SlideShare ist ein Scribd-Unternehmen logo
1 von 35
Downloaden Sie, um offline zu lesen
⼒力力                     ⼤大          ⽬目
            ⼒力力              ⽤用
                                                     ⽤用           ⼒力力
                                                ⽤用


    1             M =3                  1             M =9
t                                   t

    0                                   0



−1                                  −1


        0          x     1                  0             x   1
⼿手


                      ⼒力力   ⾼高
           ⽤用
         y=1
          y=0
             y = −1




                                 ⼯工        ⼤大
margin
⼿手


⾏行行


                ⾼高   ⽣生


      ⽣生
     ⼒力力
         
                         
  
⼀一
          ⽅方        ⾏行行


                          ⾼高       ⽣生


                                


                          
                        


       
⼀一
   ⽣生                 
            
                 
       
⼀一
   ⽣生                                                  
                                             
                                                  
       
A General Boosting Procedure

 1. Initialize
 2. From t = 1 to T. (T:                             )

      -          : Learn a weak learner
      -                         : Calculate error
      -                                :    Create new distribution
 3.                                   : Combine weak learners
⼀一
   ⽣生                                                  
                                             
                                                  
       
A General Boosting Procedure

 1. Initialize
 2. From t = 1 to T. (T:                             )

      -          : Learn a weak learner
      -                         : Calculate error
      -                                :    Create new distribution
 3.                                   : Combine weak learners
             ⼒力力


AdaBoost Algorithm
 Input:
 1.                 : Calculate initial distribution
 2. From t = 1 to T.
      -                ,                               :Learn and Calculate Error
      - if         then break
      - Calculate Weight and next distribution


 Outputs:
             ⼒力力


AdaBoost Algorithm
 Input:
 1.                 : Calculate initial distribution
 2. From t = 1 to T.
      -                ,                               :Learn and Calculate Error
      - if         then break
      - Calculate Weight and next distribution


 Outputs:
⽣生   ⾏行行
⽣生   ⾏行行
     ⼩小
     ⼩小
     ⼩小
AdaBoost Algorithm
 Input:
 1.                 : Calculate initial distribution
 2. From t = 1 to T.
      -                ,                               :Learn and Calculate Error
      - if         then break
      - Calculate Weight and next distribution


 Outputs:
  



  




  ⺟母
              ⺟母
            ⾮非
              




          



             ⼤大
A General Boosting Procedure

 1. Initialize
 2. From t = 1 to T. (T:                            )

      -          : Learn a weak learner
      -                         : Calculate error
      -                                :   Create new distribution
 3.                                   : Combine weak learners

                                                        ⽅方
                                                             ⼩小
⼩小   ⼿手   ⾏行行




      ⼩小        ⼩小


⼒力力
                     ⼩小
AdaBoost Algorithm
 Input:
 1.                 : Calculate initial distribution
 2. From t = 1 to T.
      -                ,                               :Learn and Calculate Error
      - if         then break
      - Calculate Weight and next distribution


 Outputs:
⽤用
               ⽤用
⾔言
          ⽊木
     ⼦子



               ⼦子
⾏行行      ⾔言
      ⼒力力     ⼒力力




      ⼊入
               
                      
                                   



                          ⼊入
                                             
                                              
      
                                 
  
                        
                  
                              
⼒力力               ⽌止




                       ⼊入
⽰示   ⽤用
                    ⽰示




                    ⼒力力
⽰示
     ⼈人
⽅方


      ⼿手
⾏行行


                     ⾼高   ⽣生


           ⽣生
⼿手
⽊木
      




              ⽊木 ⽂文
         ⽣生         
                   
    



