data mining

Jul 5th, 2016
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CMP 627 Data MiningCMP 627 Data MiningHomework Assignment 11CMP 627 Data Mining1. Based on your observations, describe possible kind of knowledge that needs to bediscovered by data mining methods. What type of a mining methodology it?A.Knowledge discovery in databases is defined as the process of the extraction ofimplicit and potentially useful information in databases which is previously unknown. Datamining is a part of knowledge discovery process. Data in its raw form has significantly novalue. The various data discovery techniques currently being utilized will improve the valueof the data significantly.Regression: It is a function which maps a data function with the estimated value.Clustering: This technique groups the data into several categorical classes where the classesare determined from the data.Summarization: This technique generates a concise description of the data.Dependency Modeling: This technique shows how the variables are inter-related.Understanding the domain will assist in determining what kind of information is needed fromthe discovery process thereby narrowing the field of choices. Results can be broken into twogeneral categories; prediction and description. Prediction, as the name infers, attempts toforecast the possible future values of data elements. Prediction is being applied extensively inthe area of finance in an attempt to forecast movement in the stock market. Description seeksto discover interpretable pa

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