فهرست:
1-مقدمه….. 2
1-1-تعریف وقفه تنفسی در خواب 2
1-2-دستگاه پالس اکسیمتر. 4
1-3-ضرورت اندازه گیری نرخ تنفس 5
1-4-روش های اندازه گیری متغیرهای تنفسی.. 5
1-5-استفاده از سیگنال PPG برای تخمین نرخ تنفس.... 6
1-5-1- تعریف سیگنال فوتوپلتیسموگرام. 6
1-5-2- رابطه سیگنال PPG و سیستم تنفسی.. 7
1-6-تعریف مسئله. 8
1-7-نگاهی به فصول پایان نامه. 9
2-پیشینه و مبانی نظری تحقیق... 12
2-1- تاریخچه استفاده از سیگنال PPG به منظور استخراج اطلاعات تنفسی.. 12
2-2- روش های پردازش سیگنال PPG.. 14
2-2-1-آنالیز ویولت... 15
2-2-2-مدلسازی خود برگشتی.. 20
2-2-3-کرتوسیس.... 22
2-3-روش های مختلف استخراج اطلاعات تنفسی از سیگنال PPG.. 23
2-3-1-جمع آوری داده. 23
2-3-2-روش های حذف نویز حرکتی از سیگنال PPG.. 24
2-3-3-الگوریتم کاهش نویز حرکتی با استفاده ازتبدیل ویولت... 24
2-4- روش های موجود برای استخراج اطلاعات تنفسی از سیگنال PPG.. 29
2-4-1-آنالیز مؤلفه های اصلی چند مقیاسی بهبود یافته. 29
2-4-2-الگوریتم خودبازگشتی.. 34
2-4-3-الگوریتم Secondary wavelet feature decoupling. 37
2-4-4-الگوریتم Fix frequency complex demodulation. 43
2-4-5-الگوریتم دیجیتال فیلترینگ.... 46
2-4-6-الگوریتم empirical mode decomposition. 48
3-روش انجام پژوهش.... 53
3-1-جمع آوری داده از بیماران مبتلا به آپنه تنفسی در خواب... 53
3-1-1-پلیسمنوگرافی.. 53
3-1-2-دستگاه پلیسمنوگرافی.. 54
3-2-روش پیشنهادی برای تخمین نرخ تنفس از سیگنال PPG افراد مبتلا به بیماری آپنه خواب... 55
3-2-1-پیش پردازش و حذف نویز. 56
3-2-2-استخراج نرخ تنفس از سیگنال PPG بازسازی شده با استفاده از مدل AR. 60
4-آزمایش ها و نتایج... 64
4-1-نتایج حاصل از پیاده سازی روش پیشنهادی بر روی داده های واقعی.. 64
5-نتیجه گیری و پیشنهادات... 68
5-1-نتیجه گیری.. 68
5-2-پیشنهادات آینده. 69
6.فهرست منابع
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