⼈人


     ⾒見見               ⼒力力
                ⾃自


           ⾃自
⼿手




            ⼿手
     ⾯面⽩白
⽂文
          ⼩小




     ⼈人


               ⾦金金   ⽵竹
 ⽥田 ⾦金金

Weitere ähnliche Inhalte

Andere mochten auch

Kato Mivule: An Overview of Adaptive Boosting – AdaBoost
Kato Mivule: An Overview of  Adaptive Boosting – AdaBoostKato Mivule: An Overview of  Adaptive Boosting – AdaBoost
Kato Mivule: An Overview of Adaptive Boosting – AdaBoostKato Mivule
 
2013-1 Machine Learning Lecture 06 - Artur Ferreira - A Survey on Boosting…
2013-1 Machine Learning Lecture 06 - Artur Ferreira - A Survey on Boosting…2013-1 Machine Learning Lecture 06 - Artur Ferreira - A Survey on Boosting…
2013-1 Machine Learning Lecture 06 - Artur Ferreira - A Survey on Boosting…Dongseo University
 
Face Feature Recognition System with Deep Belief Networks, for Korean/KIISE T...
Face Feature Recognition System with Deep Belief Networks, for Korean/KIISE T...Face Feature Recognition System with Deep Belief Networks, for Korean/KIISE T...
Face Feature Recognition System with Deep Belief Networks, for Korean/KIISE T...Mad Scientists
 
Part 2 - Perfect overview on economic sanctions - US & EU
Part 2 - Perfect overview on economic sanctions - US & EUPart 2 - Perfect overview on economic sanctions - US & EU
Part 2 - Perfect overview on economic sanctions - US & EUPavel Melnikov
 
Sec16 greedy algorithm no2
Sec16 greedy algorithm no2Sec16 greedy algorithm no2
Sec16 greedy algorithm no2Keisuke OTAKI
 
Coworking Europe 2012 París
Coworking Europe 2012 ParísCoworking Europe 2012 París
Coworking Europe 2012 ParísWorking Space
 
Presentation
PresentationPresentation
Presentations1170006
 
Israel Power Point (rev)
Israel Power Point (rev)Israel Power Point (rev)
Israel Power Point (rev)Lee Harding
 
51st Winter Nationals Inauguration
51st Winter Nationals Inauguration51st Winter Nationals Inauguration
51st Winter Nationals Inaugurationguestdcd72
 
Thesis Proposal
Thesis ProposalThesis Proposal
Thesis Proposalfeoropeza
 
стр.10 11. Изменение трендов в коммуникациях за 5 лет - журнал пресс-служба №...
стр.10 11. Изменение трендов в коммуникациях за 5 лет - журнал пресс-служба №...стр.10 11. Изменение трендов в коммуникациях за 5 лет - журнал пресс-служба №...
стр.10 11. Изменение трендов в коммуникациях за 5 лет - журнал пресс-служба №...Pavel Melnikov
 
Исследование Grayling восприятия последствий вступления в ВТО бизнесом и эксп...
Исследование Grayling восприятия последствий вступления в ВТО бизнесом и эксп...Исследование Grayling восприятия последствий вступления в ВТО бизнесом и эксп...
Исследование Grayling восприятия последствий вступления в ВТО бизнесом и эксп...Pavel Melnikov
 
Black widow present
Black widow presentBlack widow present
Black widow presenttintina
 
Instrucciones trabajo
Instrucciones trabajoInstrucciones trabajo
Instrucciones trabajoamarilis17
 

Andere mochten auch (17)

Kato Mivule: An Overview of Adaptive Boosting – AdaBoost
Kato Mivule: An Overview of  Adaptive Boosting – AdaBoostKato Mivule: An Overview of  Adaptive Boosting – AdaBoost
Kato Mivule: An Overview of Adaptive Boosting – AdaBoost
 
2013-1 Machine Learning Lecture 06 - Artur Ferreira - A Survey on Boosting…
2013-1 Machine Learning Lecture 06 - Artur Ferreira - A Survey on Boosting…2013-1 Machine Learning Lecture 06 - Artur Ferreira - A Survey on Boosting…
2013-1 Machine Learning Lecture 06 - Artur Ferreira - A Survey on Boosting…
 
PRML Chapter 14
PRML Chapter 14PRML Chapter 14
PRML Chapter 14
 
Face Feature Recognition System with Deep Belief Networks, for Korean/KIISE T...
Face Feature Recognition System with Deep Belief Networks, for Korean/KIISE T...Face Feature Recognition System with Deep Belief Networks, for Korean/KIISE T...
Face Feature Recognition System with Deep Belief Networks, for Korean/KIISE T...
 
