Results 21 to 30 of about 8,734,078 (281)

İKİLİ UZUN HAFIZADA ASİMETRİ ETKİSİ: BİST BANKA ÖRNEĞİ

open access: yesMehmet Akif Ersoy Üniversitesi İktisadi ve İdari Bilimler Fakültesi Dergisi, 2019
Çalışmanın amacı, Türk bankacılık sektör endeksiningetiri ve volatilitesinde ikili uzun hafıza özelliğini ARFIMA-FIGARCH veARFIMA-FIEGARCH modeli ile inceleyerek etkin piyasalar hipotezini testetmektir. Bu amaçla modelde veri seti olarak 2008-2017 dönemi
Harun Kaya, İsmail Çelik
doaj   +1 more source

Separability of active semantic and phonological maintenance in verbal working memory. [PDF]

open access: yesPLoS ONE, 2018
Models of verbal working memory that incorporate active memory maintenance, long-term memory networks, and attention control have been developed. Current studies suggest that semantic representations of words, evoked via long-term memory networks, are ...
Ryoji Nishiyama
doaj   +1 more source

Log-periodogram regression in asymmetric long memory [PDF]

open access: yes, 1999
summary:The long memory property of a time series has long been studied and several estimates of the memory or persistence parameter at zero frequency, where the spectral density function is symmetric, are now available.
Arteche, Josu   +3 more
core   +1 more source

Consequences for option pricing of a long memory in volatility [PDF]

open access: yes, 2001
The economic consequences of a long memory assumption about volatility are documented, by comparing implied volatilities for option prices obtained from short and long memory volatility processes.
Taylor, S J
core   +4 more sources

Dual task impairments in vascular dementia [PDF]

open access: yes, 2010
Several studies have shown that people with Alzheimer's disease (AD) demonstrate difficulties in doing two things at once or 'dual-tasking' and that this dual task impairment is insensitive to normal ageing, chronic depression or prodromal conditions ...
Della Sala, Sergio   +11 more
core   +1 more source

Model-driven neuromodulation of the right posterior region promotes encoding of long-term memories

open access: yesBrain Stimulation, 2020
Background: Long-term recognition memory depends both on initial encoding and on subsequent recognition processes. Objective: In this study we aimed at improving long-term memory by modulating posterior parietal brain activity during the encoding process.
Ivan Alekseichuk   +3 more
doaj   +1 more source

Long-Term Recency in Anterograde Amnesia. [PDF]

open access: yesPLoS ONE, 2015
Amnesia is usually described as an impairment of a long-term memory (LTM) despite an intact short-term memory (STM). The intact recency effect in amnesia had supported this view.
Deborah Talmi   +3 more
doaj   +1 more source

Dual Long Short-Term Memory Networks for Sub-Character Representation Learning [PDF]

open access: yes, 2018
Accepted & forthcoming at ITNG ...
Han He   +6 more
openaire   +3 more sources

Effective field theory of stochastic diffusion from gravity

open access: yesJournal of High Energy Physics, 2021
Planar black holes in AdS have long-lived quasinormal modes which capture the physics of charge and momentum diffusion in the dual field theory. How should we characterize the effective dynamics of a probe system coupled to the conserved currents of the ...
Jewel K. Ghosh   +5 more
doaj   +1 more source

Sentiment analysis and research based on two‐channel parallel hybrid neural network model with attention mechanism

open access: yesIET Control Theory & Applications, 2023
Concerning the problems that the traditional Convolutional Neural Network (CNN) ignores contextual semantic information, and the traditional Recurrent Neural Network (RNN) has information memory loss and vanishing gradient, this paper proposes a Bi ...
Na Chen, Yanqiu Sun, Yan Yan
doaj   +1 more source

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