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slide-1
SLIDE 1

▼❉▲ Pr✐♥❝✐♣❧❡ ❢♦r ❉✐str✐❜✉t✐♦♥s ✇✐t❤ ❙❤❛♣❡ P❛r❛♠❡t❡rs

❇♦♥♦ ◆♦♥❝❤❡✈

❋❛❝✉❧t② ♦❢ ▼❛t❤❡♠❛t✐❝s ❛♥❞ ■♥❢♦r♠❛t✐❝s ❙♦✜❛ ❯♥✐✈❡rs✐t②

✷✷♥❞ ◆❉❊❙✱ ✹✲✻ ❏✉❧② ✷✵✶✹✱ ❆❧❜❡♥❛ ✭❇✉❧❣❛r✐❛✮

✶ ♦❢ ✸✵

slide-2
SLIDE 2

❈♦♥t❡♥ts

▼♦t✐✈❛t✐♦♥ ▼♦❞❡❧ ❙❡❧❡❝t✐♦♥ ❊①❛♠♣❧❡s ❚❤❡ ▼❉▲ Pr✐♥❝✐♣❧❡ ❘❡s✉❧ts ❙❝❛❧❡✲▲♦❝❛t✐♦♥ ❛♥❞ ❖t❤❡r ❋❛♠✐❧✐❡s ❉✐str✐❜✉t✐♦♥ ❈♦♠♣❧❡①✐t② ❊①❛♠♣❧❡s

✷ ♦❢ ✸✵

slide-3
SLIDE 3

❚♦❈

▼♦t✐✈❛t✐♦♥ ▼♦❞❡❧ ❙❡❧❡❝t✐♦♥ ❊①❛♠♣❧❡s ❚❤❡ ▼❉▲ Pr✐♥❝✐♣❧❡ ❘❡s✉❧ts ❙❝❛❧❡✲▲♦❝❛t✐♦♥ ❛♥❞ ❖t❤❡r ❋❛♠✐❧✐❡s ❉✐str✐❜✉t✐♦♥ ❈♦♠♣❧❡①✐t② ❊①❛♠♣❧❡s

✸ ♦❢ ✸✵

slide-4
SLIDE 4

▼♦❞❡❧ ❙❡❧❡❝t✐♦♥

  • ●♦❛❧✿ ❈❤♦♦s❡ ❛♥ ❛❞❡q✉❛t❡ ♠♦❞❡❧✴❞✐str✐❜✉t✐♦♥✴❞❡s❝r✐♣t✐♦♥ ❢♦r ❛

s❛♠♣❧❡

  • ❆ ❧♦t ♦❢ s♦❧✉t✐♦♥s✱ ✭♠❛✐♥❧② ❢♦r ❛ r❡❣r❡ss✐♦♥ s❡tt✐♥❣✮
  • ♣✲✈❛❧✉❡ t❡st✐♥❣
  • ▼❛❧❧♦✇s✬s Cp
  • ✐♥❢♦r♠❛t✐♦♥ ❝r✐t❡r✐❛ ✭❆■❈✱ ❉■❈✱ ●■❈✱ ❇■❈✱ ◆■❈✮
  • ❇❛②❡s✐❛♥ ❛♣♣r♦❛❝❤
  • ✏❣♦♦❞♥❡ss ♦❢ ✜t✑ ✰ ✏♣❡♥❛❧t②✑
  • ❆❧t❡r♥❛t✐✈❡✿ t❤❡ ▼✐♥✐♠✉♠ ❉❡s❝r✐♣t✐♦♥ ▲❡♥❣t❤ Pr✐♥❝✐♣❧❡ ✭▼❉▲✮
  • ✏♣❡♥❛❧✐③❡✑ ♠♦❞❡❧ ❝♦♠♣❧❡①✐t② ❡①♣❧✐❝✐t❧②
  • ❝♦♠♣❧❡①✐t② ✐s q✉❛♥t✐✜❡❞
  • ✐♥❢♦r♠❛t✐♦♥✲t❤❡♦r❡t✐❝❛❧ ❥✉st✐✜❝❛t✐♦♥ ♦❢ t❤❡ ♣❡♥❛❧✐③❛t✐♦♥

✹ ♦❢ ✸✵

slide-5
SLIDE 5

▼♦❞❡❧ ❙❡❧❡❝t✐♦♥

  • ●♦❛❧✿ ❈❤♦♦s❡ ❛♥ ❛❞❡q✉❛t❡ ♠♦❞❡❧✴❞✐str✐❜✉t✐♦♥✴❞❡s❝r✐♣t✐♦♥ ❢♦r ❛

s❛♠♣❧❡

  • ❆ ❧♦t ♦❢ s♦❧✉t✐♦♥s✱ ✭♠❛✐♥❧② ❢♦r ❛ r❡❣r❡ss✐♦♥ s❡tt✐♥❣✮
  • ♣✲✈❛❧✉❡ t❡st✐♥❣
  • ▼❛❧❧♦✇s✬s Cp
  • ✐♥❢♦r♠❛t✐♦♥ ❝r✐t❡r✐❛ ✭❆■❈✱ ❉■❈✱ ●■❈✱ ❇■❈✱ ◆■❈✮
  • ❇❛②❡s✐❛♥ ❛♣♣r♦❛❝❤
  • ✏❣♦♦❞♥❡ss ♦❢ ✜t✑ ✰ ✏♣❡♥❛❧t②✑
  • ❆❧t❡r♥❛t✐✈❡✿ t❤❡ ▼✐♥✐♠✉♠ ❉❡s❝r✐♣t✐♦♥ ▲❡♥❣t❤ Pr✐♥❝✐♣❧❡ ✭▼❉▲✮
  • ✏♣❡♥❛❧✐③❡✑ ♠♦❞❡❧ ❝♦♠♣❧❡①✐t② ❡①♣❧✐❝✐t❧②
  • ❝♦♠♣❧❡①✐t② ✐s q✉❛♥t✐✜❡❞
  • ✐♥❢♦r♠❛t✐♦♥✲t❤❡♦r❡t✐❝❛❧ ❥✉st✐✜❝❛t✐♦♥ ♦❢ t❤❡ ♣❡♥❛❧✐③❛t✐♦♥

✹ ♦❢ ✸✵

slide-6
SLIDE 6

▼♦❞❡❧ ❙❡❧❡❝t✐♦♥

  • ●♦❛❧✿ ❈❤♦♦s❡ ❛♥ ❛❞❡q✉❛t❡ ♠♦❞❡❧✴❞✐str✐❜✉t✐♦♥✴❞❡s❝r✐♣t✐♦♥ ❢♦r ❛

s❛♠♣❧❡

  • ❆ ❧♦t ♦❢ s♦❧✉t✐♦♥s✱ ✭♠❛✐♥❧② ❢♦r ❛ r❡❣r❡ss✐♦♥ s❡tt✐♥❣✮
  • ♣✲✈❛❧✉❡ t❡st✐♥❣
  • ▼❛❧❧♦✇s✬s Cp
  • ✐♥❢♦r♠❛t✐♦♥ ❝r✐t❡r✐❛ ✭❆■❈✱ ❉■❈✱ ●■❈✱ ❇■❈✱ ◆■❈✮
  • ❇❛②❡s✐❛♥ ❛♣♣r♦❛❝❤
  • ✏❣♦♦❞♥❡ss ♦❢ ✜t✑ ✰ ✏♣❡♥❛❧t②✑
  • ❆❧t❡r♥❛t✐✈❡✿ t❤❡ ▼✐♥✐♠✉♠ ❉❡s❝r✐♣t✐♦♥ ▲❡♥❣t❤ Pr✐♥❝✐♣❧❡ ✭▼❉▲✮
  • ✏♣❡♥❛❧✐③❡✑ ♠♦❞❡❧ ❝♦♠♣❧❡①✐t② ❡①♣❧✐❝✐t❧②
  • ❝♦♠♣❧❡①✐t② ✐s q✉❛♥t✐✜❡❞
  • ✐♥❢♦r♠❛t✐♦♥✲t❤❡♦r❡t✐❝❛❧ ❥✉st✐✜❝❛t✐♦♥ ♦❢ t❤❡ ♣❡♥❛❧✐③❛t✐♦♥

