نتایج جستجو برای: feature selection

تعداد نتایج: 525576  

Journal: :international journal of smart electrical engineering 2012
farnaz rouhbakhsh fardad farokhi kaveh kangarloo

since most common form of cervical cancer starts with pre-cancerous changes, a flawless detection of these changes becomes an important issue to prevent and treat the cervix cancer. there are 2 ways to stop this disease from developing. one way is to find and treat pre-cancers before they become true cancers, and the other is to prevent the pre-cancers in the first place. the presented approach...

Journal: :journal of computer and robotics 0
mojgan elikaei ahari faculty of computer and information technology engineering, qazvin branch, islamic azad university, qazvin, iran babak nasersharif electrical and computer engineering department, k.n. toosi university of technology, iran

different approaches have been proposed for feature selection to obtain suitable features subset among all features. these methods search feature space for feature subsets which satisfies some criteria or optimizes several objective functions. the objective functions are divided into two main groups: filter and wrapper methods.  in filter methods, features subsets are selected due to some measu...

Journal: :iranian rehabilitation journal 0
najimeh tarkesh esfahani university of social welfare and rehabilitation sciences, tehran, iran. mehdi rahgozar university of social welfare and rehabilitation sciences, tehran, iran. akbar biglarian university of social welfare and rehabilitation sciences, tehran, iran. hamid reza khorram khorshid genetic research center, university of social welfare and rehabilitation, tehran, iran.

objectives: genetic polymorphism interactions are among the important factors in affliction with complex diseases like alzheimer’s disease. the important goal of genetic association studies is to identify a combination of polymorphisms and measure their importance in increasing the risk of occurrence of such diseases. in this study, feature selection approach of logic regression was used to ide...

Journal: :basic and clinical neuroscience 0
hamid karimi rouzbahani mohammad reza daliri

a full investigation into the features extracted from voice signals of people with and without parkinson’s disease was performed. a total of 31 people with and without the disease participated in the data collection phase. their voice signals were recorded and processed. the relevant features were then extracted. a variety of feature selection methods have been utilized resulting in a good perf...

پایان نامه :0 1392

it is definitely necessary to understand the concept and behavior of causation of life insurance policies and its determinants for insurance managers, regulators, and customers. for insurance managers, the profitability and liquidity of insurers can be increasingly influenced by the number of causation through costs, adverse selection, and cash surrender values. therefore, causation is a materi...

Journal: :IEEE Transactions on Pattern Analysis and Machine Intelligence 2002

Journal: :FinTech 2022

Feature selection is a popular topic. The main approaches to deal with it fall into the three categories of filters, wrappers and embedded methods. Advancement in algorithms, though proving fruitful, may be not enough. We propose integrate an explainable AI approach, based on Shapley values, provide more accurate information for feature selection. test our proposal real setting, which concerns ...

Feature selection is considered as an important issue in classification domain. Selecting a good feature through maximum relevance criterion to class label and minimum redundancy among features affect improving the classification accuracy. However, most current feature selection algorithms just work with the centralized methods. In this paper, we suggest a distributed version of the mRMR featu...

Journal: :journal of artificial intelligence in electrical engineering 0
peyman jabraelzade rahim parikhani

this paper demonstrates design and fabrication o f a mechatronic system for human drowsiness detection. this system can be used in multiple places. for example, in factories, it is used on some dangerous machinery and in cars in order t o prevent the operator o r driver from falling asleep. this system is composed of three parts: (1) mechanical, (2) electrical and (3) image processing system. a...

Journal: :journal of advances in computer engineering and technology 2015
mozhgan rahimirad mohammad mosleh amir masoud rahmani

with the explosive growth in amount of information, it is highly required to utilize tools and methods in order to search, filter and manage resources. one of the major problems in text classification relates to the high dimensional feature spaces. therefore, the main goal of text classification is to reduce the dimensionality of features space. there are many feature selection methods. however...

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