نتایج جستجو برای: prediction model

تعداد نتایج: 2268517  

Journal: :international journal of data envelopment analysis 0
akbar rahimipoor young researchers club and elite, sirjan branch, islamic azad university, sirjan, iran masomeh tadress hasani young researchers club and elite, sirjan branch, islamic azad university, sirjan, iran

recent bankruptcy of big companies all over the world and fluctuations in iran's stock market require that some methods be developed for the evaluation of companies' financial potential. different models are used for the prediction of bankruptcy and the evaluation of organizational financial situation. environmental changes and increasing competition among agencies led to companies&ap...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده زبانهای خارجی 1392

abstract this study investigated the predictability of variables from a motivational framework as well as individuals qualities to predict three non-linguistic outcomes of language learning. gardners socio-educational model with its measures has been used in the current study. individual qualities presented in this study include (1) age, (2) gender, and (3) language learning experience. the...

Journal: :iranian journal of public health 0
r noori dept. of environmental engineering, graduate faculty of environment, university of tehran, iran ma abdoli dept. of environmental engineering, graduate faculty of environment, university of tehran, iran m jalili ghazizade dept. of environmental engineering, graduate faculty of environment, university of tehran, iran r samieifard dept. of environmental engineering, graduate faculty of environment, university of tehran, iran

background: municipal solid waste (msw) is the natural result of human activities. msw generation modeling is of prime im­portance in designing and programming municipal solid waste management system. this study tests the short-term pre­diction of waste generation by artificial neural network (ann) and principal component-regression analysis. methods: two forecasting techniques are presented in...

Journal: :journal of research in medical sciences 0
bahram pishgoo associate professor of cardiology, baqiatallah university of medical sciences, tehran, iran.

background: ischemic heart disease (ihd) is the main cause of morbidity and mortality worldwide, and a considerable part of these patients attend to emergency departments, which increases the burden to these busy departments. the aim of this study was to develop a prediction model enabling prediction of all cause emergency department (ed) visits in patients with documented coronary stenosis in ...

Journal: :gastroenterology and hepatology from bed to bench 0
ahmad reza baghestani department of biostatistics, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran, iran mahmood reza gohari department of biostatistics, iran university of medical sciences, tehran, iran arezoo orooji department of biostatistics, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran, iran mohamad amin pourhoseingholi gastroenterology and liver diseases research center, shahid beheshti university of medical sciences, tehran, iran

background and objectives: survival models are statistical technique to estimate or predict the overall time up to specific events. prediction is important in medical science and the accuracy of prediction is determined by a measurement, generally based on loss functions, called prediction error. the aim of this study is using parametric models to determine the factors influencing predicted sur...

Journal: :محیط شناسی 0
علی اسکندری مربی گروه مهندسی عمران و محیط زیست، دانشکدة فنی، دانشگاه آزاد اسلامی بوشهر روح اله نوری دانشجوی دکترای گروه مهندسی عمران و محیط زیست، دانشکدة فنی، دانشگاه آزاد اسلامی بوشهر حامد معراجی دانشجوی دکترای گروه مهندسی عمران و محیط زیست، دانشکدة فنی، دانشگاه آزاد اسلامی بوشهر امین کیاقادی دانشجوی کارشناسی ارشد مهندسی محیط زیست دانشکدة فنی، دانشگاه آزاد اسلامی بوشهر

recently, hardware sensors are widely used in monitoring and measurement of water quality parameters. constraint of the instrument to measure some water quality parameters such as the 5-day biochemical oxygen demand (bod5), which are time consuming, causes efforts are diverted to the use of software sensors for online prediction of bod5. the main goal of this research is developing an appropria...

Journal: :پژوهش های حسابداری مالی 0
سید عباس هاشمی اصفهان - خ ارتش- سجادیه 5 - کوچه شهید ابرقویی نژاد- کوچه بهار-مجتمع بهار سید محسن حسینی سید محسن حسینی سجاد برعندان

â  using of prediction models is one of the methods of financial performance prediction. financial ratios are employed as predictive variable in prediction models. the main purpose of this study is to compare the incremental information content of accrual and cash ratios for prediction and evaluation of the financial performance of business entities by data mining models. in align with research...

Journal: :journal of optimization in industrial engineering 2016
behnam vahdani seyed meysam mousavi morteza mousakhani hassan hashemi

this paper presents a prediction model based on a new neuro-fuzzy algorithm for estimating time in construction projects. the output of the proposed prediction model, which is employed based on a locally linear neuro-fuzzy (llnf) model, is useful for assessing a project status at different time horizons. being trained by a locally linear model tree (lolimot) learning algorithm, the model is int...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده کشاورزی 1389

چکیده توان بالقوه تجاری سلولازها و کاربردهای گوناگون آن ها در بسیاری از صنایع انگیزه ای قوی برای تحقیق در این زمینه طی چند دهه گذشته بوده است. با توجه به کاربردهای فراوان این آنزیم در صنایع غذایی? در این پژوهش تصمیم به جداسازی ریزسازواره های تولید کننده سلولاز از خاک درختان انار، انگور، خرمالو و گردو حیاط دانشکده کشاورزی تربیت مدرس، گرفته شد. در این بین خاک درخت خرمالو به دلیل دارا بودن تعداد ...

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