✹ ♦❢ ✸✵

slide-7
SLIDE 7

❚♦❈

▼♦t✐✈❛t✐♦♥ ▼♦❞❡❧ ❙❡❧❡❝t✐♦♥ ❊①❛♠♣❧❡s ❚❤❡ ▼❉▲ Pr✐♥❝✐♣❧❡ ❘❡s✉❧ts ❙❝❛❧❡✲▲♦❝❛t✐♦♥ ❛♥❞ ❖t❤❡r ❋❛♠✐❧✐❡s ❉✐str✐❜✉t✐♦♥ ❈♦♠♣❧❡①✐t② ❊①❛♠♣❧❡s

✺ ♦❢ ✸✵

slide-8
SLIDE 8

❊①❛♠♣❧❡✿ P♦❧②♥♦♠✐❛❧ ▼♦❞❡❧

❋✐❣✉r❡✿ ❉✐✛❡r❡♥t ♦r❞❡r ♣♦❧②♥♦♠✐❛❧s ✇✐t❤ t❤❡ ❜❡st ✜t ❢♦r ❡❛❝❤ ♦r❞❡r✳ ❆ ❤✐❣❤❡r✲♦r❞❡r ❣✐✈❡s ❛ ❜❡tt❡r ✐♥✲s❛♠♣❧❡ ✭❣♦♦❞♥❡ss ♦❢✮ ✜t✱ ❜✉t ♣r❡❞✐❝t✐♦♥ ♣♦✇❡r ✭❣❡♥❡r❛❧✐③❛❜✐❧✐t②✮ ♠❛② s✉✛❡r ❞✉❡ t♦ ♦✈❡r✜t ✭♠✐❞❞❧❡✮✳

✻ ♦❢ ✸✵

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SLIDE 9

❊①❛♠♣❧❡✿ ◆❡✉r❛❧ ◆❡t✇♦r❦ ❢♦r ❘♦❜♦t ❆r♠ ✭✶✮

❋✐❣✉r❡✿ ❘♦❜♦t ❛r♠ ✲ ❞❡s❝r✐❜❡❞ ❜② (y✶,y✷)✱ ♦r ❜② ❛♥❣❧❡ ♦❢ t❤❡ ❛r♠ ✲ (θ✶,θ✷)

✼ ♦❢ ✸✵

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SLIDE 10

❊①❛♠♣❧❡✿ ◆❡✉r❛❧ ◆❡t✇♦r❦ ❢♦r ❘♦❜♦t ❆r♠ ✭✷✮

  • ❉❛t❛
  • s✐♠✉❧❛t❡❞ ❢♦r t✇♦ s♠❛❧❧ ❛r❡❛s ✭♥❡❡❞ ❡①tr❛♣♦❧❛t✐♦♥✮
  • ❛❞❞❡❞ ❣❛✉ss✐❛♥ ♥♦✐s❡
  • ❚❛s❦✿ t♦ ❝♦♥str✉❝t ❛ ❢❡❡❞❢♦r✇❛r❞ ♥❡t✇♦r❦ ♠❛♣♣✐♥❣ ❝♦♦r❞✐♥❛t❡s
  • t❤r❡❡ ❧❛②❡r ❢❡❡❞❢♦r✇❛r❞ ♥❡t✇♦r❦
  • s❡❝♦♥❞ ❧❛②❡r ♥♦❞❡s ✇✐t❤ s✐❣♠♦✐❞✐❛❧ tr❛♥s❢❡r ❢✉♥❝t✐♦♥s
  • t❤✐r❞ ❧❛②❡r ♦✉t♣✉t ♥♦❞❡s ✇✐t❤ ❧✐♥❡❛r tr❛♥s❢❡r ❢✉♥❝t✐♦♥s
  • Pr♦❜❧❡♠✿ ✜♥❞ ♦♣t✐♠❛❧ ★ ♦❢ ❤✐❞❞❡♥ ♥♦❞❡s✱ ❜❛❧❛♥❝✐♥❣ ❣♦♦❞♥❡ss ♦❢ ✜t

❛♥❞ ❣❡♥❡r❛❧✐③❛❜✐❧✐t②✳

✽ ♦❢ ✸✵

slide-11
SLIDE 11

❊①❛♠♣❧❡✿ ◆❡✉r❛❧ ◆❡t✇♦r❦ ❢♦r ❘♦❜♦t ❆r♠ ✭✸✮

❋✐❣✉r❡✿ ●♦♦❞♥❡ss ♦❢ ✜t ✭❡rr♦r ✐♥ tr❛✐♥✐♥❣ s❡t✮ ✈s ●❡♥❡r❛❧✐③❛t✐♦♥ ❡rr♦r ✭❡rr♦r ✐♥ t❡st s❡t✮✳ ❖♣t✐♠❛❧ ♥✉♠❜❡r ♦❢ ❤✐❞❞❡♥ ♥♦❞❡s ✐s ✽✳

✾ ♦❢ ✸✵

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SLIDE 12

❊①❛♠♣❧❡✿ P❤②s✐❝❛❧ ✈❛r✐❛❜❧❡ ✈s ♣❡r❝❡♣t✐♦♥

❋✐❣✉r❡✿ ❙t❡✈❡♥s✬ ♠♦❞❡❧ ✭y = axb +ε✮ ❧❡❢t✱ ❋❡❝❤♥❡r✬s ✭y = a❧♥(x +b)+ε✮ ♦♥ t❤❡ r✐❣❤t✱ ❢♦r ❞✐✛❡r❡♥t ✈❛❧✉❡s ♦❢ t❤❡ ♣❛r❛♠❡t❡rs✳ ❙t❡✈❡♥s✬ ♠♦❞❡❧ ✐s ♠✉❝❤ ♠♦r❡ ❝♦♠♣❧❡①✱ r❡❣❛r❞❧❡ss ♦❢ t❤❡ ❡q✉❛❧ ♥✉♠❜❡r ♦❢ ♣❛r❛♠❡t❡rs✳

✶✵ ♦❢ ✸✵

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SLIDE 13

❚♦❈

▼♦t✐✈❛t✐♦♥ ▼♦❞❡❧ ❙❡❧❡❝t✐♦♥ ❊①❛♠♣❧❡s ❚❤❡ ▼❉▲ Pr✐♥❝✐♣❧❡ ❘❡s✉❧ts ❙❝❛❧❡✲▲♦❝❛t✐♦♥ ❛♥❞ ❖t❤❡r ❋❛♠✐❧✐❡s ❉✐str✐❜✉t✐♦♥ ❈♦♠♣❧❡①✐t② ❊①❛♠♣❧❡s

✶✶ ♦❢ ✸✵

slide-14
SLIDE 14

❑♥♦✇❧❡❞❣❡ ❂ ❈♦♠♣r❡ss✐♦♥

  • P❛tt❡r♥s ✐♥ ❞❛t❛ ✭✐✳❡✳ ❦♥♦✇❧❡❞❣❡✮ ❧❡❛❞ t♦ ❝♦♠♣r❡ss✐♦♥
  • ❊♥❝♦❞❡ ❛♥❞ tr❛♥s♠✐t ✇✐t❤ ❦♥♦✇❧❡❞❣❡ ♦❢ t❤❡ ♣❛tt❡r♥s
  • ✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✳ ✳ ✳
  • ✶✶✵✶✶✵✵✶✶✶✶✶✶✶✵✶✶✶✶✶✶✵✶✶✵✵✶✶✶✶✶✶✶✶✶✶✶✳ ✳ ✳
  • ✶✵✶✵✶✵✶✵✵✵✶✶✶✵✶✵✵✵✶✶✶✵✶✵✵✵✶✶✶✵✶✵✶✶✶✶✵✳ ✳ ✳
  • ❑♦❧♠♦❣♦r♦✈ ❝♦♠♣❧❡①✐t② ❛♥❞ ✐ts ♣r♦❜❧❡♠s
  • ✉♥❝♦♠♣✉t❛❜✐❧✐t②
  • ❛r❜✐tr❛r✐♥❡ss