Part 2 - Perfect overview on economic sanctions - US & EU
Part 2 - Perfect overview on economic sanctions - US & EUPart 2 - Perfect overview on economic sanctions - US & EU
Part 2 - Perfect overview on economic sanctions - US & EU
 
Sec16 greedy algorithm no2
Sec16 greedy algorithm no2Sec16 greedy algorithm no2
Sec16 greedy algorithm no2
 
Coworking Europe 2012 París
Coworking Europe 2012 ParísCoworking Europe 2012 París
Coworking Europe 2012 París
 
Presentation
PresentationPresentation
Presentation
 
Israel Power Point (rev)
Israel Power Point (rev)Israel Power Point (rev)
Israel Power Point (rev)
 
51st Winter Nationals Inauguration
51st Winter Nationals Inauguration51st Winter Nationals Inauguration
51st Winter Nationals Inauguration
 
Thesis Proposal
Thesis ProposalThesis Proposal
Thesis Proposal
 
Opportunity
OpportunityOpportunity
Opportunity
 
стр.10 11. Изменение трендов в коммуникациях за 5 лет - журнал пресс-служба №...
стр.10 11. Изменение трендов в коммуникациях за 5 лет - журнал пресс-служба №...стр.10 11. Изменение трендов в коммуникациях за 5 лет - журнал пресс-служба №...
стр.10 11. Изменение трендов в коммуникациях за 5 лет - журнал пресс-служба №...
 
Исследование Grayling восприятия последствий вступления в ВТО бизнесом и эксп...
Исследование Grayling восприятия последствий вступления в ВТО бизнесом и эксп...Исследование Grayling восприятия последствий вступления в ВТО бизнесом и эксп...
Исследование Grayling восприятия последствий вступления в ВТО бизнесом и эксп...
 
Black widow present
Black widow presentBlack widow present
Black widow present
 
Is entrepreneurship for you
Is entrepreneurship for youIs entrepreneurship for you
Is entrepreneurship for you
 
Instrucciones trabajo
Instrucciones trabajoInstrucciones trabajo
Instrucciones trabajo
 

Mehr von Keisuke OTAKI

KDD読み会(図なし版)
KDD読み会(図なし版)KDD読み会(図なし版)
KDD読み会(図なし版)Keisuke OTAKI
 
Reading Seminar (140515) Spectral Learning of L-PCFGs
Reading Seminar (140515) Spectral Learning of L-PCFGsReading Seminar (140515) Spectral Learning of L-PCFGs
Reading Seminar (140515) Spectral Learning of L-PCFGsKeisuke OTAKI
 
一階述語論理のメモ
一階述語論理のメモ一階述語論理のメモ
一階述語論理のメモKeisuke OTAKI
 
Grammatical inference メモ 1
Grammatical inference メモ 1Grammatical inference メモ 1
Grammatical inference メモ 1Keisuke OTAKI
 
ベイジアンネットワーク入門
ベイジアンネットワーク入門ベイジアンネットワーク入門
ベイジアンネットワーク入門Keisuke OTAKI
 
Tensor Decomposition and its Applications
Tensor Decomposition and its ApplicationsTensor Decomposition and its Applications
Tensor Decomposition and its ApplicationsKeisuke OTAKI
 
