Nail 1 to ai solve if Sof can we IP with I Tri O ti the - - PDF document

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Nail 1 to ai solve if Sof can we IP with I Tri O ti the - - PDF document

Birth death chain Problem Markov chain Consider with Xn a State space with 91,2 fi i if j ki i qi else 0 where Pit Kiyo Wifi Qi 70 e Positive recurrent Find a chain Is the a Justify b the chain Is reversible pi Po Nail


slide-1
SLIDE 1

Problem

Birth death chain

Consider

a

Markov chain

Xn with

State space

91,2

with

fi

i

ki qi

if j

i

else

where

Kiyo

Qi 70

Pit

Wifi

e a

Is the

chain

Positiverecurrent Find a

b

Is the

chain

reversible

Justify

Po

pi

Nail

ai

1 to

Sof

if

we can

solve

slide-2
SLIDE 2

IP

I

with

Tri

O

ti

the

M

C

is

positive

recurrent

CBigtheorem

E

Koti

In

In tint

P

seetransitiondiagram

Depends on

TK in

FK g

Tn Rtl

2

tuk

Tk

I

k i

kn i

7

I

Kti Nkt3

Truce

the 9k

To

To

l

to

Recursi

Base condition

IGeu.FR

B.Dchain FromBn ecohd

peg

a o

tiz

E3

r

slide-3
SLIDE 3

Induct

the

recursive

equation

  • b

q

i

µi

an

fg

9h92

AK

exercise

1

if

MC

is

P R

ther

In

L

N

K 0

a

a

a

1 From

the

Ee above

is

true

slide-4
SLIDE 4

is tr

I

ra

L

N

So

M

C

is

PositiveRecurrent

To

a

Az

stationary prob

with Roth t

L

Also

tot

to Z

q

I

50

1

1

stEi

I

b

Reversibility

i

check for

Balance Egnation

P

D

slide-5
SLIDE 5

Pfj

i

if

aipcis D

hjCPG.si

then

M

C is

In

this

prob

reversible

I

ripe

I

riuPh

po

l

ti

9

Wii

fo

PiS

to pi

his

9

hit

  • r

Ni

to

Pi

79

fame

slide-6
SLIDE 6

So

M

C

is

reversible

ili

fasych eck

Conor

EEE

remove

self

loops

remove

duplicate edges

if

the resulting graph

IS

a

tree

then

M

c is reversible

  • _0

Line

Graph

Tree

slide-7
SLIDE 7

he

C

is

reversible

Hoo 819