Demerits a/ Text Mining
i)No programs can be made in order to analyse the
unstructured text directly, to mine the text for information or
knowledge. ii) The information which is initially needed is no
where written.
B. Merits a/Text Mining
i) As database can store less amount of information, this
problem has been solved through Text Mining. ii)Using the
technique such as information extraction, the names of
different entities, relationship between them can easily be
found from the corpus of documents set. iii)Text mining has
solved the problem of managing such a great amount of
unstructured information for extracting patterns easily;
otherwise it would have been a great challenge.