PRML§12-連続潜在変数
PRML§12-連続潜在変数PRML§12-連続潜在変数
PRML§12-連続潜在変数Keisuke OTAKI
 
Foilsを使ってみた。
Foilsを使ってみた。Foilsを使ってみた。
Foilsを使ってみた。Keisuke OTAKI
 
ウェーブレット勉強会
ウェーブレット勉強会ウェーブレット勉強会
ウェーブレット勉強会Keisuke OTAKI
 
Sec16 greedy algorithm no1
Sec16 greedy algorithm no1Sec16 greedy algorithm no1
Sec16 greedy algorithm no1Keisuke OTAKI
 
Sec15 dynamic programming
Sec15 dynamic programmingSec15 dynamic programming
Sec15 dynamic programmingKeisuke OTAKI
 

Mehr von Keisuke OTAKI (15)

KDD読み会(図なし版)
KDD読み会(図なし版)KDD読み会(図なし版)
KDD読み会(図なし版)
 
Reading Seminar (140515) Spectral Learning of L-PCFGs
Reading Seminar (140515) Spectral Learning of L-PCFGsReading Seminar (140515) Spectral Learning of L-PCFGs
Reading Seminar (140515) Spectral Learning of L-PCFGs
 
一階述語論理のメモ
一階述語論理のメモ一階述語論理のメモ
一階述語論理のメモ
 
Grammatical inference メモ 1
Grammatical inference メモ 1Grammatical inference メモ 1
Grammatical inference メモ 1
 
ベイジアンネットワーク入門
ベイジアンネットワーク入門ベイジアンネットワーク入門
ベイジアンネットワーク入門
 
Tensor Decomposition and its Applications
Tensor Decomposition and its ApplicationsTensor Decomposition and its Applications
Tensor Decomposition and its Applications
 
Em
EmEm
Em
 
PRML§12-連続潜在変数
PRML§12-連続潜在変数PRML§12-連続潜在変数
PRML§12-連続潜在変数
 
Prml sec6
Prml sec6Prml sec6
Prml sec6
 
Foilsを使ってみた。
Foilsを使ってみた。Foilsを使ってみた。
Foilsを使ってみた。
 
ウェーブレット勉強会
ウェーブレット勉強会ウェーブレット勉強会
ウェーブレット勉強会
 
Prml sec3
Prml sec3Prml sec3
Prml sec3
 
Sec16 greedy algorithm no1
Sec16 greedy algorithm no1Sec16 greedy algorithm no1
Sec16 greedy algorithm no1
 
Sec15 dynamic programming
Sec15 dynamic programmingSec15 dynamic programming
Sec15 dynamic programming
 
Hash Table
Hash TableHash Table
Hash Table
 

Kürzlich hochgeladen

A Call to Action for Generative AI in 2024
A Call to Action for Generative AI in 2024A Call to Action for Generative AI in 2024
A Call to Action for Generative AI in 2024Results
 
🐬 The future of MySQL is Postgres 🐘
🐬  The future of MySQL is Postgres   🐘🐬  The future of MySQL is Postgres   🐘
🐬 The future of MySQL is Postgres 🐘RTylerCroy
 
08448380779 Call Girls In Greater Kailash - I Women Seeking Men
08448380779 Call Girls In Greater Kailash - I Women Seeking Men08448380779 Call Girls In Greater Kailash - I Women Seeking Men
08448380779 Call Girls In Greater Kailash - I Women Seeking MenDelhi Call girls
 
Data Cloud, More than a CDP by Matt Robison
Data Cloud, More than a CDP by Matt RobisonData Cloud, More than a CDP by Matt Robison
Data Cloud, More than a CDP by Matt RobisonAnna Loughnan Colquhoun
 
08448380779 Call Girls In Civil Lines Women Seeking Men
08448380779 Call Girls In Civil Lines Women Seeking Men08448380779 Call Girls In Civil Lines Women Seeking Men
08448380779 Call Girls In Civil Lines Women Seeking MenDelhi Call girls
 
