Big data visualization: Tools and challenges

In today's world where everything is recorded digitally, right from our web surfing patterns to our medical records, we are generating and processing petabytes of data every day. Big data will be transformative in every sphere of life. But just to process and analyze those data is not enough, human brain tends to find pattern more efficiently when data is represented visually. Data Visualization and Analytics plays important role in decision making in various sectors. It also leads to new opportunities in the visualization domain representing the innovative ideation for solving the big-data problem via visual means. It is quite a challenge to visualize such a mammoth amount of data in real time or in static form. In this paper, we discuss why big data visualization is of utmost importance, what are the challenges related to it and review some big data visualization tools.