This book describes multivariate analyses for several indices commonly used in meta-analysis, outlines how to do power analysis for meta-analysis, and examines issues around research quality and research design and their roles in synthesisPigott, Terri D....
Meta-analysis is a method of data analysis applied to summarizing research findings, both quantitative and qualitative summaries of individual studies. Rooted in the fundamental values of the scientific enterprise of replicability, causal and correlational analysis, it is useful for answering three general...
Objective: We review the state of the art in meta-analysis and data pooling following the evolution of the statistical models employed. Methods: Starting from a classic definition of meta-analysis of published data, a set of apparent antinomies which characterized the development of the meta-analyt...
对于传播学研究的主题,方法,理论的使用,数据的采集方法等趋势的综合分析(meta-analysis),在传播学的期刊中占据着稳定的地位(Rasha&Weaver,2003)~①.Trumbo(2004)~②对90年代8种大众传播期刊~③所采用的方法的分析表明,定量方法与定性方法的使用比例约为60:... 李贞芳,韦路 - "中国传播学论坛——和谐社会, 公民...
元策略(Meta-Strategies) - 问题 & 解决:愚者想策略,智者考虑如何批量生产策略(The money is not in making a car, it is in making a car factory.) 过拟合(Overfitting) - 问题:由于许多回测和选择偏差,大多数金融发现都是错的。 - 解决:批评和自我批评( 哪里错了吧?结果这么好是不是过拟合了? ) ...
We discuss how meta-analysis, a method for synthesizing research findings, can meaningfully impact personnel selection practices. Specifically, we review important changes in professional and legal practices from the past 30 years resulting from meta-analytic findings. The implications of using meta-analy...
if 'side' in events_:out.loc[out['ret']<=0,'bin']=0 # meta-labeling return out 3.7 HOW TO USE META-LABELING 二分类问题需要对I类误差和二类误差做一个取舍,概括地说,就是二分类越高的真阳率就会导致越多的假阳率。可以使用ROC曲线来衡量真阳率的代价。
Silencing of transforming growth factor-beta1 in situ by RNA interference for breast cancer: implications for proliferation and migration in vitro and meta... Purpose: Overexpression of transforming growth factor (TGF)-β has been implicated in promoting immune suppression, tumor angiogenesis, tumor ce...
An elegant systematic review and meta-analysis of randomized, controlled trials showed that probiotics containing Lactobacillus spp are effective in blood pressure regulation if used in sufficient amount for at least 8 weeks [38]. Short-chain fatty acids (SCFAs) resulting from microbiota metabolism ...
This paper is a meta-analysis of recent domestic and foreign research on freezing-thawing effects on concrete durability. The main theories on the mechanis... WJ Yan,FJ Niu,XJ Zhang,... - 《寒旱区科学(英文版)》 被引量: 0发表: 2014年 Recent advances in research on water-freezing and ...