The process mining field supports the discovery of process models using audit trails logged by information systems. Several mining techniques are able to deal with unstructured processes, mainly through cluster analysis. However, they assume the previous extraction of an event log containing related instances. This task is not trivial when the source system doesn’t provide a reliable separation...

OBJECTIVE This study was aimed at establishing subgroups having specific socioeconomic characteristics by using latent class analysis as a method for segmenting target population members of the MANA-ICBF supplementary food program in the Antioquia department of Colombia and determine their differences regarding poverty and health conditions in efficiently addressing pertinent resources, program...

We analyse two new and related families of one-way authentication protocols, where a party wants to authenticate its public information to another. In the first, the objective is to do without shared passwords or a PKI, making use of low-bandwidth empirical/authentic channels where messages cannot be faked or modified. The analysis of these leads to a new security principle, termed separation o...