Results 71 to 80 of about 23,411 (246)

Los sistemas cognitivos artificiales en la enseñanza de la matemática Os sistemas cognitivos artificiais no ensino da matemática Artificial Cognitive Systems in Teaching Mathematics

open access: yesEducación y Educadores, 2012
Este artículo presenta la implementación de los sistemas cognitivos artificiales (SCA) en los procesos de enseñanza-aprendizaje de las matemáticas. La justificación teórica de tal implementación se hace desde el punto de vista de la Matemática y la ...
Luis Alberto Toro-Carvajal   +3 more
doaj  

Aspectos Motivacionais na Disciplina de Cálculo Diferencial e Integral

open access: yesRevista Eletrônica Teccen, 2016
Neste trabalho, investigamos a motivação e o uso de estratégias de aprendizagem como um fator que influencia o aprendizado em Cálculo Diferencial e Integral. Buscamos traçar um perfil motivacional de turmas da referida disciplina nos cursos de Engenharia
Odileia da Silva Rosa   +2 more
doaj   +1 more source

Free energies of Boltzmann Machines: self-averaging, annealed and replica symmetric approximations in the thermodynamic limit

open access: yes, 2019
Restricted Boltzmann machines (RBMs) constitute one of the main models for machine statistical inference and they are widely employed in Artificial Intelligence as powerful tools for (deep) learning.
Agliari, Elena   +2 more
core   +1 more source

Dammarenediol II enhances etoposide‐induced apoptosis by targeting O‐GlcNAc transferase and Akt/GSK3β/mTOR signaling in liver cancer

open access: yesMolecular Oncology, EarlyView.
Etoposide induces DNA damage, activating p53‐dependent apoptosis via caspase‐3/7, which cleaves PARP1. Dammarenediol II enhances this apoptotic pathway by suppressing O‐GlcNAc transferase activity, further decreasing O‐GlcNAcylation. The reduction in O‐GlcNAc levels boosts p53‐driven apoptosis and influences the Akt/GSK3β/mTOR signaling pathway ...
Jaehoon Lee   +8 more
wiley   +1 more source

Tumor mutational burden as a determinant of metastatic dissemination patterns

open access: yesMolecular Oncology, EarlyView.
This study performed a comprehensive analysis of genomic data to elucidate whether metastasis in certain organs share genetic characteristics regardless of cancer type. No robust mutational patterns were identified across different metastatic locations and cancer types.
Eduardo Candeal   +4 more
wiley   +1 more source

Memória Operacional na aprendizagem Matemática: mapeamento teórico de produções brasileiras

open access: yesBoletim GEPEM, 2018
Neste artigo apresenta-se um mapeamento teórico de publicações brasileiras com o enfoque na Memória Operacional e suas implicações na Aprendizagem Matemática, com o objetivo de identificar possíveis confluências nas produções selecionadas, comparando ...
Bruna Dorneles Silveira   +1 more
doaj   +3 more sources

Construction of embedded fMRI resting state functional connectivity networks using manifold learning

open access: yes, 2020
We construct embedded functional connectivity networks (FCN) from benchmark resting-state functional magnetic resonance imaging (rsfMRI) data acquired from patients with schizophrenia and healthy controls based on linear and nonlinear manifold learning ...
Galaris, Evangelos   +2 more
core  

RaMBat: Accurate identification of medulloblastoma subtypes from diverse data sources with severe batch effects

open access: yesMolecular Oncology, EarlyView.
To integrate multiple transcriptomics data with severe batch effects for identifying MB subtypes, we developed a novel and accurate computational method named RaMBat, which leveraged subtype‐specific gene expression ranking information instead of absolute gene expression levels to address batch effects of diverse data sources.
Mengtao Sun, Jieqiong Wang, Shibiao Wan
wiley   +1 more source

A FORMAÇÃO MATEMÁTICA NO CURSO DE PEDAGOGIA: aprendizagens a partir da modelagem matemática

open access: yesCadernos de Pesquisa, 2018
A investigação apresentada, situada no campo da Modelagem Matemática na perspectiva da Educação Matemática, é resultado de um curso desenvolvido com acadêmicos de Pedagogia da Universidade Estadual do Centro-Oeste do Paraná, UNICENTRO.
Vantielen da Silva Silva   +1 more
doaj   +1 more source

Genetic attenuation of ALDH1A1 increases metastatic potential and aggressiveness in colorectal cancer

open access: yesMolecular Oncology, EarlyView.
Aldehyde dehydrogenase 1A1 (ALDH1A1) is a cancer stem cell marker in several malignancies. We established a novel epithelial cell line from rectal adenocarcinoma with unique overexpression of this enzyme. Genetic attenuation of ALDH1A1 led to increased invasive capacity and metastatic potential, the inhibition of proliferation activity, and ultimately ...
Martina Poturnajova   +25 more
wiley   +1 more source

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