Canção interrompida - As compositoras brasileiras dos anos 30/40

Evolução dos Temas de Interesse do SBBD ao Longo dos Anos

A mineração temporal de textos (temporal text mining TTM) é uma técnica cujo objetivo é descobrir a estrutura latente e padrões temporais em coleções de texto. Estas características são importantes em coleções em que os tópicos de interesse mudam frequentemente com o passar do tempo. Além disso, a mineração temporal de textos é útil em ferramentas de sumarização e descoberta de tendências. Nest...

STACY: Um Novo Algoritmo para Automaticamente Classificar a Força dos Relacionamentos ao Longo dos Anos

Understanding the relationships between people in a social network and measuring their strength over time are interesting problems with distinct applications. Here, we propose a new algorithm (STACY) to automatically classify tie strength in eight different classes by considering the temporal aspect. Our results show: such classes represent different behaviors, and STACY identifies strong relat...

Impacto dos investimentos em tecnologia de informação no desempenho financeiro das indústrias brasileiras

This article comes from research that sought to deepen existing discussions on the evaluation of IT investments and to assess their impact on organizational performance. The goal was to identify and analyze the impacts of spending and investments in information technology in the financial performance of Brazilian industries. The results allowed to state that the industries that have invested in...

As tentativas dos cognitivistas pioneiros

The tentatives of the pioneer cognitivists. This paper intends to offer more exact information about Oswald Külpe and his application of the experimental method on cognitive processes. How do we think? Are perceptive images always necessary to create our thinking? What is the speed of our thinking and how do we solve problems? With the support of his students – several of them were to be eminen...

Adoção de Software Livre em Universidades Brasileiras