Boost PC performance: How more available memory can improve productivity
Boost PC performance: How more available memory can improve productivityBoost PC performance: How more available memory can improve productivity
Boost PC performance: How more available memory can improve productivityPrincipled Technologies
 
Presentation on how to chat with PDF using ChatGPT code interpreter
Presentation on how to chat with PDF using ChatGPT code interpreterPresentation on how to chat with PDF using ChatGPT code interpreter
Presentation on how to chat with PDF using ChatGPT code interpreternaman860154
 
How to convert PDF to text with Nanonets
How to convert PDF to text with NanonetsHow to convert PDF to text with Nanonets
How to convert PDF to text with Nanonetsnaman860154
 
Factors to Consider When Choosing Accounts Payable Services Providers.pptx
Factors to Consider When Choosing Accounts Payable Services Providers.pptxFactors to Consider When Choosing Accounts Payable Services Providers.pptx
Factors to Consider When Choosing Accounts Payable Services Providers.pptxKatpro Technologies
 
Advantages of Hiring UIUX Design Service Providers for Your Business
Advantages of Hiring UIUX Design Service Providers for Your BusinessAdvantages of Hiring UIUX Design Service Providers for Your Business
Advantages of Hiring UIUX Design Service Providers for Your BusinessPixlogix Infotech
 
Handwritten Text Recognition for manuscripts and early printed texts
Handwritten Text Recognition for manuscripts and early printed textsHandwritten Text Recognition for manuscripts and early printed texts
Handwritten Text Recognition for manuscripts and early printed textsMaria Levchenko
 
08448380779 Call Girls In Friends Colony Women Seeking Men
08448380779 Call Girls In Friends Colony Women Seeking Men08448380779 Call Girls In Friends Colony Women Seeking Men
08448380779 Call Girls In Friends Colony Women Seeking MenDelhi Call girls
 
Finology Group – Insurtech Innovation Award 2024
Finology Group – Insurtech Innovation Award 2024Finology Group – Insurtech Innovation Award 2024
Finology Group – Insurtech Innovation Award 2024The Digital Insurer
 
Driving Behavioral Change for Information Management through Data-Driven Gree...
Driving Behavioral Change for Information Management through Data-Driven Gree...Driving Behavioral Change for Information Management through Data-Driven Gree...
Driving Behavioral Change for Information Management through Data-Driven Gree...Enterprise Knowledge
 
Histor y of HAM Radio presentation slide
Histor y of HAM Radio presentation slideHistor y of HAM Radio presentation slide
Histor y of HAM Radio presentation slidevu2urc
 
A Domino Admins Adventures (Engage 2024)
A Domino Admins Adventures (Engage 2024)A Domino Admins Adventures (Engage 2024)
A Domino Admins Adventures (Engage 2024)Gabriella Davis
 
The Codex of Business Writing Software for Real-World Solutions 2.pptx
The Codex of Business Writing Software for Real-World Solutions 2.pptxThe Codex of Business Writing Software for Real-World Solutions 2.pptx
The Codex of Business Writing Software for Real-World Solutions 2.pptxMalak Abu Hammad
 
Axa Assurance Maroc - Insurer Innovation Award 2024
Axa Assurance Maroc - Insurer Innovation Award 2024Axa Assurance Maroc - Insurer Innovation Award 2024
Axa Assurance Maroc - Insurer Innovation Award 2024The Digital Insurer
 
Automating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps ScriptAutomating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps Scriptwesley chun
 
How to Troubleshoot Apps for the Modern Connected Worker
How to Troubleshoot Apps for the Modern Connected WorkerHow to Troubleshoot Apps for the Modern Connected Worker
How to Troubleshoot Apps for the Modern Connected WorkerThousandEyes
 

Kürzlich hochgeladen (20)

A Call to Action for Generative AI in 2024
A Call to Action for Generative AI in 2024A Call to Action for Generative AI in 2024
A Call to Action for Generative AI in 2024
 
