Quels « besoins » du poulet de chair en acides aminés essentiels ?

Adapter les moteurs de recherche aux besoins en information Analyses pour tenir compte de la difficulté du besoin

Evaluation campaigns such as Text REtrieval Conference (TREC) offer a framework to evaluate information retrieval (IR) systems. Generally, these evaluation results are avereged over information needs so successes and failures on specific needs are hidden. This paper analysis aims at treating differently information needs through their difficulty. Two selection methods of the bests IR systems ar...

The effects of α-lactalbumin and whey protein concentrate on α-amino acids, calcium and phosphorus levels in blood and gastrointestinal tract of rats

The effects of two dietary proteins on α-amino acids, calcium and phosphorus concentrations in plasma, stomach and intestine were investigated in rats trained to consume, in a single two-hour daily meal, diets containing α-lactalbumin (α-la) or whey protein concentrate (WPC) for two weeks. The results indicated that the concentrations of calcium and phosphorus in the gastrointestinal tract and ...

Etude du cuivre et de l'hémocupreine sanguin dans la maladie de Chalcopenie des ovidés en Iran

Evaluation des SI ; Besoins en méthodes et outils provenant de l’ergonomie et de l’IHM

This paper concerns IS evaluation, according to two points of view: needs in adapted software processes, needs in methods and tools from software Ergonomics and Human-Computer Interaction (HCI). General needs are first underlined, as well as needs concerning the place of evaluation in software processes. Several categories of evaluation methods from software Ergonomics and Human-Computer Intera...

Mise en oeuvre d'une mémoire environnementale adaptée aux besoins d'un observatoire du domaine côtier : MEnIr

Research workers are generally using many various pieces of information in their investigations, e.g. bibliography or experimental observation databases. Archiving, cataloguing, indexing and describing such information resources are the only means to ensure their durability and efficient reuse. In the following, we propose a way to design an information system that is backed up on both the "env...