✶✷ ♦❢ ✸✵

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SLIDE 15

❑♥♦✇❧❡❞❣❡ ❂ ❈♦♠♣r❡ss✐♦♥

  • P❛tt❡r♥s ✐♥ ❞❛t❛ ✭✐✳❡✳ ❦♥♦✇❧❡❞❣❡✮ ❧❡❛❞ t♦ ❝♦♠♣r❡ss✐♦♥
  • ❊♥❝♦❞❡ ❛♥❞ tr❛♥s♠✐t ✇✐t❤ ❦♥♦✇❧❡❞❣❡ ♦❢ t❤❡ ♣❛tt❡r♥s
  • ✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✳ ✳ ✳
  • ✶✶✵✶✶✵✵✶✶✶✶✶✶✶✵✶✶✶✶✶✶✵✶✶✵✵✶✶✶✶✶✶✶✶✶✶✶✳ ✳ ✳
  • ✶✵✶✵✶✵✶✵✵✵✶✶✶✵✶✵✵✵✶✶✶✵✶✵✵✵✶✶✶✵✶✵✶✶✶✶✵✳ ✳ ✳
  • ❑♦❧♠♦❣♦r♦✈ ❝♦♠♣❧❡①✐t② ❛♥❞ ✐ts ♣r♦❜❧❡♠s
  • ✉♥❝♦♠♣✉t❛❜✐❧✐t②
  • ❛r❜✐tr❛r✐♥❡ss

✶✷ ♦❢ ✸✵

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SLIDE 16

❑♥♦✇❧❡❞❣❡ ❂ ❈♦♠♣r❡ss✐♦♥

  • P❛tt❡r♥s ✐♥ ❞❛t❛ ✭✐✳❡✳ ❦♥♦✇❧❡❞❣❡✮ ❧❡❛❞ t♦ ❝♦♠♣r❡ss✐♦♥
  • ❊♥❝♦❞❡ ❛♥❞ tr❛♥s♠✐t ✇✐t❤ ❦♥♦✇❧❡❞❣❡ ♦❢ t❤❡ ♣❛tt❡r♥s
  • ✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✶✵✳ ✳ ✳
  • ✶✶✵✶✶✵✵✶✶✶✶✶✶✶✵✶✶✶✶✶✶✵✶✶✵✵✶✶✶✶✶✶✶✶✶✶✶✳ ✳ ✳
  • ✶✵✶✵✶✵✶✵✵✵✶✶✶✵✶✵✵✵✶✶✶✵✶✵✵✵✶✶✶✵✶✵✶✶✶✶✵✳ ✳ ✳
  • ❑♦❧♠♦❣♦r♦✈ ❝♦♠♣❧❡①✐t② ❛♥❞ ✐ts ♣r♦❜❧❡♠s
  • ✉♥❝♦♠♣✉t❛❜✐❧✐t②
  • ❛r❜✐tr❛r✐♥❡ss

✶✷ ♦❢ ✸✵

slide-17
SLIDE 17

❈♦❞❡s ❛♥❞ ❞✐str✐❜✉t✐♦♥s

  • xn✲ r❡❛❧✐③❛t✐♦♥ ♦❢ ❛ r❛♥❞♦♠ ✈❡❝t♦r X n ❢r♦♠ (Ω,F,P)❀
  • xn ✐s ❡♥❝♦❞❡❞ ✇✐t❤ str✐♥❣s ♦❢ ✵ ❛♥❞ ✶ ✇✐t❤ ❧❡♥❣t❤ L(xn)❀
  • L(X n) ✐s ❛ r❛♥❞♦♠ ✈❛r✐❛❜❧❡✱ t❤❡ ❡①♣❡❝t❡❞ ❝♦❞❡ ❧❡♥❣t❤ ✐s EL(X n)✳
  • ❙❤♦rt❡st ❝♦❞❡ ✭♦♥ ❛✈❡r❛❣❡✮ ✐s ❛❝❤❡✐✈❡❞ ❜② ❙❤❛♥♥♦♥✲❋❛♥♦ ❝♦❞❡✱

✇❤❡r❡ t❤❡ ❡✈❡♥t xn ✐s ❡♥❝♦❞❡❞ ✇✐t❤ ❧❡♥❣t❤ −❧♦❣P (xn) ≤ L(xn) ≤ −❧♦❣P (xn)+✶

  • ❆ ♣r♦❜❛❜✐❧✐t② ❞✐str✐❜✉t✐♦♥ ❞❡t❡r♠✐♥❡s ❛ ❝♦❞❡ ❛♥❞ ✈✐❝❡ ✈❡rs❛✳

✶✸ ♦❢ ✸✵

slide-18
SLIDE 18

❈♦❞❡s ❛♥❞ ❞✐str✐❜✉t✐♦♥s

  • xn✲ r❡❛❧✐③❛t✐♦♥ ♦❢ ❛ r❛♥❞♦♠ ✈❡❝t♦r X n ❢r♦♠ (Ω,F,P)❀
  • xn ✐s ❡♥❝♦❞❡❞ ✇✐t❤ str✐♥❣s ♦❢ ✵ ❛♥❞ ✶ ✇✐t❤ ❧❡♥❣t❤ L(xn)❀
  • L(X n) ✐s ❛ r❛♥❞♦♠ ✈❛r✐❛❜❧❡✱ t❤❡ ❡①♣❡❝t❡❞ ❝♦❞❡ ❧❡♥❣t❤ ✐s EL(X n)✳
  • ❙❤♦rt❡st ❝♦❞❡ ✭♦♥ ❛✈❡r❛❣❡✮ ✐s ❛❝❤❡✐✈❡❞ ❜② ❙❤❛♥♥♦♥✲❋❛♥♦ ❝♦❞❡✱

✇❤❡r❡ t❤❡ ❡✈❡♥t xn ✐s ❡♥❝♦❞❡❞ ✇✐t❤ ❧❡♥❣t❤ −❧♦❣P (xn) ≤ L(xn) ≤ −❧♦❣P (xn)+✶

  • ❆ ♣r♦❜❛❜✐❧✐t② ❞✐str✐❜✉t✐♦♥ ❞❡t❡r♠✐♥❡s ❛ ❝♦❞❡ ❛♥❞ ✈✐❝❡ ✈❡rs❛✳

✶✸ ♦❢ ✸✵

slide-19
SLIDE 19

❈♦❞❡s ❛♥❞ ❞✐str✐❜✉t✐♦♥s

  • xn✲ r❡❛❧✐③❛t✐♦♥ ♦❢ ❛ r❛♥❞♦♠ ✈❡❝t♦r X n ❢r♦♠ (Ω,F,P)❀
  • xn ✐s ❡♥❝♦❞❡❞ ✇✐t❤ str✐♥❣s ♦❢ ✵ ❛♥❞ ✶ ✇✐t❤ ❧❡♥❣t❤ L(xn)❀
  • L(X n) ✐s ❛ r❛♥❞♦♠ ✈❛r✐❛❜❧❡✱ t❤❡ ❡①♣❡❝t❡❞ ❝♦❞❡ ❧❡♥❣t❤ ✐s EL(X n)✳
  • ❙❤♦rt❡st ❝♦❞❡ ✭♦♥ ❛✈❡r❛❣❡✮ ✐s ❛❝❤❡✐✈❡❞ ❜② ❙❤❛♥♥♦♥✲❋❛♥♦ ❝♦❞❡✱

✇❤❡r❡ t❤❡ ❡✈❡♥t xn ✐s ❡♥❝♦❞❡❞ ✇✐t❤ ❧❡♥❣t❤ −❧♦❣P (xn) ≤ L(xn) ≤ −❧♦❣P (xn)+✶

  • ❆ ♣r♦❜❛❜✐❧✐t② ❞✐str✐❜✉t✐♦♥ ❞❡t❡r♠✐♥❡s ❛ ❝♦❞❡ ❛♥❞ ✈✐❝❡ ✈❡rs❛✳

✶✸ ♦❢ ✸✵

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SLIDE 20

❚❤❡ ▼✐♥✐♠✉♠ ❉❡s❝r✐♣t✐♦♥ ▲❡♥❣t❤ Pr✐♥❝✐♣❧❡

  • ❲♦r❦ ✇✐t❤ ♠♦❞❡❧s t❤❛t ❝♦rr❡s♣♦♥❞ t♦ ❞✐str✐❜✉t✐♦♥s ✲ H
  • ❝♦rr❡s♣♦♥❞❡♥❝❡ ✈✐❛ ❛ ❙❤❛♥♥♦♥✲❋❛♥♦ ❝♦❞❡
  • ❉✐st✐♥❝t ❞✐str✐❜✉t✐♦♥s ❛r❡ ❝❛❧❧❡❞ ♣♦✐♥t ❤②♣♦t❤❡s✐s✳
  • ▼♦❞❡❧ ✐s ❛ s❡t ♦❢ ♣♦✐♥t ❤②♣♦t❤❡s✐s✳
  • ❚❤❡ ♦♣t✐♠❛❧ ♣♦✐♥t ❤②♣♦t❤❡s✐s H ∈ H ✐s t❤❡ ♦♥❡ ♠✐♥✐♠✐③✐♥❣

