Sentence examples for valid terms from inspiring English sources
The result of these approaches for several parameters is compared to a reference list (gold standard) assumed to be the full set of valid terms for the corpus.
Another issue is the accuracy of the relevance index, since not necessarily all valid terms will be ranked in higher positions than all invalid terms.
As a final consequence of these assumptions, the identification of the relevant terms of a domain consists in choosing a cutoff point to the ranked list aiming to have the valid terms above this point and the invalid terms below.
Therefore, this paper's goal is to propose a term selection policy as the definition of a cutoff point to the list of extracted terms in order to balance precision and recall with respect to a reference list indicating valid terms, i.e., terms judge as relevant to the domain.
If the extraction used a text that contained no valid terms from the knowledge domain, then every extracted candidate term would be an invalid term (0% precision).
The term-by-gene matrix generated comprised 444 genes and 1074 valid terms (ten genes had no characteristic term passing the filters).
Once again, it is an arbitrary choice of which index value is considered high enough to represent a valid term.
"Industrial control system" intends to be a valid term that would represent all the control systems which can be installed in an industrial plant, ranging from complex distributed control systems and SCADA packages to small single control devices.
If they miss a valid term that is present in the text, it is because the term was missing from the nomenclature.
Now, only a valid term ID will be accepted in the ontology-term entry boxes, which eliminates typographical errors and invalid IDs.
