Анищенко В.С. Нелинейные эффекты в хаотических и стохастических системах
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≤ ·
−1
80 − 120
≈ 200
≈ 35 − 65
p
a
h
pa
sy
cb
brain
recording
site
ALLn
spikes
skin
22
0
C
f
t
k
Ψ(t) =
2πf
0
t
Φ(t)
2π
[0; 1]
φ
k
=
1
2π
Ψ(t
k
), mod1.
0.01 0.02 0.03
0
50
100
150
Interspike intervals, sec
Probability density
f
0
= 17
f
0
= 21
[0; 1]
5 Hz
17 Hz
21 Hz
0.1 sec
0.2 sec
0.1 sec
0 100 200
0
0.2
0.4
0.6
0.8
1
0 500
0
0.2
0.4
0.6
0.8
1
0 500 1000
Time (units of the stimulus period)
0
0.2
0.4
0.6
0.8
1
5 Hz
17 Hz
21 Hz
Cyclic phase difference
0
1 2 3
Probability density
[0; 1]
φ(t) = ρ Φ(t) − 2πf
0
,
Φ(t)
ρ f
0
= 5
ρ = 1/17 ρ = 1/5 f
0
= 17
0.076
2
/
0.256
2
/
D
eff
0 200 400 600 800
Time (units of the stimulus period)
-10
-5
0
5
Phase difference (radians)
phase locking segments
phase slips
0
5 10
15
20 25 30
Spike time (sec)
0
0.2
0.4
0.6
0.8
1
Cyclic phase difference
Spike time (sec)
0
5 10
15
20 25
0.2 sec
0.2 sec
0
0.2
0.4
0.6
0.8
1
Cyclic phase difference
(
(
)
)
f
F
hf
H
i ' 10%
RR