Analyzing and Securing Social Networks

403Stream Data Analytics for Multipurpose Social Media Applications

of speech obtained from a tagger developed by Carnegie Mellon University specically for Twitter

language usage instead of published text documents. The other is based on our patent-pending technol-

ogy SNOD. Our integrated algorithms provide much higher accuracy than the current approaches.

Figure 30.6 illustrates details of the threat prediction module (module 5 of Figure 30.2).

The pseudocode for the threat detection algorithm is as follows:

1. Identifying threatening tweets

Input: Set of tweets T, Bag of words A, B, C

Output: Set of threatening tweets X

For every tweet t in T,

If t contains a word from set B then let n = location of this word

If at least two words from ...