


Boolean search is by far the most common approach used in search tools. It is a well established and mature technology but despite this it is not a panacea for the complex challenges 'search' presents. For example it:
SOPHIA has been designed to address these recognised limitations. SOPHIA is unique in that it addresses the 'search problem' from a linguistic view point as opposed to from a purely mathematical perspective.
It is based on an established model of language called Semiotics which describes how we understand and interpret the meaning of signs and texts in context.