L(xn|H)+L(H)✳

  • ❈♦♠♣❛r❡ ❜❡t✇❡❡♥ ♠♦❞❡❧s H✶,H✷,...❄
  • ❖♣t✐♠❛❧ ♠♦❞❡❧ ✐s ❛r❣♠✐♥i L(xn|H)+L(H|Hi)+L(Hi)

✶✹ ♦❢ ✸✵

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SLIDE 21

❚❤❡ ▼✐♥✐♠✉♠ ❉❡s❝r✐♣t✐♦♥ ▲❡♥❣t❤ Pr✐♥❝✐♣❧❡

  • ❲♦r❦ ✇✐t❤ ♠♦❞❡❧s t❤❛t ❝♦rr❡s♣♦♥❞ t♦ ❞✐str✐❜✉t✐♦♥s ✲ H
  • ❝♦rr❡s♣♦♥❞❡♥❝❡ ✈✐❛ ❛ ❙❤❛♥♥♦♥✲❋❛♥♦ ❝♦❞❡
  • ❉✐st✐♥❝t ❞✐str✐❜✉t✐♦♥s ❛r❡ ❝❛❧❧❡❞ ♣♦✐♥t ❤②♣♦t❤❡s✐s✳
  • ▼♦❞❡❧ ✐s ❛ s❡t ♦❢ ♣♦✐♥t ❤②♣♦t❤❡s✐s✳
  • ❚❤❡ ♦♣t✐♠❛❧ ♣♦✐♥t ❤②♣♦t❤❡s✐s H ∈ H ✐s t❤❡ ♦♥❡ ♠✐♥✐♠✐③✐♥❣

L(xn|H)+L(H)✳

  • ❈♦♠♣❛r❡ ❜❡t✇❡❡♥ ♠♦❞❡❧s H✶,H✷,...❄
  • ❖♣t✐♠❛❧ ♠♦❞❡❧ ✐s ❛r❣♠✐♥i L(xn|H)+L(H|Hi)+L(Hi)

✶✹ ♦❢ ✸✵

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SLIDE 22

❚❤❡ ▼✐♥✐♠✉♠ ❉❡s❝r✐♣t✐♦♥ ▲❡♥❣t❤ Pr✐♥❝✐♣❧❡

  • ❲♦r❦ ✇✐t❤ ♠♦❞❡❧s t❤❛t ❝♦rr❡s♣♦♥❞ t♦ ❞✐str✐❜✉t✐♦♥s ✲ H
  • ❝♦rr❡s♣♦♥❞❡♥❝❡ ✈✐❛ ❛ ❙❤❛♥♥♦♥✲❋❛♥♦ ❝♦❞❡
  • ❉✐st✐♥❝t ❞✐str✐❜✉t✐♦♥s ❛r❡ ❝❛❧❧❡❞ ♣♦✐♥t ❤②♣♦t❤❡s✐s✳
  • ▼♦❞❡❧ ✐s ❛ s❡t ♦❢ ♣♦✐♥t ❤②♣♦t❤❡s✐s✳
  • ❚❤❡ ♦♣t✐♠❛❧ ♣♦✐♥t ❤②♣♦t❤❡s✐s H ∈ H ✐s t❤❡ ♦♥❡ ♠✐♥✐♠✐③✐♥❣

L(xn|H)+L(H)✳

  • ❈♦♠♣❛r❡ ❜❡t✇❡❡♥ ♠♦❞❡❧s H✶,H✷,...❄
  • ❖♣t✐♠❛❧ ♠♦❞❡❧ ✐s ❛r❣♠✐♥i L(xn|H)+L(H|Hi)+L(Hi)

✶✹ ♦❢ ✸✵

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SLIDE 23

❚❤❡ ▼✐♥✐♠✉♠ ❉❡s❝r✐♣t✐♦♥ ▲❡♥❣t❤ Pr✐♥❝✐♣❧❡

  • ❲♦r❦ ✇✐t❤ ♠♦❞❡❧s t❤❛t ❝♦rr❡s♣♦♥❞ t♦ ❞✐str✐❜✉t✐♦♥s ✲ H
  • ❝♦rr❡s♣♦♥❞❡♥❝❡ ✈✐❛ ❛ ❙❤❛♥♥♦♥✲❋❛♥♦ ❝♦❞❡
  • ❉✐st✐♥❝t ❞✐str✐❜✉t✐♦♥s ❛r❡ ❝❛❧❧❡❞ ♣♦✐♥t ❤②♣♦t❤❡s✐s✳
  • ▼♦❞❡❧ ✐s ❛ s❡t ♦❢ ♣♦✐♥t ❤②♣♦t❤❡s✐s✳
  • ❚❤❡ ♦♣t✐♠❛❧ ♣♦✐♥t ❤②♣♦t❤❡s✐s H ∈ H ✐s t❤❡ ♦♥❡ ♠✐♥✐♠✐③✐♥❣

L(xn|H)+L(H)✳

  • ❈♦♠♣❛r❡ ❜❡t✇❡❡♥ ♠♦❞❡❧s H✶,H✷,...❄
  • ❖♣t✐♠❛❧ ♠♦❞❡❧ ✐s ❛r❣♠✐♥i L(xn|H)+L(H|Hi)+L(Hi)

✶✹ ♦❢ ✸✵

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SLIDE 24

❊①❛♠♣❧❡✿ ◆❡✉r❛❧ ◆❡t✇♦r❦ ❢♦r ❘♦❜♦t ❆r♠ ✭❝♦♥t✬❞✮

  • ♣♦✐♥t ❤②♣♦t❤❡s✐s ✐s t❤❡ ♣❛rt✐❝✉❧❛r ◆◆❀ t❤❡ ♠♦❞❡❧ ✐s ❛ ♥❡✉r❛❧ ♥❡t✇♦r❦

✇✐t❤ ❛ ✜①❡❞ ★ ♦❢ ♥♦❞❡s✳

❋✐❣✉r❡✿ ❇r❛❦❡ ❡t ❛❧✳ ❬✹❪✱ ▼❉▲ ♣r❡❞✐❝ts ♦♣t✐♠❛❧ ★ ♦❢ ♥♦❞❡s ✼✳

✶✺ ♦❢ ✸✵

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SLIDE 25

❯♥✐✈❡rs❛❧ ♠♦❞❡❧s

  • ❍♦✇ ❞♦ ✇❡ ❝♦❞❡ ❢♦r H ❛♥❞ xn|H❄
  • xn|H ✲ ✉s❡s ❝♦❞❡ ❝♦rr❡s♣♦♥❞✐♥❣ t♦ t❤❡ ♣r♦❜❛❜✐❧✐t② ♦❢ xn
  • ❢♦r H✱ H ❄ ✲ t❤❡ ♠❛✐♥ ♦♣❡♥ ♣r♦❜❧❡♠ ✐♥ t❤❡ ✜❡❧❞
  • ❯♥✐✈❡rs❛❧ ♠♦❞❡❧ ✲ ❛ s✐♥❣❧❡ ❞✐str✐❜✉t✐♦♥ t❤❛t ❡♥❝♦❞❡s ✏❛❧♠♦st

♦♣t✐♠❛❧❧②✑ t❤❡ ❞❛t❛

  • ❧❡t H ❜❡ t❤❡ ✭♣♦st✲❢❛❝t✉♠✮ ❜❡st ♣♦✐♥t ❤②♣♦t❤❡s✐s
  • ❡♥❝♦❞✐♥❣ ✇✐t❤ t❤❡ ✉♥✐✈❡rs❛❧ ♠♦❞❡❧ ✐s ✏❛❧♠♦st ❛s ❣♦♦❞✑ ❛s ✉s✐♥❣ xn|H
  • s✐❞❡st❡♣s t❤❡ ♣r♦❜❧❡♠ ♦❢ ❡♥❝♦❞✐♥❣ H ✲ ♠✐♥✐♠✐③❡ LUM(Hi )(xn)+L(Hi)
  • ◆♦t❡✿ ❯♥✐✈❡rs❛❧✐t② ✐s r❡❧❛t✐✈❡ t♦ t❤❡ ❝♦♥s✐❞❡r❡❞ ♠♦❞❡❧✳

