Imaging Neuroscience,
Год журнала:
2024,
Номер
2, С. 1 - 12
Опубликована: Апрель 1, 2024
Abstract
Among
social
stimuli
that
trigger
rapid
reactions,
body
images
occupy
a
prominent
place.
Given
bodies
carry
information
about
other
agents’
intentions,
actions
and
emotional
expressions,
foundational
question
concerns
the
neural
basis
of
processing.
Previous
functional
magnetic
resonance
imaging
(fMRI)
studies
have
investigated
this
but
were
not
yet
able
to
clarify
time
course
its
significance.
The
present
EEG
study
role
slow
oscillatory
cortical
activity
in
processing
species-specificity.
Human
participants
viewed
naturalistic
human
monkey
bodies,
faces,
objects,
along
with
mosaic-scrambled
versions
control
for
low-level
visual
features.
Analysis
event-related
theta
power
(4–7
Hz)
combined
data-driven
methods
revealed
strong,
body-evoked
response
is
specific
spans
widespread
scalp
region
during
window
200–550
ms
after
onset
image.
Our
results
corroborate
recent
research
proposing
species-specific
network
We
submit
may
play
an
essential
linking
processes
movement
intentions.
Annual Review of Vision Science,
Год журнала:
2022,
Номер
8(1), С. 383 - 405
Опубликована: Май 25, 2022
Visual
representations
of
bodies,
in
addition
to
those
faces,
contribute
the
recognition
con-
and
heterospecifics,
action
recognition,
nonverbal
communication.
Despite
its
importance,
neural
basis
visual
analysis
bodies
has
been
less
studied
than
that
faces.
In
this
article,
I
review
what
is
known
about
processing
focusing
on
macaque
temporal
cortex.
Early
single-unit
recording
work
suggested
cortex
contains
body
parts
with
dorsal
bank
superior
sulcus
representing
bodily
actions.
Subsequent
functional
magnetic
resonance
imaging
studies
both
humans
monkeys
showed
several
cortical
regions
are
strongly
activated
by
bodies.
Single-unit
recordings
patches
suggest
these
represent
mainly
shape
features.
More
anterior
show
a
greater
viewpoint-tolerant
selectivity
for
features,
which
may
reflect
principle
shared
other
object
categories,
including
Behavioural Brain Research,
Год журнала:
2024,
Номер
471, С. 115126 - 115126
Опубликована: Июнь 29, 2024
In
face-to-face
social
interactions,
emotional
expressions
provide
insights
into
the
mental
state
of
an
interactive
partner.
This
information
can
be
crucial
to
infer
action
intentions
and
react
towards
another
person's
actions.
Here
we
investigate
how
facial
impact
subjective
experience
physiological
behavioral
responses
actions
during
real-time
interactions.
Thirty-two
participants
interacted
with
virtual
agents
while
fully
immersed
in
Virtual
Reality.
Agents
displayed
angry
or
happy
expression
before
they
directed
appetitive
(fist
bump)
aversive
(punch)
participant.
Participants
responded
these
actions,
either
by
reciprocating
fist
bump
defending
punch.
For
all
was
measured
using
ratings.
addition,
(electrodermal
activity,
electrocardiogram)
participants'
response
times
were
recorded.
Aversive
judged
more
arousing
less
pleasant
relative
increased
heart
rate
expressions.
Crucially,
interaction
effects
between
observed.
Angry
reduced
pleasantness
stronger
for
compared
Furthermore,
skin
conductance
reaction
faster
when
showed
expression.
These
results
indicate
that
observers
used
generate
expectations
particular
Consequently,
present
study
demonstrates
integrate
from
Neuroscience & Biobehavioral Reviews,
Год журнала:
2021,
Номер
131, С. 806 - 833
Опубликована: Авг. 18, 2021
Our
daily
human
life
is
filled
with
a
myriad
of
joint
action
moments,
be
it
children
playing,
adults
working
together
(i.e.,
team
sports),
or
strangers
navigating
through
crowd.
Joint
brings
individuals
(and
embodiment
their
emotions)
together,
in
space
and
time.
Yet
little
known
about
how
individual
emotions
propagate
embodied
presence
group,
changes
emotion.
In
fact,
the
multi-agent
component
largely
missing
from
neuroscience-based
approaches
to
emotion,
reversely
research
has
not
found
way
yet
include
emotion
as
one
key
parameters
model
socio-motor
interaction.
this
review,
we
first
identify
gap
then
stockpile
evidence
showing
strong
entanglement
between
acting
various
branches
sciences.
We
propose
an
integrative
approach
bridge
gap,
highlight
five
avenues
do
so
behavioral
neuroscience
digital
sciences,
address
some
challenges
area
faced
by
modern
societies.
Scientific Reports,
Год журнала:
2022,
Номер
12(1)
Опубликована: Сен. 5, 2022
Abstract
How
are
emotions
perceived
through
human
body
language
in
social
interactions?
This
study
used
point-light
displays
of
interactions
portraying
emotional
scenes
(1)
to
examine
quantitative
intrapersonal
kinematic
and
postural
configurations,
(2)
calculate
interaction-specific
parameters
these
interactions,
(3)
analyze
how
far
both
contribute
the
perception
an
emotion
category
(i.e.
anger,
sadness,
happiness
or
affection)
as
well
valence.
By
using
ANOVA
classification
trees,
we
investigated
emotion-specific
differences
calculated
parameters.
We
further
applied
representational
similarity
analyses
determine
perceptual
ratings
relate
intra-
interpersonal
features
observed
scene.
Results
showed
that
within
interaction,
cues
corresponded
ratings,
whereas
reflected
valence
ratings.
Perception
was
also
driven
by
orientation,
proxemics,
time
spent
personal
space
counterpart,
motion–energy
balance
between
interacting
people.
Furthermore,
orientation
Thus,
connected
with
content
scene
people
make
use
emotionally
expressive
coordination
infer
interactions.
Progress in Neurobiology,
Год журнала:
2022,
Номер
221, С. 102398 - 102398
Опубликована: Дек. 21, 2022
This
ultrahigh
field
7
T
fMRI
study
addressed
the
question
of
whether
there
exists
a
core
network
brain
areas
at
service
different
aspects
body
perception.
Participants
viewed
naturalistic
videos
monkey
and
human
faces,
bodies,
objects
along
with
mosaic-scrambled
for
control
low-level
features.
Independent
component
analysis
(ICA)
based
was
conducted
to
find
species
modulations
both
voxel
levels.
Among
areas,
highest
selectivity
found
in
middle
frontal
gyrus
amygdala.
Two
large-scale
networks
were
highly
selective
dominated
by
lateral
occipital
cortex
right
superior
temporal
sulcus
(STS)
respectively.
The
STS
showed
high
selectivity,
its
significant
body-induced
node
connectivity
focused
around
extrastriate
area
(EBA),
STS,
temporoparietal
junction
(TPJ),
premotor
cortex,
inferior
(IFG).
body-specific
discovered
here
may
serve
as
brain-wide
internal
model
serving
an
entry
point
variety
processes
relying
on
descriptions
part
their
more
specific
categorization,
action,
or
expression
recognition
functions.
