International Journal of Computer Applications
Crowdsourcing, text mining and information retrieval are closely related with each other. Crowdsourcing is widely used for information retrieval and information retrieval is distributed form of text mining. Text mining is nothing but using data mining techniques for using useful patterns from unstructured data. In the data mining concept one phrase is very much applicable, which is nothing but \"Garbage in, Garbage out\". The data gathering method had some disadvantage like output data is out of range values, sometimes impossible data combination occurred, missing values and etc.