نتایج جستجو برای: ahp and pca

تعداد نتایج: 16836549  

Journal: :Infection control and hospital epidemiology 2011
T Holmdahl P Lanbeck M Wullt M H Walder

OBJECTIVE New technologies have emerged in recent years for the disinfection of hospital rooms and equipment that may not be disinfected adequately using conventional methods. There are several hydrogen peroxide-based area decontamination technologies on the market, but no head-to-head studies have been performed. DESIGN We conducted a head-to-head in vitro comparison of a hydrogen peroxide v...

Journal: :novelty in biomedicine 0
gita eslami department of microbiology, faculty of medicine, shahid beheshti university of medical sciences, tehran, iran. hossein goudarzi department of microbiology, faculty of medicine, shahid beheshti university of medical sciences, tehran, iran. neda baseri department of microbiology, faculty of medicine, shahid beheshti university of medical sciences, tehran, iran. zohreh ghalavand department of microbiology, faculty of medicine, shahid beheshti university of medical sciences, tehran, iran. arezou taherpour department of microbiology, faculty of medicine, kordestan university, kordestan, iran. haniye zhaam cancer research center shahid beheshti university of medical sciences, tehran, iran.

background: prostate cancer (pca) is an important health problem in the aging male population in the world. it is the third most common cancer in the world. despite of its importance, relatively little is known about its etiology. sexually transmitted infections (sti) and urogenital pathogens such as mycoplasma and ureaplasma, have been proposed as a risk factor for prostate cancer development....

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شاهد - دانشکده علوم پایه 1389

pca(تحلیل مولفه‏های اصلی)یکی از بزرگترین شاخص‏های جبر‏‏خطی است. pcaیک تبدیل خطی متعامد است که با انتخاب جهت‏هایی با بیشترین واریانس داده‏های دارای حشورا کنار می‏گذارد. عناصر pcaدر داخل یک ماتریس طوری مرتب می‏شوند که با ضرب این ماتریس در ماتریس داده‏ها با چرخش داده‏ها آن‏‏ها را به جهت‏های اصلی می‏برد. روندpca شبیه ahp می‏باشد که در آن به جای ماتریس مقایسات زوجی از ماتریس کوواریانس استفاده می شود...

2010
Laor Boongasame Veera Boonjing

There are several methods for Multi Criteria Decision Making (MCDM) such as multiple attribute utility theory (MAUT), the analytical hierarchy process (AHP), and Fuzzy AHP. However, these methods are compensatory optimization approaches for which bad score on some criteria can be compensated by excellent scores on other criteria. So, the Elimination and Choice Translating Reality III (ELECTRE I...

2014
Natalie M. Scala

The Analytic Hierarchy Process (AHP) is an established decision method used to synthesize judgments and select the best alternative. The AHP literature extensively discusses both theory and case studies for judgments made by one person. However, instances exist when the judgments of a group of individuals are needed for accurate knowledge representation and robust decision making. One such inst...

2011
Yangchao Luo Zhenlei Xiao Qin Wang Bo Li Baoping Ji

The functional formula diet AHP, containing polysaccharides from Auricularia auricular, polyphenolic compounds from Hawthorn (Crataegus) and Pueraria radix, has been recently developed as a dietary intervention against dyslipidemia in our previous study. In the present study, its antioxidant activities and protective effects against proliferation of vascular smooth muscle cells (VSMCs) were inv...

2015
M. Daya Kanimozhi Rani S. Sakthivel

Availability of finite set of alternative solution for any problem tends to make decision making an inevitable part of today’s opportunistic world. Generally Decision making is made based on various perspectives like psychological, cognitive, normative means. In all situations Cost-Benefit analysis forms the key reason for decision making. Multi Criteria Decision Making (MCDM) methods make the ...

2013
Remica Aggarwal

Screening weapon-systems is a critical task in determining whether a systems development effort will be successful and eventually provide the increased war fighting capability the user had originally envisioned. Weapon system selection is a multi-criteria decision problem that must be accomplished within a constrained resource environment. Several alternatives must be considered and evaluated i...

2014
Turan Erman Erkan Gulin Feryal Can

Original scientific paper Recently companies have begun to use their storage effectively to attain leadership in the market environment, utilizing Barcode and RFID (Radio Frequency Identification) systems for warehouse management. In this study AHP (Analytic Hierarchy Process) and FAHP (Fuzzy Analytic Hierarchy Process) are used to choose between Barcode and RFID systems for the company warehou...

2013
Huawen Wu Xingjun Shi Chenyang Duan Fuzhang Wang

To increase the accuracy and the efficacy of client satisfaction degree of railway statistic information system, we give an AHP-based comprehensive assessment about satisfaction degree of information system, hoping to solve problems about evaluation difficulties of multi-index, multi-criteria and multi-level. Since the conventional AHP-based method is affected by subjective factors, we develop ...

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