Prediction of Alpha Power Using Multiple Subjective Measures and Autonomic Responses
Psychophysiology,
Год журнала:
2025,
Номер
62(3)
Опубликована: Март 1, 2025
ABSTRACT
Alpha
oscillations
are
associated
with
various
cognitive
functions.
However,
the
determinants
of
alpha
power
variation
remain
ambiguous,
primarily
due
to
its
inconsistent
associations
autonomic
responses
and
subjective
states
under
different
experimental
conditions.
To
thoroughly
examine
correlations
between
these
factors,
we
implemented
a
range
conditions,
encompassing
attentional
emotional
tasks,
as
well
resting‐state.
In
addition
electroencephalogram
data,
gathered
suite
response
measurements
ratings.
We
employed
multiple
linear
regression
analysis,
utilizing
reports
predictors
power.
also
subtracted
aperiodic
components
for
better
estimation
periodic
oscillations.
Our
results
from
two
separately
conducted
experiments
robustly
demonstrated
that
combined
use
ratings
effectively
predicted
parietal‐occipital
across
These
predictions
were
supported
by
leave‐one‐participant‐out
cross‐validation
cross‐experiment
validation,
confirming
relationships
can
be
generalized
new
participants.
This
study
demonstrates
links
variations
states,
suggesting
during
investigations
functions
oscillations,
it
is
important
consider
potential
influences
on
Язык: Английский
Time processing in neurological and psychiatric conditions
Neuroscience & Biobehavioral Reviews,
Год журнала:
2023,
Номер
154, С. 105430 - 105430
Опубликована: Окт. 21, 2023
A
central
question
in
understanding
cognition
and
pathology-related
cognitive
changes
is
how
we
process
time.
However,
time
processing
difficulties
across
several
neurological
psychiatric
conditions
remain
seldom
investigated.
The
aim
of
this
review
to
develop
a
unifying
taxonomy
processing,
neuropsychological
perspective
on
temporal
difficulties.
Four
main
judgments
are
discussed:
duration
simultaneity
synchrony,
passage
time,
mental
travel.
We
present
an
integrated
theoretical
framework
timing
based
selected
patient
populations.
This
provides
new
mechanistic
insights
both
(a)
the
processes
involved
each
judgement,
(b)
pathologies.
By
identifying
underlying
transdiagnostic
time-processing
mechanisms,
opens
fruitful
avenues
for
future
research.
Язык: Английский
Interoceptive and Bodily Processing in Prospective and Retrospective Timing
Current topics in behavioral neurosciences,
Год журнала:
2024,
Номер
unknown
Опубликована: Янв. 1, 2024
Язык: Английский
Individual Alpha Frequency Predicts the Sensitivity of Time Perception
bioRxiv (Cold Spring Harbor Laboratory),
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 17, 2024
Abstract
A
growing
body
of
research
links
individual
differences
in
the
frequency
alpha-band
oscillations
to
temporal
aspects
perception.
However,
whether
human
alpha
rhythm
is
a
correlate
time
perception
itself
has
remained
controversial.
This
multi-day
study
combined
EEG
with
multiple
duration
estimation
and
discrimination
tasks
order
evaluate
(IAF)
associated
sensitivity
or
bias
judging
visual
durations
across
range
peri-second
(spanning
1200
100ms).
In
task,
participants
(n
=
55)
reported
single
stimulus
between
300-1200ms.
which
two
stimuli
was
longer:
standard
(100,
600,
1200ms)
comparison
(50-150%
standard).
Stimuli
also
varied
their
luminance
static
dynamic
(varying
randomly
over
time).
We
found
that
IAF
significantly
related
variance
estimates,
measure
precision
(or
sensitivity),
but
not
average
bias.
Further
supporting
this
relationship,
psychometric
function
slopes
obtained
from
independent
were
correlated
IAF,
particularly
for
conditions.
These
effects
largely
consistent
tested
held
when
controlling
participant
age.
Taken
together,
these
results
suggest
plays
role
shaping
we
did
observe
spontaneous
fluctuations
single-trial
frequency,
suggesting
effect
primarily
observable
at
cross-subject
level.
Significance
Statement
Brain
waves
8-13
Hz
range,
known
as
waves,
have
long
been
hypothesized
modulate
our
time,
yet
evidence
remains
unclear.
investigates
relationship
an
individual’s
using
wide
address
gaps
literature.
demonstrate
estimates
discrimination,
unchanging
stimuli.
findings
provide
novel
shapes
perception,
emphasizing
its
neural
marker
sensitivity.
Язык: Английский