نتایج جستجو برای: negative and positive association

تعداد نتایج: 16949211  

Journal: :Fuzzy Sets and Systems 2005
Martine De Cock Chris Cornelis Etienne E. Kerre

The aim of this paper is to provide a crystal clear insight into the true semantics of the measures of support and confidence that are used to assess rule quality in fuzzy association rule mining. To achieve this, we rely on two important pillars: the identification of transactions in a database as positive or negative examples of a given association between attributes, and the correspondence b...

Journal: :international journal of pediatrics 0
sartaj bhat senior residents, department of pediatrics, government medical college, srinagar kashmir, india suhail naik senior residents, department of pediatrics, government medical college, srinagar kashmir, india wasim rafiq senior residents, department of pediatrics, government medical college, srinagar kashmir, india syed tariq a assistant professor, department of pediatrics, government medical college, srinagar kashmir, india

abstract objective: to assess the incidence of thrombocytopenia and changes in various platelet parameters, in culture positive neonatal sepsis. methods: this was prospective study conducted over a period of one year from december 2009 to november 2010 in neonatal intensive care unit of dduh hospital, a tertiary care hospital in delhi, north india. all babies who were admitted during this perio...

حجتی, سیده امینه, پازوکی, مرضیه, پاک‌نژاد, ام‌البنین,

Background: Asthma is a life-threatening disease that can cause death due to bronchospasm. In addition to clinical symptoms such as wheezing, acute paroxysmal dyspnea, chronic cough after exposure to cold air or cough after exercise, spirometry is also necessary for the diagnosis of asthma. The association between respiratory symptoms and a positive methacholine challenge test (MCT) is still co...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1389

the current study examined iranian undergraduate efl students’ willingness to communicate with regard to their vocabulary knowledge. in general, participants were somewhat willing to communicate in english. the total mean score of 730 university students’ perception of willing to communicate was 83.53 out of 135. results, regarding four parts of willingness to communicate, revealed that part...

ژورنال: دانشور پزشکی 2013
طباطبایی‌‌پناه, اکرم سادات, اکبرزاده نجار, رضا , خدایی, زهره , قادریان, سید محمدحسین ,

 Background and Objective: Helicobacter pylori (H. pylori) infection is one of the most common gastrointestinal infections worldwide. Infection with H. pylori strains may results in different pathological manifestation and increased oxidative stress lead to a strong inflammatory response in gastric mucosa. There is continuing interest in identifying H. pylori virulence factors that might p...

Journal: :International Journal of Engineering and Technology 2017

Journal: :iranian journal of immunology 0
mahendra narain mishra dr lal path labs, national reference laboratory, rohini, new delhi puja dudeja department of preventive and social medicine, pgimer, chandigarh rakesh kumar gupta department of pediatrics, armed forces medical college, pune, maharashtra, india

background: pediatric bronchial asthma is associated with considerable morbidity. the study was carried out to examine the association of human leukocyte antigen (hla)- class ii with the disease as we found no similar study on asian indian population. objective: to define the hla-class ii antigens in asian indian pediatric patients with asthma. methods: a total of 103 children with asthma and 1...

Journal: :iranian journal of medical sciences 0
s. toobaee h. hagh-shenas a. makaremi

background: schizophrenia is a psychiatric disorder that impairs several intellectual functions, including attention processes.   objectives: to investigate attention deficit in a group of patients with schizophrenia.   method: thirty patients with schizophrenia hospitalized in three psychiatric wards in shiraz and isfahan and 30 normal healthy subjects matched for age, gender and years of educ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده کامپیوتر و فناوری اطلاعات 1390

حملات ddos یکی از مهم ترین تهدیدات برای در دسترس بودن سرویس های اینترنت برای کاربران می باشد. در این نوع از حملات، مهاجم با استفاده از میلیون ها عامل تعداد بسیار زیادی بسته ایجاد کرده و به سیستم قربانی ارسال می کندو به این ترتیب تمام منابع محاسباتی و ارتباطی سیستم قربانی را در مدت زمان بسیار کوتاهی مصرف می کند. با این کار سیستم قربانی قادر به پاسخگویی به کاربران قانونی خود نخواهد بود. روش هایی ...

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