نتایج جستجو برای: collection was quantitative
تعداد نتایج: 4166005 فیلتر نتایج به سال:
Objective: The discovery of telomere length (TL) as a biomarker of cellular aging and correlate of age-related disease has generated a new field of research in the biology of healthy aging. Although the most common method of sample collection for TL is venous blood draw, less-invasive DNA collection methods are becoming more widely used. However, how TL relates across tissues derived from these...
abstract sensitive and precise voltammetric methods for the determination of trace amounts of furaldehydes, mainly as furfural (f) and 5-hydroxymethyl-2-furaldehyde (hmf), in waste waters and other matrices is described. determination of total furaldehyde at < ?g g-1 levels in alkaline buffered aqueous media was individually investigated. by the use of ordinary swv and adsorptive square wave ...
the present study was conducted to investigate the role of summary in teaching grammar process on pre-university students. to this end, 48 male pre-university students in semnan were participants. they were math class that we called experimental group and science class as control group. in order to make sure there was no significant difference in proficiency level of two groups. a pre-test wa...
The present study is dealing with presenting a model for evaluating the effectiveness of short and medium-term training courses at Mazandaran University of Medical Sciences. a combined research method (quantitative, qualitative) was conducted. The statistical population consists of specialists and university administrators and staff of the Medical Sciences Organization in Mazandaran Province. ...
Introduction: Due to the job sensitivity of medical sciences and its direct relationship with public health, the consequences of increasing the length of study of students will affect the society and the health system. Considering the importance of the length of study of PhD students and the lack of information about the reasons for its increase, this study was performed to identify the related...
Intorduction: It is necessary to notice the subjective well-being and satisfaction of human resources in organizations and lack of attention to them has deleterious effects on individual and organizational performance. Method: The present study is a mixed (qualitative and quantitative) research which used the Q approach to examine and explain managers’ mental patterns regarding Subjective We...
Intorduction: It is necessary to notice the subjective well-being and satisfaction of human resources in organizations and lack of attention to them has deleterious effects on individual and organizational performance. Method: The present study is a mixed (qualitative and quantitative) research which used the Q approach to examine and explain managers’ mental patterns regarding Subjective We...
Context-aware services platforms aim at supporting the handling of contextual information in order to provide better user-tailored services. This paper proposes a novel services platform architecture to support mobile context-aware applications, giving emphasis to the configurability of the platform’s generic functionality. The paper introduces concepts and a language to cope with configurabili...
STATEMENT OF FINDINGS: We developed a real-time detection (RTD) polymerase chain reaction (PCR) with rapid thermal cycling to detect and quantify Pseudomonas aeruginosa in wound biopsy samples. This method produced a linear quantitative detection range of 7 logs, with a lower detection limit of 103 colony-forming units (CFU)/g tissue or a few copies per reaction. The time from sample collection...
This paper proposes a method to extract sentiment topics from a text collection. The method utilizes sentiment clues and a relaxed labeling schema to extract sentiment topics. Experiments with a quantitative and a qualitative evaluations was done to confirm the performance of the method. The quantitative evaluation with a polarity classification marked the accuracy of 0.701 in tweets and 0.691 ...
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