In his delightful memoir Love & Math [1] , mathematician Edward Frenkel shares the following anecdote about wireless telegraphy:

Surfers are prone to acute injuries as well as conditions resulting from chronic environmental exposure. Sprains, lacerations, strains, and fractures are the most common types of trauma. Injury from the rider's own surfboard may be the prevailing mechanism. Minor wound infections can be treated on an outpatient basis with ciprofloxacin or trimethoprim-sulfamethoxazole. Jellyfish stings are comm...

To improve security of the various devices, the graphical password is memorable authentication method for authorization. When a user enters a personal identification number (PIN) as a numeric password in mobile or stationary systems, the shoulder surfing attack becomes great concern. To prevent shoulder surfing attack and to establish a secure transaction between the mobile app and server by im...

We propose a generative model for social networks, both undirected and directed, that takes into account two fundamental characteristics of the user: background (specifically, the real world groups to which the user belongs); and behavior (namely, the ways in which the user engages in surfing activity and occasionally adds links to other users encountered this way). Our experiments show that ne...

Abstract Background Surfing is a popular sport in Australia, accounting for nearly 10% of the population. External auditory exostosis (EAE), also referred to as surfer’s ear, recognized potentially serious complication surfing. Cold water (water temperature below 19 °C) commonly cited risk factor, with prevalence EAE cold surfers ranging from 61 80%. However, there paucity studies reporting exp...