Results 51 to 60 of about 127,256 (239)

Scalp‐negative medial temporal interictal epileptic discharges alter large‐scale brain networks: A simultaneous high‐density electroencephalographic and intracranial electroencephalographic study

open access: yesEpilepsia, EarlyView.
Abstract Objective Interictal epileptiform discharges (IEDs) observed on scalp electroencephalography (EEG) serve as a diagnostic hallmark of epilepsy. However, only a small fraction of IEDs recorded by intracranial EEG (iEEG) are detectable on the scalp; the vast majority remain invisible on scalp recordings.
Nicolas Roehri   +7 more
wiley   +1 more source

Units of Octaves

open access: yesIndagationes Mathematicae (Proceedings), 1966
The set \(\{e_1\}\), \(i\in I\), \(I = \{0, a, b, c, a+b, a+c, b+c, a+b+c\}\) be an orthonormal base of the system of Cayley numbers. Here \(I\) is an additive group in which \(x+x=0\). The subset \(S\) of the Cayley numbers with integral coefficients is an integral domain.
openaire   +2 more sources

Octave Spanning Frequency Comb on a Chip

open access: yes, 2009
Optical frequency combs have revolutionized the field of frequency metrology within the last decade and have become enabling tools for atomic clocks, gas sensing and astrophysical spectrometer calibration.
Del'Haye, Pascal   +5 more
core   +1 more source

Polymer Stress‐Tensor Calculation for a Laminar Submerged Viscoelastic Jet Flow Using Different Constitutive Models

open access: yesInternational Journal for Numerical Methods in Fluids, EarlyView.
This study presents an efficient method to compute polymer stress‐tensor components in viscoelastic laminar jet flows using models such as Oldroyd‐B, Giesekus, PTT, and FENE. By assuming a stationary and parallel flow, the methodology significantly reduces computational cost.
Rafael de Lima Sterza   +3 more
wiley   +1 more source

Noise, infrasound and ultrasound in two types of helicopters

open access: yesVojnotehnički Glasnik, 2000
The aim of work was to measure the entire noise level and to accomplish the octave analysis as well as to measure ultrasound and infrasound levels inside and around two types of helicopters. The results of measurement showed that the entire noise levels (
Dejan Živković   +3 more
doaj   +1 more source

Problems and opportunities of applying data-& audio-mining techniques to ethnic music [PDF]

open access: yes, 2006
[TODO] Add abstract ...
Cornelis, Olmo   +7 more
core   +2 more sources

Artificial Neural Networks for Defining the Operational Parameters of Sand Filters for Irrigation

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT The difficulty in defining the working configuration during the operation of sand filters arises from the complexity of the relationships among the variables in the filtration and backwashing processes. The objective was to use artificial neural networks to model the pressure loss and removal efficiency of filtration in a commercial sand ...
Mádilo Lages Vieira Passos   +4 more
wiley   +1 more source

X_System [PDF]

open access: yes, 2006
The X_System makes the playing, writing, and learning of music – even when using unconventional tunings – more intuitive, more logical, more expressive, and better sounding. The X_System allows for: • different temperaments to be chosen at the flick of
Milne, Andrew   +2 more
core  

Representation of perfectly reconstructed octave decomposition filter banks with set of decimators {2,4,4} via tree structure [PDF]

open access: yes, 2003
In this letter, we prove that a filter bank with set of decimators {2,4,4} achieves perfect reconstruction if and only if it can be represented via a tree structure and each branch of the tree structure achieves perfect ...
Ling, Wing-Kuen, Tam, P. K.
core   +1 more source

Development of a step‐gradient simulated moving bed process for the polishing of monoclonal antibodies with anion exchange chromatography

open access: yesJournal of Chemical Technology &Biotechnology, EarlyView.
Abstract BACKGROUND In recent years, biopharmaceutical applications in medicine have seen explosive growth and the need for efficient, rapid and inexpensive purification of these targets is the topic of tremendous research and development. The need to improve process efficiency has been an active area of investigation due to the tremendous potential ...
Yasmina MJ Harsy   +5 more
wiley   +1 more source

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