✶✻ ♦❢ ✸✵

slide-26
SLIDE 26

❯♥✐✈❡rs❛❧ ♠♦❞❡❧s

  • ❍♦✇ ❞♦ ✇❡ ❝♦❞❡ ❢♦r H ❛♥❞ xn|H❄
  • xn|H ✲ ✉s❡s ❝♦❞❡ ❝♦rr❡s♣♦♥❞✐♥❣ t♦ t❤❡ ♣r♦❜❛❜✐❧✐t② ♦❢ xn
  • ❢♦r H✱ H ❄ ✲ t❤❡ ♠❛✐♥ ♦♣❡♥ ♣r♦❜❧❡♠ ✐♥ t❤❡ ✜❡❧❞
  • ❯♥✐✈❡rs❛❧ ♠♦❞❡❧ ✲ ❛ s✐♥❣❧❡ ❞✐str✐❜✉t✐♦♥ t❤❛t ❡♥❝♦❞❡s ✏❛❧♠♦st

♦♣t✐♠❛❧❧②✑ t❤❡ ❞❛t❛

  • ❧❡t H ❜❡ t❤❡ ✭♣♦st✲❢❛❝t✉♠✮ ❜❡st ♣♦✐♥t ❤②♣♦t❤❡s✐s
  • ❡♥❝♦❞✐♥❣ ✇✐t❤ t❤❡ ✉♥✐✈❡rs❛❧ ♠♦❞❡❧ ✐s ✏❛❧♠♦st ❛s ❣♦♦❞✑ ❛s ✉s✐♥❣ xn|H
  • s✐❞❡st❡♣s t❤❡ ♣r♦❜❧❡♠ ♦❢ ❡♥❝♦❞✐♥❣ H ✲ ♠✐♥✐♠✐③❡ LUM(Hi )(xn)+L(Hi)
  • ◆♦t❡✿ ❯♥✐✈❡rs❛❧✐t② ✐s r❡❧❛t✐✈❡ t♦ t❤❡ ❝♦♥s✐❞❡r❡❞ ♠♦❞❡❧✳

✶✻ ♦❢ ✸✵

slide-27
SLIDE 27

❙t♦❝❤❛s✐t✐❝ ❝♦♠♣❧❡①✐t② ♦❢ t❤❡ ♠♦❞❡❧

  • ❋♦r ❛ ♣❛r❛♠❡tr✐❝ ❢❛♠✐❧② ♦❢ ❞✐str✐❜✉t✐♦♥s t❤❡ ❝♦♠♣❧❡①✐t② ✐s ❞❡✜♥❡❞ ❛s

COMPn(Mθ) = ❧♥

  • f
  • xn|θ =

θ(xn)

  • dxn
  • COMPn(Mθ) ✐s ❛ ♠❡❛s✉r❡ ♦❢ t❤❡ ❝♦♠♣❧❡①✐t②✱ ✐♥t❡r♣r❡t❡❞ ❛s t❤❡

❡✛❡❝t✐✈❡ ♥✉♠❜❡r ♦❢ ❞✐st✐♥❝t ❞✐str✐❜✉t✐♦♥s ✐♥ t❤❡ ❢❛♠✐❧②✳

  • ❆s②♠♣t♦t✐❝❛❧❧② ❢♦r n

COMPn(Mθ) → k ✷ ❧♦❣ n ✷π +❧♦❣

  • θ∈Θ
  • |I(θ)|dθ +o(✶)
  • Pr♦❜❧❡♠✿ COMPn(Mθ) = ∞ ❢♦r ❛ ❧♦t ♦❢ ❢❛♠✐❧✐❡s✳

✶✼ ♦❢ ✸✵

slide-28
SLIDE 28

❙t♦❝❤❛s✐t✐❝ ❝♦♠♣❧❡①✐t② ♦❢ t❤❡ ♠♦❞❡❧

  • ❋♦r ❛ ♣❛r❛♠❡tr✐❝ ❢❛♠✐❧② ♦❢ ❞✐str✐❜✉t✐♦♥s t❤❡ ❝♦♠♣❧❡①✐t② ✐s ❞❡✜♥❡❞ ❛s

COMPn(Mθ) = ❧♥

  • f
  • xn|θ =

θ(xn)

  • dxn
  • COMPn(Mθ) ✐s ❛ ♠❡❛s✉r❡ ♦❢ t❤❡ ❝♦♠♣❧❡①✐t②✱ ✐♥t❡r♣r❡t❡❞ ❛s t❤❡

❡✛❡❝t✐✈❡ ♥✉♠❜❡r ♦❢ ❞✐st✐♥❝t ❞✐str✐❜✉t✐♦♥s ✐♥ t❤❡ ❢❛♠✐❧②✳

  • ❆s②♠♣t♦t✐❝❛❧❧② ❢♦r n

COMPn(Mθ) → k ✷ ❧♦❣ n ✷π +❧♦❣

  • θ∈Θ
  • |I(θ)|dθ +o(✶)
  • Pr♦❜❧❡♠✿ COMPn(Mθ) = ∞ ❢♦r ❛ ❧♦t ♦❢ ❢❛♠✐❧✐❡s✳

✶✼ ♦❢ ✸✵

slide-29
SLIDE 29

❙t♦❝❤❛s✐t✐❝ ❝♦♠♣❧❡①✐t② ♦❢ t❤❡ ♠♦❞❡❧

  • ❋♦r ❛ ♣❛r❛♠❡tr✐❝ ❢❛♠✐❧② ♦❢ ❞✐str✐❜✉t✐♦♥s t❤❡ ❝♦♠♣❧❡①✐t② ✐s ❞❡✜♥❡❞ ❛s

COMPn(Mθ) = ❧♥

  • f
  • xn|θ =

θ(xn)

  • dxn
  • COMPn(Mθ) ✐s ❛ ♠❡❛s✉r❡ ♦❢ t❤❡ ❝♦♠♣❧❡①✐t②✱ ✐♥t❡r♣r❡t❡❞ ❛s t❤❡

❡✛❡❝t✐✈❡ ♥✉♠❜❡r ♦❢ ❞✐st✐♥❝t ❞✐str✐❜✉t✐♦♥s ✐♥ t❤❡ ❢❛♠✐❧②✳

  • ❆s②♠♣t♦t✐❝❛❧❧② ❢♦r n

COMPn(Mθ) → k ✷ ❧♦❣ n ✷π +❧♦❣

  • θ∈Θ
  • |I(θ)|dθ +o(✶)
  • Pr♦❜❧❡♠✿ COMPn(Mθ) = ∞ ❢♦r ❛ ❧♦t ♦❢ ❢❛♠✐❧✐❡s✳

✶✼ ♦❢ ✸✵

slide-30
SLIDE 30

◆♦r♠❛❧✐③❡❞ ▼❛①✐♠✉♠ ▲✐❦❡❧✐❤♦♦❞ ❯♥✐✈❡rs❛❧ ▼♦❞❡❧

  • ❲❤❡♥ COMPn(Mθ) < ∞✱ t❤❡r❡ ✐s ❛ ✉♥✐✈❡rs❛❧ ♠♦❞❡❧ ❝❛❧❧❡❞

♥♦r♠❛❧✐③❡❞ ♠❛①✐♠✉♠ ❧✐❦❡❧✐❤♦♦❞ t❤❛t ❤❛s ❛ ♣✳❞✳❢ fNML(xn) = f

  • xn|θ =

θ(xn)

  • f
  • xn|θ =

θ(xn)

  • dxn
  • ❈♦rr❡s♣♦♥❞✐♥❣ ❝♦❞❡ ❧❡♥❣t❤ ✐s

LNML(xn) = −❧♦❣f

  • xn|

θ(xn)

  • +COMPn(Mθ)

✶✽ ♦❢ ✸✵

slide-31
SLIDE 31

◆♦r♠❛❧✐③❡❞ ▼❛①✐♠✉♠ ▲✐❦❡❧✐❤♦♦❞ ❯♥✐✈❡rs❛❧ ▼♦❞❡❧

  • ❲❤❡♥ COMPn(Mθ) < ∞✱ t❤❡r❡ ✐s ❛ ✉♥✐✈❡rs❛❧ ♠♦❞❡❧ ❝❛❧❧❡❞

♥♦r♠❛❧✐③❡❞ ♠❛①✐♠✉♠ ❧✐❦❡❧✐❤♦♦❞ t❤❛t ❤❛s ❛ ♣✳❞✳❢ fNML(xn) = f

  • xn|θ =

θ(xn)

