neighbour technique in collaborative filtering method? Suggest some improvements.
big data analytics updated 12 weeks ago by RB ♦♦ 100
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453
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Find Cosine Distance between the d1 and d2 vectors:
big data analytics updated 12 weeks ago by RB ♦♦ 100
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Explain the role and effect of damping factor (teleportation) in PageRank computation.
big data analytics updated 12 weeks ago by RB ♦♦ 100
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576
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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 3 months ago by Yashbeer ★ 160
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592
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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 3 months ago by RB ♦♦ 100
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457
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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 3 months ago by RB ♦♦ 100
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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 3 months ago by RB ♦♦ 100
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Explain collaborative filtering system. How is it different from content based system?
big data analytics updated 3 months ago by RB ♦♦ 100
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1.4k
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Distinguish the following: PCY, Multistage and Multihash
big data analytics updated 3 months ago by RB ♦♦ 100
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618
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For the given graph show how clique percolation method will find cliques.
big data analytics updated 3 months ago by RB ♦♦ 100
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