Results 91 to 100 of about 5,231 (286)

The futuristic manifolds of REM sleep

open access: yesJournal of Sleep Research, Volume 34, Issue 2, April 2025.
Summary Since one of its first descriptions 70 years ago, rapid eye movement sleep has continually inspired and excited new generations of sleep researchers. Despite significant advancements in understanding its neurocircuitry, underlying mechanisms and microstates, many questions regarding its function, especially beyond the early neurodevelopment ...
Liborio Parrino, Ivana Rosenzweig
wiley   +1 more source

Feasibility and usability of three consecutive nights with self‐applied, home polysomnography

open access: yesJournal of Sleep Research, Volume 34, Issue 2, April 2025.
Summary In‐laboratory polysomnography, the gold‐standard for diagnosing sleep disorders, is resource‐demanding and not conducive to multiple night evaluations. Ambulatory polysomnography, especially when self‐applied, could be a viable alternative. This study aimed to assess the feasibility and reliability of self‐applied polysomnography over three ...
Dimitri Ferretti   +7 more
wiley   +1 more source

From integral manifolds and metrics to potential maps

open access: yesAtti della Accademia Peloritana dei Pericolanti : Classe di Scienze Fisiche, Matematiche e Naturali, 2004
Our paper contains two main results: (1) the integral manifolds of a distribution together with two Riemann metrics produce potential maps which are in fact least squares approximations of the starting integral manifolds; (2) the least squares energy ...
Udriste, C
doaj   +1 more source

Profiling the sleep architecture of ageing adults using a seven‐state continuous‐time Markov model

open access: yesJournal of Sleep Research, Volume 34, Issue 2, April 2025.
Summary Sleep is a complex biological process regulated by networks of neurons and environmental factors. As one falls asleep, neurotransmitters from sleep–wake regulating neurones work in synergy to control the switching of different sleep states throughout the night. As sleep disorders or underlying neuropathology can manifest as irregular switching,
Jonathon Jacobs   +3 more
wiley   +1 more source

INTEGRAL RIEMANN-LEBESGUE

open access: yesDelta-Pi: Jurnal Matematika dan Pendidikan Matematika, 2016
In this paper, we discuss a Riemann-type integrals, we called RL-integral. Then, we will construct the RL-integral on [a,b] by studying some basic properties of RL-integrable functions, the characteristics of RL-primitive, the relation between the RL-integral and the Henstock Integral, and some convergence theorems for RL-Integral.
openaire   +2 more sources

Barriers and Facilitators of Sleep Restriction Therapy in Internet‐Delivered CBT‐I: A Qualitative Content Analysis and the Development of a Treatment Path Model

open access: yesJournal of Sleep Research, EarlyView.
ABSTRACT Sleep Restriction Therapy (SRT) is a core component of cognitive behavioural therapy for insomnia (CBT‐I). Yet, adherence to SRT can be a major challenge for patients. As this challenge is evident in conventional face‐to‐face therapy, it raises the question of adherence to SRT in internet‐delivered therapy.
Laura Simon   +9 more
wiley   +1 more source

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