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Questions tagged [data-mining]

This tag is for questions about data mining, which is an interdisciplinary subfield of computer science. It is the computational process of discovering patterns in large data sets.

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How to calculate conditional probability for real data

I have my data in the form as: ...
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Find repeated attribute patterns in collection of objects

I have objects $o_1,...,o_k$where every object has a set of properties $p_1,...,p_j$. I'm looking for property patterns that are repeated among these objects. It could be perhaps called correlation of ...
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Looking for a ranking method to produce a list of products from best to worst given some features

I am pretty new to data mining and I am trying to help a friend of mine who is working on his graduate thesis in economics. The main purpose of his work is to rank a number of items (smart home ...
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Find all groups that meets the condition

I have $n$ elements, each of them have two unsigned int attributes $x$ and $y$. Now I'd like to find out all the groups that fit the following condition: $A.x \geq B.y$ and $B.x \geq A.y$. The ...
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2answers
755 views

Factor Analysis in Text Mining task

I was faced with the task of determining the topics of big text massive. For example you have 1 million any text phrases or sentences. I want factorize the main topic from this massive. The ordinary ...