Buscar
Mostrando ítems 21-30 de 69
Aplicando princípios de aprendizado de máquina na construção de um biocurador automático para o Gene Ontology (GO)
(Universidade Federal de São Carlos, 2013-10-08)
Nowadays, the amount of biological data available by universities, hospitals and research centers has increased exponentially due the use of bioinformatics, with the development of methods and advanced computational tools, ...
SEnsembles – uma abordagem para melhorar a qualidade das correspondências de instâncias disjuntas em estudos observacionais explorando características idênticas e ensembles de regressores
(Universidade Federal de São Carlos, 2016-12-16)
Introduction. The datasets used in observational studies have instances belonging to two distinct groups (i.e. treatment group and control group), which are compared in order to estimate the effect of the treatment over ...
Redução de ruído speckle em imagens de ultrassom com filtragem não-local e distâncias estocásticas
(Universidade Federal de São Carlos, 2017-12-08)
Ultrasound imaging is one of the most used modalities in medicine since it is low cost and has no ionizing radiation. However, ultrasound images are corrupted by a signal-dependent noise, known as speckle, causing a granular ...
Detecção de ataques a sistemas de reconhecimento facial utilizando abordagens eficientes de aprendizado de máquina em profundidade
(Universidade Federal de São Carlos, 2019-05-21)
Biometrics emerged, in the last decades, as a robust and convenient solution for security systems. However, despite the higher difficulty to circumvent the biometric applications, nowadays, criminals are developing attacks, ...
Um conjunto de abordagens para a geração da matriz de rastreabilidade de requisitos com suporte de técnicas de inteligência computacional
(Universidade Federal de São Carlos, 2014-12-05)
Context: Problems in requirements management is considered one of the causes for system failures. One of the activities that helps the requirements management, making it more effective, is the requirement traceability. One ...
Enhancing solar flare forecasting: a multi-class and multi-label classification approach to handle imbalanced time series
(Universidade Federal de São Carlos, 2019-06-21)
Solar flares are huge releases of energy from the Sun. They are categorized in five levels
according to their potential damage to Earth (A, B, C, M, and X) and may produce strong
impacts to communication systems, threatening ...
Processamento eficiente de junção espacial em ambiente paralelo e distribuído baseado em Spatialhadoop
(Universidade Federal de São Carlos, 2017-02-17)
The huge volume of spatial data generated and made available in recent years from
different sources, such as remote sensing, smart phones, space telescopes, and
satellites, has motivated researchers and practitioners ...
Aprendizado de máquina aplicado ao auxílio do diagnóstico da doença de Parkinson
(Universidade Federal de São Carlos, 2017-07-26)
Currently, it is not a trivial task to point out a test that can diagnose accurately enough a patient
with Parkinson’s Disease, as well as it is quit difficult to assess the level of the disease.
Experts recommend the ...
Mineração de regras de associação espaço-temporais temáticas aplicada a imagens de explosões solares
(Universidade Federal de São Carlos, 2018-09-14)
Introduction. Space weather analysis is a complex task that involves spatiotemporal data from satellite images added to data from daily bulletins.
These data are characterized as time series of georeferenced images and ...
Modelo para o Projeto de Planos de Ensino em Plataformas Computacionais Móveis
(Universidade Federal de São Carlos, 2018-06-27)
Mobile platforms can provide teaching programs that favor student learning. The characteristics of autonomy and personalization of mobile devices are factors that reinforce this. However, designing a teaching program ...