Charnov and Bull suggested that environmentally induced variation in adult body size coupled with sexspecific differences in fitness can select for the evolution of adaptive environmental sex determination (ESD). In this study we determine whether larval density affects sex determination in the copepod Tigriopus californicus (Baker, 1912), as predicted by Charnov and Bull. Individuals reared at...

Since antiquity, the Amazigh heritage is expanding from generation to generation. In the aim of safeguarding it from being threatened of disappearance, it seems opportune to equip this language of necessary means to confront the stakes of access to the domain of New Information and Communication Technologies (ICT). In this context, and in the perspective to build tools and linguistic resources ...

This paper presents a knowledge base containing triples involving pairs of verbs associated with semantic or discourse relations. The relations in these triples are marked by discourse connectors between two adjacent instances of the verbs in the triple in the large French corpus, frWaC. We detail several measures that evaluate the relevance of the triples and the strength of their association....

Analysis of Emotion in Health Fora Studies about emotion in fora are numerous in Linguistics and Psychology. This contribution approaches this subject from an Information and Communication Sciences point of view, and studies emotion as a criteron of pertinence for patients in a health forum. This paper introduces the empirical step of automatic language processing in order to answer this questi...

La segmentation thématique et l’identification des thèmes d’un document sont souvent traitées comme des problèmes séparés, même si elles relèvent toutes deux de l’analyse thématique. Dans cet article, nous proposons d’examiner comment l’identification thématique peut contribuer à améliorer la segmentation de documents lorsque celle-ci ne s’appuie que sur la récurrence lexicale. Nous présentons ...

Subjective knowledge becomes an unavoidable subject, which must be integrated and developped in Ontological Engineering. REDENE is a project which is based on (i) the formalization of some results defined in Cognitive Psychology on human memory by considering assumptions established in the field of the Neurosciences and (ii) the integration and the exploitation of such a formalisation within th...