  • f
  • xn|θ =

θ(xn)

  • dxn
  • ❈♦rr❡s♣♦♥❞✐♥❣ ❝♦❞❡ ❧❡♥❣t❤ ✐s

LNML(xn) = −❧♦❣f

  • xn|

θ(xn)

  • +COMPn(Mθ)

✶✽ ♦❢ ✸✵

slide-32
SLIDE 32

❚♦❈

▼♦t✐✈❛t✐♦♥ ▼♦❞❡❧ ❙❡❧❡❝t✐♦♥ ❊①❛♠♣❧❡s ❚❤❡ ▼❉▲ Pr✐♥❝✐♣❧❡ ❘❡s✉❧ts ❙❝❛❧❡✲▲♦❝❛t✐♦♥ ❛♥❞ ❖t❤❡r ❋❛♠✐❧✐❡s ❉✐str✐❜✉t✐♦♥ ❈♦♠♣❧❡①✐t② ❊①❛♠♣❧❡s

✶✾ ♦❢ ✸✵

slide-33
SLIDE 33

❙❝❛❧❡✲▲♦❝❛t✐♦♥ ❛♥❞ ♦t❤❡r ❢❛♠✐❧✐❡s

  • ❆ s❝❛❧❡✲❧♦❝❛t✐♦♥ ❢❛♠✐❧② ♦❢ ♠✉❧t✐✈❛r✐❛t❡ ❞✐str✐❜✉t✐♦♥s
  • ❤❛s t❤❡ r❡♣r❡s❡♥t❛t✐♦♥ f (①n|µ,σ) = σ−ng
  • ①n−µ

σ

  • µ ✐s t❤❡ ❧♦❝❛t✐♦♥ ❛♥❞ σ ✐s t❤❡ s❝❛❧❡ ♣❛r❛♠❡t❡r✳
  • ❙♣❤❡r✐❝❛❧❧② ❞✐str✐❜✉t❡❞ s❛♠♣❧❡s ❤❛✈❡ g (①n) = h
  • ①n✷
  • ❊①♣❡r✐♠❡♥ts ❛r❡ ✉♥❝♦rr❡❧❛t❡❞✱ ❜✉t ♥♦t ✐♥❞❡♣❡♥❞❡♥t ✐♥ ❣❡♥❡r❛❧✳
  • ■♥❞❡♣❡♥❞❡♥t s❛♠♣❧❡s ❤❛✈❡ ❞✐str✐❜✉t✐♦♥ g (①n) = ∏i g (xi)✳
  • COMPn(Mθ) = ∞ ❢♦r s✉❝❤ ❢❛♠✐❧✐❡s✱ s♦ ✉s❡ ❝♦♥❞✐t✐♦♥❛❧ ❝♦♠♣❧❡①✐t②

♦♥ ❛ s✉❜s❡t ❢♦r θ✳

✷✵ ♦❢ ✸✵

slide-34
SLIDE 34

❙❝❛❧❡✲▲♦❝❛t✐♦♥ ❛♥❞ ♦t❤❡r ❢❛♠✐❧✐❡s

  • ❆ s❝❛❧❡✲❧♦❝❛t✐♦♥ ❢❛♠✐❧② ♦❢ ♠✉❧t✐✈❛r✐❛t❡ ❞✐str✐❜✉t✐♦♥s
  • ❤❛s t❤❡ r❡♣r❡s❡♥t❛t✐♦♥ f (①n|µ,σ) = σ−ng
  • ①n−µ

σ

  • µ ✐s t❤❡ ❧♦❝❛t✐♦♥ ❛♥❞ σ ✐s t❤❡ s❝❛❧❡ ♣❛r❛♠❡t❡r✳
  • ❙♣❤❡r✐❝❛❧❧② ❞✐str✐❜✉t❡❞ s❛♠♣❧❡s ❤❛✈❡ g (①n) = h
  • ①n✷
  • ❊①♣❡r✐♠❡♥ts ❛r❡ ✉♥❝♦rr❡❧❛t❡❞✱ ❜✉t ♥♦t ✐♥❞❡♣❡♥❞❡♥t ✐♥ ❣❡♥❡r❛❧✳
  • ■♥❞❡♣❡♥❞❡♥t s❛♠♣❧❡s ❤❛✈❡ ❞✐str✐❜✉t✐♦♥ g (①n) = ∏i g (xi)✳
  • COMPn(Mθ) = ∞ ❢♦r s✉❝❤ ❢❛♠✐❧✐❡s✱ s♦ ✉s❡ ❝♦♥❞✐t✐♦♥❛❧ ❝♦♠♣❧❡①✐t②

♦♥ ❛ s✉❜s❡t ❢♦r θ✳

✷✵ ♦❢ ✸✵

slide-35
SLIDE 35

❙❝❛❧❡✲▲♦❝❛t✐♦♥ ❛♥❞ ♦t❤❡r ❢❛♠✐❧✐❡s

  • ❆ s❝❛❧❡✲❧♦❝❛t✐♦♥ ❢❛♠✐❧② ♦❢ ♠✉❧t✐✈❛r✐❛t❡ ❞✐str✐❜✉t✐♦♥s
  • ❤❛s t❤❡ r❡♣r❡s❡♥t❛t✐♦♥ f (①n|µ,σ) = σ−ng
  • ①n−µ

σ

  • µ ✐s t❤❡ ❧♦❝❛t✐♦♥ ❛♥❞ σ ✐s t❤❡ s❝❛❧❡ ♣❛r❛♠❡t❡r✳
  • ❙♣❤❡r✐❝❛❧❧② ❞✐str✐❜✉t❡❞ s❛♠♣❧❡s ❤❛✈❡ g (①n) = h
  • ①n✷
  • ❊①♣❡r✐♠❡♥ts ❛r❡ ✉♥❝♦rr❡❧❛t❡❞✱ ❜✉t ♥♦t ✐♥❞❡♣❡♥❞❡♥t ✐♥ ❣❡♥❡r❛❧✳
  • ■♥❞❡♣❡♥❞❡♥t s❛♠♣❧❡s ❤❛✈❡ ❞✐str✐❜✉t✐♦♥ g (①n) = ∏i g (xi)✳
  • COMPn(Mθ) = ∞ ❢♦r s✉❝❤ ❢❛♠✐❧✐❡s✱ s♦ ✉s❡ ❝♦♥❞✐t✐♦♥❛❧ ❝♦♠♣❧❡①✐t②

♦♥ ❛ s✉❜s❡t ❢♦r θ✳

✷✵ ♦❢ ✸✵

slide-36
SLIDE 36

❙❝❛❧❡✲▲♦❝❛t✐♦♥ ❛♥❞ ♦t❤❡r ❢❛♠✐❧✐❡s

  • ❆ s❝❛❧❡✲❧♦❝❛t✐♦♥ ❢❛♠✐❧② ♦❢ ♠✉❧t✐✈❛r✐❛t❡ ❞✐str✐❜✉t✐♦♥s
  • ❤❛s t❤❡ r❡♣r❡s❡♥t❛t✐♦♥ f (①n|µ,σ) = σ−ng
  • ①n−µ

σ

  • µ ✐s t❤❡ ❧♦❝❛t✐♦♥ ❛♥❞ σ ✐s t❤❡ s❝❛❧❡ ♣❛r❛♠❡t❡r✳
  • ❙♣❤❡r✐❝❛❧❧② ❞✐str✐❜✉t❡❞ s❛♠♣❧❡s ❤❛✈❡ g (①n) = h
  • ①n✷
  • ❊①♣❡r✐♠❡♥ts ❛r❡ ✉♥❝♦rr❡❧❛t❡❞✱ ❜✉t ♥♦t ✐♥❞❡♣❡♥❞❡♥t ✐♥ ❣❡♥❡r❛❧✳
  • ■♥❞❡♣❡♥❞❡♥t s❛♠♣❧❡s ❤❛✈❡ ❞✐str✐❜✉t✐♦♥ g (①n) = ∏i g (xi)✳
  • COMPn(Mθ) = ∞ ❢♦r s✉❝❤ ❢❛♠✐❧✐❡s✱ s♦ ✉s❡ ❝♦♥❞✐t✐♦♥❛❧ ❝♦♠♣❧❡①✐t②

