منابع مشابه
Estratégias de Atualização de Políticas para a Coordenação de Agentes Baseados em Enxames
Resumo. Neste artigo é analisada a influência dos parâmetros de aprendizagem de algoritmos baseados em enxames e propostas estratégias para a atualização de políticas em ambientes dinâmicos. Nós verificamos que os parâmetros de aprendizagem quando ajustados inadequadamente podem ocasionar atrasos no processo de aprendizagem ou convergir para uma política não-satisfatória. Além disso, esse probl...
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The prevalence of ”primary aldosteronism” (PAL) cannot be precisely determined at this time, given 1) lack of a universally accepted definition, and 2) normotensive as well as normokalemic phases in the evolutionary development of a disease eventually characterized by hypertension and hypokalemia. The exception is fully genetically characterised forms such as glucocorticoid-suppressible hyperal...
متن کاملBeyond Gist
Research on scene categorization generally concentrates on gist processing, particularly the speed and minimal features with which the "story" of a scene can be extracted. However, this focus has led to a paucity of research into how scenes are categorized at specific hierarchical levels (e.g., a scene could be a road or more specifically a highway); consequently, research has disregarded a pot...
متن کاملA GIST or not a GIST? That is the question
Several reports have recently focused on stromal tumors and their acute or chronic complications [1,2]. Gastro-Intestinal Stromal Tumors (GIST) are mesenchymal neoplasms that represent a small percentage of gastric cancers (1-3%) and arise more often from the stomach (60%) [3]. Expression of c-KIT (CD 117) in the tumor cells define their character in a proportion of 95% with the remaining 5% re...
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ژورنال
عنوان ژورنال: Revista do Colégio Brasileiro de Cirurgiões
سال: 2006
ISSN: 0100-6991
DOI: 10.1590/s0100-69912006000100012