🐬 The future of MySQL is Postgres 🐘
🐬  The future of MySQL is Postgres   🐘🐬  The future of MySQL is Postgres   🐘
🐬 The future of MySQL is Postgres 🐘
 
08448380779 Call Girls In Greater Kailash - I Women Seeking Men
08448380779 Call Girls In Greater Kailash - I Women Seeking Men08448380779 Call Girls In Greater Kailash - I Women Seeking Men
08448380779 Call Girls In Greater Kailash - I Women Seeking Men
 
Data Cloud, More than a CDP by Matt Robison
Data Cloud, More than a CDP by Matt RobisonData Cloud, More than a CDP by Matt Robison
Data Cloud, More than a CDP by Matt Robison
 
08448380779 Call Girls In Civil Lines Women Seeking Men
08448380779 Call Girls In Civil Lines Women Seeking Men08448380779 Call Girls In Civil Lines Women Seeking Men
08448380779 Call Girls In Civil Lines Women Seeking Men
 
Boost PC performance: How more available memory can improve productivity
Boost PC performance: How more available memory can improve productivityBoost PC performance: How more available memory can improve productivity
Boost PC performance: How more available memory can improve productivity
 
Presentation on how to chat with PDF using ChatGPT code interpreter
Presentation on how to chat with PDF using ChatGPT code interpreterPresentation on how to chat with PDF using ChatGPT code interpreter
Presentation on how to chat with PDF using ChatGPT code interpreter
 
How to convert PDF to text with Nanonets
How to convert PDF to text with NanonetsHow to convert PDF to text with Nanonets
How to convert PDF to text with Nanonets
 
Factors to Consider When Choosing Accounts Payable Services Providers.pptx
Factors to Consider When Choosing Accounts Payable Services Providers.pptxFactors to Consider When Choosing Accounts Payable Services Providers.pptx
Factors to Consider When Choosing Accounts Payable Services Providers.pptx
 
Advantages of Hiring UIUX Design Service Providers for Your Business
Advantages of Hiring UIUX Design Service Providers for Your BusinessAdvantages of Hiring UIUX Design Service Providers for Your Business
Advantages of Hiring UIUX Design Service Providers for Your Business
 
Handwritten Text Recognition for manuscripts and early printed texts
Handwritten Text Recognition for manuscripts and early printed textsHandwritten Text Recognition for manuscripts and early printed texts
Handwritten Text Recognition for manuscripts and early printed texts
 
08448380779 Call Girls In Friends Colony Women Seeking Men
08448380779 Call Girls In Friends Colony Women Seeking Men08448380779 Call Girls In Friends Colony Women Seeking Men
08448380779 Call Girls In Friends Colony Women Seeking Men
 
Finology Group – Insurtech Innovation Award 2024
Finology Group – Insurtech Innovation Award 2024Finology Group – Insurtech Innovation Award 2024
Finology Group – Insurtech Innovation Award 2024
 
Driving Behavioral Change for Information Management through Data-Driven Gree...
Driving Behavioral Change for Information Management through Data-Driven Gree...Driving Behavioral Change for Information Management through Data-Driven Gree...
Driving Behavioral Change for Information Management through Data-Driven Gree...
 
Histor y of HAM Radio presentation slide
Histor y of HAM Radio presentation slideHistor y of HAM Radio presentation slide
Histor y of HAM Radio presentation slide
 
A Domino Admins Adventures (Engage 2024)
A Domino Admins Adventures (Engage 2024)A Domino Admins Adventures (Engage 2024)
A Domino Admins Adventures (Engage 2024)
 
The Codex of Business Writing Software for Real-World Solutions 2.pptx
The Codex of Business Writing Software for Real-World Solutions 2.pptxThe Codex of Business Writing Software for Real-World Solutions 2.pptx
The Codex of Business Writing Software for Real-World Solutions 2.pptx
 
