نتایج جستجو برای: association analysis

تعداد نتایج: 3201630  

2013
John P. A. Ioannidis Christine Q. Chang Tram Kim Lam Sheri D. Schully Muin J. Khoury

Meta-analyses are increasingly popular. It is unknown whether this popularity is driven by specific countries and specific meta-analyses types. PubMed was used to identify meta-analyses since 1995 (last update 9/1/2012) and catalogue their types and country of origin. We focused more on meta-analyses from China (the current top producer of meta-analyses) versus the USA (top producer until recen...

2016
Sangdeok Lee Sangwon Han Changtaek Hyun

Construction defects are major components that result in negative impacts on project performance including schedule delays and cost overruns. Since construction defects generally occur when a few associated causes combine, a thorough understanding of defect causality is required in order to more systematically prevent construction defects. To address this issue, this paper uses association rule...

Journal: :Bioinformatics 2007
Shaun Purcell Mark J. Daly Pak Chung Sham

UNLABELLED We describe a software tool to perform haplotype-based association analysis, for quantitative and qualitative traits, in population and family samples, using single nucleotide polymorphism or multiallelic marker data. A range of tests is offered: omnibus and haplotype-specific tests; prospective and retrospective likelihoods; covariates and moderators; sliding window analyses; permut...

2004
J. M. RANDAL

Giyen a set of individuals (be they people, paddocks, or pumpkins) each possessing a number of attributes, one can arbitrarily classify them into a number of related but distinct non-overlapping groups. However, there are two major difficullies: effecting the classification and justifying it before one's colleagues. In ecological circles one has no trouble in finding sets of more than a thousan...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده علوم سیاسی 1390

اندیشمندان و صاحب نظران علوم اجتماعی بر این باورند که مرحله تازه ای در تاریخ جوامع بشری اغاز شده است. ویژگیهای این جامعه نو را می توان پدیده هایی از جمله اقتصاد اطلاعاتی جهانی ، هندسه متغیر شبکه ای، فرهنگ مجاز واقعی ، توسعه حیرت انگیز فناوری های دیجیتال، خدمات پیوسته و نیز فشردگی زمان و مکان برشمرد. از سوی دیگر قدرت به عنوان موضوع اصلی علم سیاست جایگاه مهمی در روابط انسانی دارد، قدرت و بازتولید...

Journal: :CoRR 2010
Dhouha Grissa Sylvie Guillaume Engelbert Mephu Nguifo

Formal Concept Analysis "FCA" is a data analysis method which enables to discover hidden knowledge existing in data. A kind of hidden knowledge extracted from data is association rules. Different quality measures were reported in the literature to extract only relevant association rules. Given a dataset, the choice of a good quality measure remains a challenging task for a user. Given a quality...

2013
Ricardo Dias Abílio Oliveira

Considering teaching and education, the challenges we face daily are increasingly relevant, for all agents involved. Given the time that children spend in school, a good pedagogical relationship, between teachers and students, is very important in the development of children. So, teachers seek for strategies to make the process of teaching and learning more engaging for students, and more rewar...

2005
George Pallis Lefteris Angelis Athena Vakali

One of the main issues in Web usage mining is the discovery of patterns in the navigational behavior of Web users. Standard approaches, such as clustering of users’ sessions and discovering association rules or frequent navigational paths, do not generally allow to characterize or quantify the unobservable factors that lead to common navigational patterns. Therefore, it is necessary to develop ...

2013
Swee Chuan Tan Jess Pei San Lau

Market Basket Analysis often involves applying the de facto association rule mining method on massive sales transaction data. In this paper, we argue that association rule mining is not always the most suitable method for analysing big market-basket data. This is because the data matrix to be used for association rule mining is usually large and sparse, resulting in sluggish generation of many ...

2015
Arnold B. Bakker Ana I. Sanz-Vergel Alfredo Rodríguez-Muñoz Wido G. M. Oerlemans

The state version of the recovery experience questionnaire: A multilevel confirmatory factor analysis Arnold B. Bakker, Ana I. Sanz-Vergel, Alfredo Rodríguez-Muñoz & Wido G. M. Oerlemans a Department of Work and Organizational Psychology, Erasmus University Rotterdam, Rotterdam, The Netherlands b Department of Applied Psychology, Lingnan University, Hong Kong, China c Norwich Business School, U...

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