ʿĀʾisha bint Abī Bakr: mujer, guerra y poder en la Arabia paleo-islámica antes de la primera fitna

Sur la fréquence de la leptospirose en Iran

La anatomia española en la primera mitad del siglo XIX

JOHN L. WEST, The Taylors of Lancashire, Manchester, [the author], 1977, 8vo, pp. 134, illus., £1.50 + postage (paperback). (Obtainable from: 11 Half Edge Lane, Eccles, Manchester). An excellent account of a remarkable medical family, based on extensive research into manuscript and printed sources. It extended over six or seven generations, from James Taylor (1708/10-1777) of Whitworth to Herbe...

Sur la fréquence de leptospirose en Iran

Sur la frequence de leptospirose en Iran

Aprendizaje Automático versus Expresiones Regulares en la Detección de la Negación y la Especulación en Biomedicina

In this paper, we present a machine learning system that identify the negation and speculation signals in biomedical texts, in particular, in the BioScope corpus. The objective of this research is to compare the efficiency of this approach focused on machine learning with which it is based on regular expressions. Among the systems that follow the latter approach, we used NegEx because of its av...