Axa Assurance Maroc - Insurer Innovation Award 2024
Axa Assurance Maroc - Insurer Innovation Award 2024Axa Assurance Maroc - Insurer Innovation Award 2024
Axa Assurance Maroc - Insurer Innovation Award 2024
 
Automating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps ScriptAutomating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps Script
 
How to Troubleshoot Apps for the Modern Connected Worker
How to Troubleshoot Apps for the Modern Connected WorkerHow to Troubleshoot Apps for the Modern Connected Worker
How to Troubleshoot Apps for the Modern Connected Worker
 

Ada boost

  • 1.
  • 2.
  • 3. ⼒力力 ⼤大 ⽬目 ⼒力力 ⽤用 ⽤用 ⼒力力 ⽤用 1 M =3 1 M =9 t t 0 0 −1 −1 0 x 1 0 x 1
  • 4. ⼿手 ⼒力力 ⾼高 ⽤用 y=1 y=0 y = −1 ⼯工 ⼤大 margin
  • 5. ⼿手 ⾏行行 ⾼高 ⽣生 ⽣生
  • 6.    ⼒力力            
  • 7. ⼀一 ⽅方 ⾏行行 ⾼高 ⽣生                       
  • 8. ⼀一    ⽣生                     
  • 9. ⼀一    ⽣生                      A General Boosting Procedure 1. Initialize 2. From t = 1 to T. (T: ) - : Learn a weak learner - : Calculate error - : Create new distribution 3. : Combine weak learners
  • 10. ⼀一    ⽣生                      A General Boosting Procedure 1. Initialize 2. From t = 1 to T. (T: ) - : Learn a weak learner - : Calculate error - : Create new distribution 3. : Combine weak learners
  • 11.      ⼒力力 AdaBoost Algorithm Input: 1. : Calculate initial distribution 2. From t = 1 to T. - , :Learn and Calculate Error - if then break - Calculate Weight and next distribution Outputs:
  • 12.      ⼒力力 AdaBoost Algorithm Input: 1. : Calculate initial distribution 2. From t = 1 to T. - , :Learn and Calculate Error - if then break - Calculate Weight and next distribution Outputs:
  • 13. ⽣生 ⾏行行
  • 14. ⽣生 ⾏行行
  • 15.    ⼩小
  • 16.    ⼩小
  • 17.    ⼩小
  • 18. AdaBoost Algorithm Input: 1. : Calculate initial distribution 2. From t = 1 to T. - , :Learn and Calculate Error - if then break - Calculate Weight and next distribution Outputs:
  • 19.       ⺟母 ⺟母 ⾮非
  • 21. A General Boosting Procedure 1. Initialize 2. From t = 1 to T. (T: ) - : Learn a weak learner - : Calculate error - : Create new distribution 3. : Combine weak learners       ⽅方 ⼩小
  • 22. ⼩小 ⼿手 ⾏行行 ⼩小 ⼩小 ⼒力力 ⼩小
  • 23. AdaBoost Algorithm Input: 1. : Calculate initial distribution 2. From t = 1 to T. - , :Learn and Calculate Error - if then break - Calculate Weight and next distribution Outputs:
  • 24. ⽤用 ⽤用 ⾔言 ⽊木 ⼦子 ⼦子
  • 25. ⾏行行 ⾔言 ⼒力力 ⼒力力 ⼊入
  • 26.                      ⼊入                            
  • 27.                ⼒力力 ⽌止 ⼊入
  • 28. ⽰示 ⽤用 ⽰示 ⼒力力 ⽰示 ⼈人
  • 29. ⽅方 ⼿手 ⾏行行 ⾼高 ⽣生 ⽣生
  • 31. ⽊木        ⽊木 ⽂文 ⽣生       
  • 32.                  
  • 33.      ⼈人 ⾒見見 ⼒力力 ⾃自 ⾃自
  • 34. ⼿手 ⼿手 ⾯面⽩白
  • 35. ⽂文 ⼩小 ⼈人 ⾦金金 ⽵竹 ⽥田 ⾦金金