In this paper, we describe how a large webmail service uses reputation to classify authenticated sending domains as either spammy or not spammy. Both SPF and DomainKey authenticat...
The requirements of specific applications and services are often over estimated when ontologies are designed and built. This sometimes results in many ontologies being too large fo...
The Web Ontology Language (OWL), which is a Description Logic based ontology language, is widely used to represent formal definitions of vocabularies for domain knowledge, especial...
Search engines are commercial entities that require revenue to survive. The most prevalent revenue stream for search engines is sponsored search, where content providers have sear...
As there are a lot of approaches and projects within the area of adaptive e-learning, several theoretical models have been developed in the last 15 years. Against this background, ...