In 2013, Edward Snowden had revealed that the N.S.A. was collecting the phone records of nearly all Americans and assembling the information into a massive database, in which the calling patterns of suspected terrorists could theoretically be uncovered.
We do not observe any significant difference in the calling patterns of the Christian south and the Muslim north.
In the training phase, a GA-based FCM clustering has been employed on the subscriber's historical calls for effectively modeling the calling patterns.
Just by analyzing the calling patterns, the researchers could accurately label two people as friends or nonfriends more than 95% of the time.
Section 222 of the 1934 Communications Act forbids phone companies from giving out data on the calling patterns of their customers.
Thus, the calling patterns of individuals are clearly different during such holiday seasons, and this is reflected in the respective aggregated networks that are different from networks aggregated outside the holiday periods.
More precisely, the authors focused on mobile phone records collected in Milan and used an entropy function to measure the level of country codes' hetereogenity in the calling patterns of a city's neighborhood.
All three areas share most of the stimulus-response conditions found in the PAG, such as very short latencies of vocalizations on stimulation, no habituation to stimulus, no body movements accompanying the vocalizations and no distortion of the call pattern.
As it turns out, the number of calls placed and the self-reported emotional closeness score were strongly correlated, and this justified our using the call patterns to track changes in the strengths of social relationships.
Another relevant finding was that significant changes within a social group, such as the removal of a key individual, was associated with corresponding changes in the call patterns produced [ 11].
