Chrptography and BI

Q1. In the initial milestone writing assignment, you will evaluate the history of cryptography from its origins.  Analyze how cryptography was used and describe how it grew within history.  The writing assignment requires a minimum of two written pages to evaluate the history.  You must use a minimum of three scholarly articles to complete the assignment.  The assignment must be properly APA formatted with a separate title and reference page. 

Q2.  What are the common challenges with which sentiment analysis deals? What are the most popular application areas for sentiment analysis? Why? Your response should be 250-300 words.

Q3.Complete the following assignment in one MS word document:When submitting work, be sure to include an APA cover page and include at least two APA formatted references (and APA in-text citations) to support the work this week.

All work must be original (not copied from any source).

1. Explain the relationship among data mining, text min- ing, and sentiment analysis.

2.In your own words, define text mining, and discuss its most popular applications.

3.What does it mean to induce structure into text-based data? Discuss the alternative ways of inducing structure into them.

4.What is the role of NLP in text mining? Discuss the capa- bilities and limitations of NLP in the context of text mining.

5. Go to kdnuggets.com. Explore the sections on appli- cations as well as software. Find names of at least three additional packages for data mining and text mining.