نتایج جستجو برای: demeny patterns
تعداد نتایج: 410801 فیلتر نتایج به سال:
OBJECTIVE The present study was done to confirm the relationship between changes in food patterns and nutrition transition in three South-East Asian countries, namely the Philippines, Malaysia and Indonesia. DESIGN This was a cross-sectional study conducted between August 2008 and August 2009 using three methods: interviews, focus group discussions and analyses of government reports. SETTIN...
BACKGROUND The Household Dietary Diversity Score (HDDS) was developed to measure household food access, one of the levels of food security. Previous research has shown dietary diversity is related to food security. However, the validity of the HDDS in the form developed by the Food and Nutrition Technical Assistance (FANTA) project-12 food groups, 24-hour recall-and most frequently used by deve...
Based on the notion of ‘design by contract’, components interaction patterns and process patterns of component composition, formal semantics of components are proposed. With this basis and inspired by typing system and process construction methods in π -calculus, in this paper, a formal typing framework for the composition and replacement of components are proposed. Additionally, rules about co...
This paper presents a new method to combine local and global features for near-duplicate images detection. It mainly consists of three steps. Firstly, the keypoints of images are extracted and preliminarily matched. Secondly, the matched keypoints are voted for estimation of affine transform to reduce false matching keypoints. Finally, to further confirm the matching, the Local Binary Pattern (...
Osteoarthritis (OA) causes progressive degeneration of articular cartilage and pathological changes in subchondral bone. These changes can be assessed volumetrically using micro-computed tomography (μCT) imaging. The local descriptor, i.e. local binary pattern (LBP), is a new alternative solution to perform analysis of local bone structures from μCT scans. In this study, different trabecular bo...
Object tracking in real time videos is a critical task .So far many algorithms have been proposed to overcome the difficulties which arises from noise, occlusions and changes in the foreground object. But still there is a need for an efficient algorithm that can effectively track the object due to its varying position under various ambient conditions. Among various tracking methods, the mean sh...
Diets eliminating animal products have rarely been associated with hypothyroidism but may protect against autoimmune disease. Thus, we investigated whether risk of hypothyroidism was associated with vegetarian compared to omnivorous dietary patterns. The Adventist Health Study-2 was conducted among church members in North America who provided data in a self-administered questionnaire. Hypothyro...
A great deal of information is available about social, economic and political factors that can affect people’s food choice but little research has been done on the effects of new cultural environments on migrants’ food habits. Those studies which have been conducted on immigrants in Britain have concentrated mainly on people under stress or with serious health problems, whereas little is known ...
In describing the two dietary patterns identified in this manuscript, the authors reported that the variation in food intake explained by these dietary patterns amounted to 84 % (paragraph 2 of Results, p4). This was the common variance shared by all foods entered into the dietary pattern analysis; whereas the total variance in food intakes explained by the patterns was 13 % (Western dietary pa...
Despite the increasing use of dietary patterns (DP) to study diet and health outcomes, relatively few studies have examined the reliability of DP using different dietary assessment methods. Reduced-rank regression (RRR) is an emerging statistical method that incorporates a priori information to characterise DP related to specific outcomes of interest. The aim of the present study was to compare...
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