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رویکرد بوت استرپ در آزمون فرضیه برای واریانس متغیر تصادفی فازی
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نویسنده
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شهرکی اعظم ,دهقان محمد حسین ,احمدزاده حامد
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منبع
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سيستم هاي فازي و كاربردها - 1400 - دوره : 4 - شماره : 2 - صفحه:187 -204
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چکیده
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ﻫﺪف اﯾﻦ ﻣﻘﺎﻟﻪ ﺑﯿﺎن و ﻣﺤﺎﺳﺒﻪ ﻓﺎﺻﻠﻪ اﻃﻤﯿﻨﺎن وارﯾﺎﻧﺲ ﺑﺎ روش ﭼﺎﭼﯽ (ﺗﺒﺪﯾﻞ دادهﻫﺎ) و ﺑﺪون ﺗﺒﺪﯾﻞ (دادهﻫﺎی اوﻟﯿﻪ) ﺑﺎ روش ﺑﻮتاﺳﺘﺮپ اﺳﺖ. ﺑﻪ دﻟﯿﻞ اﯾﻨﮑﻪ ﺗﺒﺪﯾﻞ دادهﻫﺎ ﺑﻪ ﻣﻘﺪار وارﯾﺎﻧﺲ در ﻣﺨﺮج ﻋﺒﺎرت ﺗﺒﺪﯾﻞ ﺑﺴﺘﮕﯽ دارد، دﭼﺎر ﻧﻮﺳﺎﻧﺎت ﺷﺪه و در ﻧﺘﯿﺠﻪ ﺑﺮآورد ﻓﺎﺻﻠﻪﻫﺎی اﻃﻤﯿﻨﺎن و آزﻣﻮن ﻓﺮﺿﯿﻪ ﺑﻪ ﭼﺎﻟﺶ ﮐﺸﯿﺪه ﻣﯽﺷﻮد. ﻧﺘﺎﯾﺞ ﻫﺮدو روش را ﻣﻘﺎﯾﺴﻪ و ﻣﺰاﯾﺎ و ﻣﻌﺎﯾﺐ آﻧﻬﺎ ﺑﺮرﺳﯽ ﻣﯽﺷﻮﻧﺪ. ﺑﺮای اﯾﻦ ﻣﻨﻈﻮر، در اﺑﺘﺪا ﺑﺎ ﻣﻔﺎﻫﯿﻤﯽ ﻣﺜﻞ ﻣﺘﻐﯿﺮ ﺗﺼﺎدﻓﯽ ﻓ ﺎزی و ﻓﺎﺻﻠ ﻪ ﺑﯿﻦ دادهﻫﺎی ﻓﺎزی ﺑﺮ اﺳﺎس ﻣﻔﻬﻮم αﺷﮏ و ﻧﯿﺰ αﺑﺮش ﭘﺮداﺧﺘﻪ ﻣﯽﺷﻮﻧﺪ. ﺳﭙﺲ ﻓﺮآﯾﻨﺪ آزﻣﻮن ﻓﺮﺿﯿﻪ را ﺑﺮای وارﯾﺎﻧﺲ دادهﻫﺎی ﻓﺎزی ﯾﮏ ﻧﻤﻮﻧﻪای اﻧﺠﺎم ﻣﯽﺷﻮد. در اﻧﺠﺎم آزﻣﻮن ﻓﺮﺿﯿﻪ از روش ﺑﻮتاﺳﺘﺮپ اﺳﺘﻔﺎده ﺷﺪه اﺳﺖ و ﻓﺎﺻﻠﻪﻫﺎی اﻃﻤﯿﻨﺎن ﻣﺬﮐﻮر را ﺑﺎ ﻓﺎﺻﻠﻪﻫﺎی اﻃﻤﯿﻨﺎن ﺣﺎﺻﻞ از روش α-ﺑﺮش ﻣﻘﺎﯾﺴﻪ ﺷﺪه اﺳﺖ.
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کلیدواژه
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α-ﺑﺮش، α-ﺷﮏ، ﻣﺘﻐﯿﺮ ﺗﺼﺎدﻓﯽ ﻓﺎزی، ﺑﻮت اﺳﺘﺮپ، آزﻣﻮن ﻓﺮﺿﯿﻪ
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آدرس
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داﻧﺸﮕﺎه ﺳﯿﺴﺘﺎن و ﺑﻠﻮﭼﺴﺘﺎن, داﻧﺸﮑﺪه رﯾﺎﺿﯽ آﻣﺎر و ﻋﻠﻮم ﮐﺎﻣﭙﯿﻮﺗﺮ, ایران, داﻧﺸﮕﺎه ﺳﯿﺴﺘﺎن و ﺑﻠﻮﭼﺴﺘﺎن, داﻧﺸﮑﺪه رﯾﺎﺿﯽ آﻣﺎر و ﻋﻠﻮم ﮐﺎﻣﭙﯿﻮﺗﺮ, ایران, داﻧﺸﮕﺎه ﺳﯿﺴﺘﺎن و ﺑﻠﻮﭼﺴﺘﺎن, داﻧﺸﮑﺪه رﯾﺎﺿﯽ آﻣﺎر و ﻋﻠﻮم ﮐﺎﻣﭙﯿﻮﺗﺮ, ایران
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Bootstrap approach in hypothesis testing of variance for fuzzy random variables
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Authors
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Shahraki Azam ,Dehghan Mohammad H. ,Ahmadzade Hamed
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Abstract
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Bootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variablesBootstarap Approach in hypothesis testing of variance for fuzzy random variables
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Keywords
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