From: An analytical study of information extraction from unstructured and multidimensional big data
 | Research question | Rationale |
---|---|---|
RQ1 | What are the state-of-the-art approaches for IE from unstructured big data? | To explore the state-of-the-art approaches for IE in big data environment for text, images, audio, and video data |
RQ2 | What are the issues related to the unstructured big data IE for different types of data? | To investigate the impact of unstructured big data on IE techniques |
RQ3 | What are the common challenges of IE from a variety of big data? | To identify the common challenges for IE from the variety of unstructured data types i.e. text, images, audio, and video |