Guarding children's genetic privacy

Safe Guarding Spot Privacy with Geo-social Applications

Using geo-social applications, like FourSquare, millions of people connect to their own surroundings via their own pals along with their own referrals. Without adequate privateness safeguard, nevertheless, these techniques might be easily abused, at the. gary the gadget guy., for you to course users as well as targeted them with regard to residence breach. On this paper, we bring in LocX, any f...

Guarding Art Galleries by Guarding Witnesses

Let P be a simple polygon. We define a witness set W to be a set of points such that if any (prospective) guard set G guards W , then it is guaranteed that G guards P . We show that not all polygons admit a finite witness set. If a finite minimal witness set exists, then it cannot contain any witness in the interior of P ; all witnesses must lie on the boundary of P , and there can be at most o...

Triangle Guarding

We consider the problem of triangle guarding (4-guarding) a simple, 2D polygon Q. A polygon Q is 4-guarded if every point q of Q is contained in the convex hull of some three guards that can all see q. This rather odd condition approximates a desire, for example, to see all sides of q or to locate (via triangulation) q from at least two angularly well-separated views. If we restrict the guards ...

Guarding a Walled Garden - Semantic Privacy Preferences for the Social Web

With increasing usage of Social Networks, giving users the possibility to establish access restrictions on their data and resources becomes more and more important. However, privacy preferences in nowaday’s Social Network applications are rather limited and do not allow to define policies with fine-grained concept definitions. Moreover, due to the walled garden structure of the Social Web, curr...

Genetic information, privacy and insolvency.