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2
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13k
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1
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Find clusters using k-means clustering algorithm if we have several objects (4 types of medicines) and each object have two attributes or features as shown in the table below.
data warehouse and mining updated 4.2 years ago by teamques10 ★ 65k
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4.9k
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A database has five transactions. Let minimum support = 30% and minimum confidence = 70%
data warehouse and mining updated 4.2 years ago by teamques10 ★ 65k
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5.9k
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Short note on Data warehouse design strategies
data warehouse and mining updated 4.2 years ago by teamques10 ★ 65k
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1
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6.2k
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Apply the Naive Bayes classifier algorithm to classify an unknown sample X (outlook = sunny, temperature = cool, humidity = high, windy = false ) The sample data set is as follows:
data warehouse and mining updated 2.5 years ago by teamques10 ★ 65k
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4.0k
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Discuss the process of extraction, transformation and loading with a neat and labelled diagram.
data warehouse and mining updated 4.2 years ago by teamques10 ★ 65k
2
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1
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1.5k
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Information requirements are recorded for Hotel occupancy considering dimensions like Hotel, Room and Time.
data warehouse and mining updated 2.5 years ago by teamques10 ★ 65k
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1.4k
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1
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Discuss the steps of ETL Process
data warehouse and mining updated 2.3 years ago by Sharad • 130
5
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3.3k
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1
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Write a short note on Statistical Description of data
data warehouse and mining updated 2.4 years ago by DevarenjiniP • 3.1k
2
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1
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3.3k
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1
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Apply desision tree algorithm and show the generated rules.
data warehouse and mining updated 2.4 years ago by binitamayekar ★ 6.4k
5
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1
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11k
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Why is naive Bayes classification called naive? Briefly outline the major ideas of naive Bayes classification.
data warehouse and mining updated 2.3 years ago by pedsangini276 • 4.8k
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5.4k
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Discuss various OLAP Models
data warehouse and mining updated 2.3 years ago by pedsangini276 • 4.8k
2
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1
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8.1k
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1
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Differentiate Data Warehouse Vs Data Mart
data warehouse and mining updated 2.3 years ago by pedsangini276 • 4.8k
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1
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2.9k
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1
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Write difference between OLTP and OLAP.
data warehouse and mining updated 2.3 years ago by DevarenjiniP • 3.1k
3
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1
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5.3k
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Explain K-means Clustering algorithm and create 4 clusters for the following dataset. (2, 5), (2.5, 3), (3.5, 4), (5, 7.9), (8, 11.3), (11, 12), (12, 19), (13, 5), (7, 3), (11, 7), (15,15.1), (1, 2),
data warehouse and mining updated 2.3 years ago by binitamayekar ★ 6.4k
0
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1
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464
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1
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Correlation and regression
data warehouse and mining updated 2.3 years ago by Krishna_Agrawal • 2.7k
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1
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2.2k
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1
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Perform K-means clustering on the given data where K=2. {(1,2), (2,3), (3,4), (4,5), (5,6)}
data warehouse and mining updated 2.3 years ago by binitamayekar ★ 6.4k
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1
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1.4k
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1
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Write a short note on Bagging
data warehouse and mining updated 2.3 years ago by Krishna_Agrawal • 2.7k
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1
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899
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1
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Write a short note on Boosting
data warehouse and mining updated 2.3 years ago by sagarkolekar ★ 11k
1
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1
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2.1k
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1
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Why pre-processing is required?
data warehouse and mining updated 22 months ago by sagarkolekar ★ 11k
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1
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7.9k
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1
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Explain Clickstream mining.
data warehouse and mining updated 20 months ago by sagarkolekar ★ 11k
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1
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3.1k
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1
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Write short notes on: Fraud detection.
data warehouse and mining updated 20 months ago by sagarkolekar ★ 11k
0
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1
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4.9k
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1
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Compare Data Mining and Text Mining
data warehouse and mining updated 20 months ago by sagarkolekar ★ 11k
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1
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10k
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1
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Write short notes on: Market segmentation.
data warehouse and mining updated 22 months ago by sagarkolekar ★ 11k
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1
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2.9k
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1
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Write short notes: Guidelines for color selection for web page.
data warehouse and mining updated 22 months ago by sagarkolekar ★ 11k
0
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1
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499
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1
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Differentiate between Star Schema and Snowflake Schema.
data warehouse and mining updated 2.0 years ago by DevarenjiniP • 3.1k
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