Results 51 to 60 of about 8,879,776 (186)

Posterior fossa gangliocytoma with facial nerve invasion: case report [PDF]

open access: yesArquivos de Neuro-Psiquiatria, 2003
A 5 year-old boy with a cerebellar gangliocytoma with a peripheral right facial paresis and ataxia is presented. His MRI showed a heterogenous, diffuse lesion, isointense on T1 and hyperintense on T2-weigthed sequences, involving the right cerebellar ...
Andrei Koerbel   +6 more
doaj   +1 more source

FILOSOFIA DA ANÁLISE DA ESTABILIDADE DA LIQUIDEZ

open access: yesRevista Catarinense da Ciência Contábil, 2005
A informação foi considerada finalidade de nosso conhecimento, até o período em os pensadores e pesquisadores da contabilidade passaram a raciocinar sobre o conteúdo e o significado dos informes. Nesta busca da razão sobre os estados patrimoniais, surgiu a análise contábil que procura por meio de relações e identidades, o significado da dinâmica ...
openaire   +2 more sources

Handwriting Recognition of Historical Documents with few labeled data

open access: yes, 2018
Historical documents present many challenges for offline handwriting recognition systems, among them, the segmentation and labeling steps. Carefully annotated textlines are needed to train an HTR system.
Chammas, Edgard   +2 more
core   +1 more source

Stacking of Distributed Dynamic Strain Reveals Link Between Seismic Velocity Changes and the 2020 Unrest in Reykjanes

open access: yesJournal of Geophysical Research: Solid Earth, Volume 129, Issue 6, June 2024.
Abstract In this study, we measure seismic velocity variations during two cycles of crustal inflation and deflation in 2020 on the Reykjanes peninsula (SW Iceland) by applying coda wave interferometry to ambient noise recorded by distributed dynamic strain sensing (also called DAS).
Regina Maass   +5 more
wiley   +1 more source

CNN training with graph-based sample preselection: application to handwritten character recognition

open access: yes, 2018
In this paper, we present a study on sample preselection in large training data set for CNN-based classification. To do so, we structure the input data set in a network representation, namely the Relative Neighbourhood Graph, and then extract some ...
Goto, Masanori   +2 more
core   +1 more source

Signal propagation from portable active seismic source (PASS) to km‐scale borehole DAS for continuous monitoring of CO2 storage site

open access: yesGreenhouse Gases: Science and Technology, Volume 14, Issue 1, Page 4-10, February 2024.
Abstract We have developed a portable active seismic source (PASS) to monitor CO2 storage reservoirs at a depth of approximately 1 km. Despite its small size, stacking the signals generated by the PASS improves the signal‐to‐noise ratio of the seismometer data far from the source.
Takeshi Tsuji   +6 more
wiley   +1 more source

Curriculum Learning for Handwritten Text Line Recognition

open access: yes, 2013
Recurrent Neural Networks (RNN) have recently achieved the best performance in off-line Handwriting Text Recognition. At the same time, learning RNN by gradient descent leads to slow convergence, and training times are particularly long when the training
Kermorvant, Christopher   +1 more
core   +1 more source

Sensing Optical Fibers for Earthquake Source Characterization Using Raw DAS Records

open access: yesJournal of Geophysical Research: Solid Earth, Volume 129, Issue 1, January 2024.
Abstract Distributed Acoustic Sensing (DAS) is becoming a powerful tool for earthquake monitoring, providing continuous strain‐rate records of seismic events along fiber optic cables. However, the use of standard seismological techniques for earthquake source characterization requires the conversion of data in ground motion quantities. In this study we
Claudio Strumia   +5 more
wiley   +1 more source

A parábola da Universidade: da disciplina da obediência à codificação da liberdade [PDF]

open access: yesREVISTA DE CIÊNCIAS DA EDUCAÇÃO, 2015
In the analysis of the transformative parable that has concerned the university, from the medieval foundation until now, and focused on the central events that have most determined them, i.e., the cultural and social-political changes that started with the rise of modernity (XVI century), have emerged with the spread of the Enlightenment and were ...
Gianfranco Petronio   +1 more
openaire   +2 more sources

Fractional Order Fuzzy Control of Nuclear Reactor Power with Thermal-Hydraulic Effects in the Presence of Random Network Induced Delay and Sensor Noise having Long Range Dependence

open access: yes, 2013
Nonlinear state space modeling of a nuclear reactor has been done for the purpose of controlling its global power in load following mode. The nonlinear state space model has been linearized at different percentage of reactor powers and a novel fractional
Das, Saptarshi   +2 more
core   +1 more source

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