♦♥ ❛ s✉❜s❡t ❢♦r θ✳

✷✵ ♦❢ ✸✵

slide-37
SLIDE 37

❉✐str✐❜✉t✐♦♥ ❝♦♠♣❧❡①✐t②

❚❤❡♦r❡♠

❚❤❡ ❝♦♥❞✐t✐♦♥❛❧ ❝♦♠♣❧❡①✐t② ♦❢ ❛ ♣❛r❛♠❡tr✐❝ ❢❛♠✐❧② ❤❛s ❛ ❞❡❝♦♠♣♦s✐t✐♦♥ COMPn (M |A = {−R ≤ ˆ µ ≤ R,D ≤ ˆ σ}) = ❧♥✷RD−✶ +❧♥DCn (M ) , ✇❤❡r❡ DCn (M ) = E❨n [s❨nδ (ˆ µ (❨n)(✶− ˆ σ (❨n)))] ✐s ❝❛❧❧❡❞ t❤❡ ❞✐str✐❜✉t✐♦♥ ❝♦♠♣❧❡①✐t②✳

❈♦r♦❧❧❛r②

❚♦ ❝♦♠♣❛r❡ ♠♦❞❡❧s✱ ✇❡ ❝❛♥ s❦✐♣ t❤❡ ❝♦♠♠♦♥ t❡r♠ ❧♥✷RD−✶✱ ✐✳❡✳ ✇❡ ❝❛♥ r❡♠♦✈❡ t❤❡ ❝♦♥❞✐t✐♦♥ ❜♦✐♥❞❛r✐❡s ❢r♦♠ t❤❡ ❝♦♥❞✐t✐♦♥❛❧ ❝♦♠♣❧❡①✐t②✳ ❚❤✉s ✇❡ ✉s❡ ♦♥❧② DCn (M )✳

✷✶ ♦❢ ✸✵

slide-38
SLIDE 38

❉✐str✐❜✉t✐♦♥ ❝♦♠♣❧❡①✐t②

❚❤❡♦r❡♠

❚❤❡ ❝♦♥❞✐t✐♦♥❛❧ ❝♦♠♣❧❡①✐t② ♦❢ ❛ ♣❛r❛♠❡tr✐❝ ❢❛♠✐❧② ❤❛s ❛ ❞❡❝♦♠♣♦s✐t✐♦♥ COMPn (M |A = {−R ≤ ˆ µ ≤ R,D ≤ ˆ σ}) = ❧♥✷RD−✶ +❧♥DCn (M ) , ✇❤❡r❡ DCn (M ) = E❨n [s❨nδ (ˆ µ (❨n)(✶− ˆ σ (❨n)))] ✐s ❝❛❧❧❡❞ t❤❡ ❞✐str✐❜✉t✐♦♥ ❝♦♠♣❧❡①✐t②✳

❈♦r♦❧❧❛r②

❚♦ ❝♦♠♣❛r❡ ♠♦❞❡❧s✱ ✇❡ ❝❛♥ s❦✐♣ t❤❡ ❝♦♠♠♦♥ t❡r♠ ❧♥✷RD−✶✱ ✐✳❡✳ ✇❡ ❝❛♥ r❡♠♦✈❡ t❤❡ ❝♦♥❞✐t✐♦♥ ❜♦✐♥❞❛r✐❡s ❢r♦♠ t❤❡ ❝♦♥❞✐t✐♦♥❛❧ ❝♦♠♣❧❡①✐t②✳ ❚❤✉s ✇❡ ✉s❡ ♦♥❧② DCn (M )✳

✷✶ ♦❢ ✸✵

slide-39
SLIDE 39

❚♦❈

▼♦t✐✈❛t✐♦♥ ▼♦❞❡❧ ❙❡❧❡❝t✐♦♥ ❊①❛♠♣❧❡s ❚❤❡ ▼❉▲ Pr✐♥❝✐♣❧❡ ❘❡s✉❧ts ❙❝❛❧❡✲▲♦❝❛t✐♦♥ ❛♥❞ ❖t❤❡r ❋❛♠✐❧✐❡s ❉✐str✐❜✉t✐♦♥ ❈♦♠♣❧❡①✐t② ❊①❛♠♣❧❡s

✷✷ ♦❢ ✸✵

slide-40
SLIDE 40

❊①❛♠♣❧❡✿ ❙♣❤❡r✐❝❛❧ ❞✐str✐❜✉t✐♦♥s ✭✶✮

  • ❆♥❛❧②t✐❝ r❡♣r❡s❡♥t❛t✐♦♥ ♦❢ t❤❡ ❝♦♠♣❧❡①✐t② ❛s

DCn(Mθ) = ✷n

n ✷ π n−✶ ✷

Γ n−✶

[c ·h(n)]

  • ❘❡❣r❡tt❛❜❧②✱ t❤❡ ❞❡s❝r✐♣t✐♦♥ ❧❡♥❣t❤ ✉s✐♥❣ t❤❡ ◆▼▲ ✉♥✐✈❡rs❛❧ ♠♦❞❡❧

✐s t❤❡ s❛♠❡ ❢♦r ❛❧❧ s♣❤❡r✐❝❛❧ ❢❛♠✐❧✐❡s ✲ L(xn|H)+L(H|Hi) ✐s t❤❡ s❛♠❡✳

✷✸ ♦❢ ✸✵

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SLIDE 41

❊①❛♠♣❧❡✿ ❙♣❤❡r✐❝❛❧ ❞✐str✐❜✉t✐♦♥s ✭✷✮

❋✐❣✉r❡✿ ❙t♦❝❤❛st✐❝ ❝♦♠♣❧❡①✐t② ♦❢ t❤❡ s♣❤❡r✐❝❛❧ ❞✐str✐❜✉t✐♦♥s ✲ ♥♦r♠❛❧ ❞✐str✐❜✉t✐♦♥✱ ❙t✉❞❡♥t✲❚ ✇✐t❤ ❞✐✛❡r❡♥t ❞❡❣r❡ss ♦❢ ❢r❡❡❞♦♠✱ ▲❛♣❧❛❝❡ ❞✐str✐❜✉t✐♦♥✳

✷✹ ♦❢ ✸✵

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SLIDE 42

❊①❛♠♣❧❡✿ ■♥❞❡♣❡♥❞❡♥t s❛♠♣❧❡s ✭✶✮

  • DCn (M ) ❝❛♥ ❜❡ ❝♦♠♣✉t❡❞ ✇✐t❤ ❛♥ ♦♣t✐♠✐③❡❞ ▼♦♥t❡✲❈❛r❧♦

❛♣♣r♦❛❝❤✳

  • ❈❤❛♥❣❡ ♦❢ ✈❛r✐❛❜❧❡s ②n → ②n−✷,m = ˆ

µ(②n),s = ˆ σ(②n)✿ DCn (M ) =

  • s②n

∗ |J∗|g(y∗

n−✶,y∗ n)dG(②n−✷)

  • |J∗| → ∞ ❢♦r s♦♠❡ ②n−✶✱ r❡q✉✐r❡s ❛♥❛❧②t✐❝ ❢♦r♠✉❧❛✳
  • P❛r❛❧❧❡❧ P❛rt✐❝❧❡ ❙✇❛r♠ ❖♣t✐♠✐③❛t✐♦♥ ✭PP❙❖✮ ♦♥ ●P❯ ✐s ✉s❡❞ t♦

✜♥❞ (y∗

n−✶,y∗ n)

✷✺ ♦❢ ✸✵

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SLIDE 43

❊①❛♠♣❧❡✿ ■♥❞❡♣❡♥❞❡♥t s❛♠♣❧❡s ✭✷✮

5 30 100 normal 5 10 15 20 25 complexity, given ns DC degrees of freedom ns = 4 ns = 4 ns = 6 ns = 7 ns = 9 ns = 11 ns = 14 ns = 18 ns = 22 ns = 28 ns = 36 ns = 46 ns = 58 ns = 74 ns = 94

❋✐❣✉r❡✿ ❜② ❞❡❣r❡❡s ♦❢ ❢r❡❡❞♦♠

20 40 60 80 100 5 10 15 20 25 complexity, given df DC sample size dfs = 5 dfs = 30 dfs = 100 normal

