نتایج جستجو برای: principal factors analysis

تعداد نتایج: 3693930  

Journal: :International Journal of Advanced Computer Science and Applications 2023

The use of information and communication technologies at higher education institutions is no longer an option, but rather a need. Information Technology support essential factor that entails giving end users assistance with hardware software components. Technical for technology has been recognized as crucial element linked to student happiness because it helps students understand, access, effic...

Journal: :journal of ai and data mining 2013
mohammad ahmadi livani mahdi abadi meysam alikhany meisam yadollahzadeh tabari

detecting anomalies is an important challenge for intrusion detection and fault diagnosis in wireless sensor networks (wsns). to address the problem of outlier detection in wireless sensor networks, in this paper we present a pca-based centralized approach and a dpca-based distributed energy-efficient approach for detecting outliers in sensed data in a wsn. the outliers in sensed data can be ca...

Journal: :journal of agricultural science and technology 0
d. chandrawati csir-national botanical research institute, rana pratap marg, lucknow-226001, india. n. singh csir-national botanical research institute, rana pratap marg, lucknow-226001, india. r. kumar uttar pradesh council of agricultural research (upcar), vibhuti khand, gomatinagar, lucknow-226010, india. s. kumar uttar pradesh council of agricultural research (upcar), vibhuti khand, gomatinagar, lucknow-226010, india. s. a. ranade csir-national botanical research institute, rana pratap marg, lucknow-226001, india. h. kumar yadav csir-national botanical research institute, rana pratap marg, lucknow-226001, india.

linseed is an important oilseed and fibre crop predominantly grown in india. the aim of the present research was to evaluate genetic diversity and patterns of relationships among the 58 genotypes through 10 morphological traits and 12 polymorphic microsatellite (ssr) markers. euclidean analysis of agro-morphological traits grouped the 58 genotypes into four clusters of which cluster i was the l...

2016
Pavitra Paul Hannu Valtonen

BACKGROUND To assess and quantify the magnitude of health inequalities ascribed to socioeconomic strata from 1994 to 2013 in the Russian Federation. METHODS A balanced sample of 1,496 adult individuals extracted from the 1994 wave of the Russian Longitudinal Monitoring Survey (RLMS) is followed for stated self-perceived health status until 2013. The socioeconomic strata (SES) index is constru...

Journal: :Bulletin of the World Health Organization 2008
Ellen Van de Poel Ahmad Reza Hosseinpoor Niko Speybroeck Tom Van Ourti Jeanette Vega

OBJECTIVE The objectives of this study were to report on socioeconomic inequality in childhood malnutrition in the developing world, to provide evidence for an association between socioeconomic inequality and the average level of malnutrition, and to draw attention to different patterns of socioeconomic inequality in malnutrition. METHODS Both stunting and wasting were measured using new WHO ...

Journal: :Revista de saude publica 2007
Adriano Mondini Francisco Chiaravalloti Neto

OBJECTIVE To evaluate the relationship between risk of occurrence of dengue and socioeconomic level. METHODS All confirmed autochthonous cases of dengue between September 1990 and August 2002 were geocoded and grouped according to the urban census tracts of the municipality of São José do Rio Preto, Southeastern Brazil. A socioeconomic factor generated by principal component analysis was used...

Journal: :Revista de saude publica 2012
Maria Rita de Cassia Oliveira Cury Vania Del'Arco Paschoal Susilene Maria Tonelli Nardi Ana Patrícia Chierotti Antonio Luiz Rodrigues Júnior Francisco Chiaravalloti-Neto

OBJECTIVE To identify clusters of the major occurrences of leprosy and their associated socioeconomic and demographic factors. METHODS Cases of leprosy that occurred between 1998 and 2007 in São José do Rio Preto (southeastern Brazil) were geocodified and the incidence rates were calculated by census tract. A socioeconomic classification score was obtained using principal component analysis o...

2017
Ming Guan

OBJECTIVES Since 1978, rural-urban migrants mainly contribute Chinese urbanization. The purpose of this paper is to examine the effects of socioeconomic factors on mental health of them. Their mental health was measured by 12-item general health questionnaire (GHQ-12). METHODS The study sample comprised 5925 migrants obtained from the 2009 rural-to-urban migrants survey (RUMiC). The relations...

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