❋✐❣✉r❡✿ ❜② s❛♠♣❧❡ s✐③❡

✷✻ ♦❢ ✸✵

slide-44
SLIDE 44

❈♦♥❝❧✉s✐♦♥

  • ▼❉▲ ❛♣♣❧✐❡s ✐♥❢♦r♠❛t✐♦♥ t❤❡♦r② ❢♦r st❛t✐st✐❝❛❧ ✐♥❢❡r❡♥❝❡✱ ❢♦r ❛ ✇✐❞❡

❞✐✈❡rs✐t② ♦❢ ♠♦❞❡❧s✳

  • ▼❉▲ ❣✐✈❡s ♠♦❞❡❧ s❡❧❡❝t✐♦♥ ❝r✐t❡r✐❛ t❤❛t ❝❛♥
  • ❝♦♠♣❛r❡ ❤❡t❡r♦❣❡♥❡♦✉s ♠♦❞❡❧s❀
  • ❝♦♥s✐❞❡rs ❛❝t✉❛❧ ❝♦♠♣❧❡①✐t②✱ ♥♦t ❛ ♣r♦①② ✭★ ♦❢ ♣❛r❛♠❡t❡rs✮✳
  • ❚❤❡ ♣r♦❜❧❡♠ ✐s ❝♦♠♣✉t❛t✐♦♥❛❧② ❢❡❛s✐❜❧❡✳
  • ❋✉t✉r❡ ✇♦r❦
  • s❤❛♣❡ ♣❛r❛♠❡t❡rs ✭❡✳❣✳ α✱ β ❢♦r ❙t❛❜❧❡ ❞✐str✐❜✉t✐♦♥s✮
  • ◆❡✉r❛❧ ◆❡t✇♦r❦ ❡q✉✐✈❛❧❡♥ts ♦❢ ♠♦❞❡❧ ❝♦♠♣❧❡①✐t②
  • ●❆❘❈❍ ❛♥❞ ♦t❤❡r t✐♠❡✲s❡r✐❡s ♠♦❞❡❧s
  • ♥♦♥✲●❛✉ss✐❛♥ r❡❣r❡ss✐♦♥

✷✼ ♦❢ ✸✵

slide-45
SLIDE 45

❈♦♥❝❧✉s✐♦♥

  • ▼❉▲ ❛♣♣❧✐❡s ✐♥❢♦r♠❛t✐♦♥ t❤❡♦r② ❢♦r st❛t✐st✐❝❛❧ ✐♥❢❡r❡♥❝❡✱ ❢♦r ❛ ✇✐❞❡

❞✐✈❡rs✐t② ♦❢ ♠♦❞❡❧s✳

  • ▼❉▲ ❣✐✈❡s ♠♦❞❡❧ s❡❧❡❝t✐♦♥ ❝r✐t❡r✐❛ t❤❛t ❝❛♥
  • ❝♦♠♣❛r❡ ❤❡t❡r♦❣❡♥❡♦✉s ♠♦❞❡❧s❀
  • ❝♦♥s✐❞❡rs ❛❝t✉❛❧ ❝♦♠♣❧❡①✐t②✱ ♥♦t ❛ ♣r♦①② ✭★ ♦❢ ♣❛r❛♠❡t❡rs✮✳
  • ❚❤❡ ♣r♦❜❧❡♠ ✐s ❝♦♠♣✉t❛t✐♦♥❛❧② ❢❡❛s✐❜❧❡✳
  • ❋✉t✉r❡ ✇♦r❦
  • s❤❛♣❡ ♣❛r❛♠❡t❡rs ✭❡✳❣✳ α✱ β ❢♦r ❙t❛❜❧❡ ❞✐str✐❜✉t✐♦♥s✮
  • ◆❡✉r❛❧ ◆❡t✇♦r❦ ❡q✉✐✈❛❧❡♥ts ♦❢ ♠♦❞❡❧ ❝♦♠♣❧❡①✐t②
  • ●❆❘❈❍ ❛♥❞ ♦t❤❡r t✐♠❡✲s❡r✐❡s ♠♦❞❡❧s
  • ♥♦♥✲●❛✉ss✐❛♥ r❡❣r❡ss✐♦♥

✷✼ ♦❢ ✸✵

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SLIDE 46

▲✐t❡r❛t✉r❡ ✭✶✮

P✳ ●r✉♥✇❛❧❞✳ ❚❤❡ ▼✐♥✐♠✉♠ ❉❡s❝r✐♣t✐♦♥ ▲❡♥❣t❤ Pr✐♥❝✐♣❧❡✳ ❚❤❡ ▼■❚ Pr❡ss✱ ✷✵✵✼✳ ❏✳ ❘✐ss❛♥❡♥✳ ■♥❢♦r♠❛t✐♦♥ ❛♥❞ ❈♦♠♣❧❡①✐t② ✐♥ ❙t❛t✐st✐❝❛❧ ▼♦❞❡❧✐♥❣✳ ❙♣r✐♥❣❡r✱ ❏❛♥✳ ✷✵✵✼✳ ❆✳ ◆✳ ❑♦❧♠♦❣♦r♦✈✳ ❖♥ ❚❛❜❧❡s ♦❢ ❘❛♥❞♦♠ ◆✉♠❜❡rs✳ ❙❛♥❦❤②❛✿ ❚❤❡ ■♥❞✐❛♥ ❏♦✉r♥❛❧ ♦❢ ❙t❛t✐st✐❝s✱ ❙❡r✐❡s ❆✳ ✷✺ ♣♣✳ ✸✻✾✕✸✼✻✱ ❉❡❝✳ ✶✾✻✸✳

✷✽ ♦❢ ✸✵

slide-47
SLIDE 47

▲✐t❡r❛t✉r❡ ✭✷✮

❇r❛❦❡✱ ●✳ t❡✱ ❑♦❦✱ ❏✳ ◆✳✱ ❛♥❞ ❱✐tá♥②✐✱ P✳ ▼✳ ❇✳ ▼♦❞❡❧ s❡❧❡❝t✐♦♥ ❢♦r ♥❡✉r❛❧ ♥❡t✇♦r❦s✿ ❝♦♠♣❛r✐♥❣ ▼❉▲ ❛♥❞ ◆■❈✳ Pr♦❝✳ ♦❢ ✷♥❞ ❊✉r♦♣❡❛♥ ❙②♠♣♦s✐✉♠ ♦♥ ❆rt✐✜❝✐❛❧ ◆❡✉r❛❧ ◆❡t✇♦r❦s✱ ✶✾✾✹✳ ❘✳ ❙t✐♥❡ ❛♥❞ ❉✳ ❋♦st❡r✳ ❚❤❡ ❈♦♠♣❡t✐t✐✈❡ ❈♦♠♣❧❡①✐t② ❘❛t✐♦✳ Pr♦❝✳ ♦❢ t❤❡ ✷✵✵✶ ❈♦♥❢❡r❡♥❝❡ ♦♥ ■♥❢♦r♠❛t✐♦♥ ❙❝✐❡♥❝❡s ❛♥❞ ❙②st❡♠s✳ ❲P✽ ✶✲✻✱ ✷✵✵✶✳ ❇✳ ◆♦♥❝❤❡✈✳ ▼✐♥✐♠✉♠ ❉❡s❝r✐♣t✐♦♥ ▲❡♥❣t❤ Pr✐♥❝✐♣❧❡ ✐♥ ❉✐s❝r✐♠✐♥❛t✐♥❣ ▼❛r❣✐♥❛❧ ❉✐str✐❜✉t✐♦♥s✳ P❧✐s❦❛ ❙t✉❞✐❛ ▼❛t❤❡♠❛t✐❝❛ ❇✉❧❣❛r✐❝❛ ✷✷ ✭✶✷✺✮✱ ♣♣✳ ✶✵✶✕✶✶✹✱ ✷✵✶✸✳

✷✾ ♦❢ ✸✵

slide-48
SLIDE 48

▲✐t❡r❛t✉r❡ ✭✸✮

❇✳ ◆♦♥❝❤❡✈✳ ▼✐♥✐♠✉♠ ❉❡s❝r✐♣t✐♦♥ ▲❡♥❣t❤ Pr✐♥❝✐♣❧❡ ❛♥❞ ❉✐str✐❜✉t✐♦♥ ❈♦♠♣❧❡①✐t② ♦❢ ❙♣❤❡r✐❝❛❧ ❉✐str✐❜✉t✐♦♥s✳ Pr♦❝✳ ♦❢ t❤❡ ✶✽t❤ ❊✉r♦♣❡❛♥ ❨♦✉♥❣ ❙t❛t✐st✐❝✐❛♥s ▼❡❡t✐♥❣✳ ✷✵✶✸✳

✸✵ ♦❢ ✸✵