关于非理想化模型的实验研究:一个系统的文献综述
Orpha de Lenne1, Laura Vandenbosch2, Tim Smits3
1School for Mass Communication Research (SMCR), Faculty of Social Sciences, KU Leuven, Parkstraat 45, 3000 Leuven, Belgium; Research Foundation Flanders (FWO-Vlaanderen), Egmontstraat 5, 1000 Brussels, Belgium.
Body image
|October 23, 2023
概括
在广告中,非理想化的模特往往会对人体形象和广告成功产生积极或中性影响. 然而,不一致的结果凸显了对这些模型更清晰的定义和测量的需要.
科学领域:
- 心理学 心理学 心理学
- 媒体研究 媒体研究
- 营销 营销 营销 营销 营销 营销
背景情况:
- 对非理想化模型的现有研究提出了相互矛盾的证据,关于它们对身体形象和广告有效性的影响.
- 一个全面的理解需要检查概念化,伴随的信息,以及影响这些效应的个体差异.
研究的目的:
- 系统地审查关于非理想化模型对身体形象,幸福感和广告结果的影响的经验研究结果.
- 通过分析非理想化的机构,相关的消息和参与者主持人的操作化来对这些发现进行上下文化.
主要方法:
- 在三个主要数据库 (ProQuest心理学,通信和大众媒体完整,科学网络) 进行系统的文献审查.
- 包括86项独特的研究,研究对男性和女性的影响.
- 研究方法,模型概念化和上下文因素的综合.
主要成果:
- 大多数研究报告了非理想化的模型对身体形象,幸福感和广告结果的积极或无效影响.
- 一个子集的研究表明负面结果,表明影响的变化.
- 不一致性与不同的标签和模糊的非理想化模型的操作化有关.
结论:
- 非理想化的模型通常显示有益或中立的效果,但结果并不总是积极的.
- "非理想化"的各种定义和测量阻碍了一致的解释.
- 未来的研究应该优先考虑对非理想化模型的明确,标准化的定义和测量工具.
相关概念视频
Mechanistic Models: Compartment Models in Individual and Population Analysis
45
Mechanistic models are utilized in individual analysis using single-source data, but imperfections arise due to data collection errors, preventing perfect prediction of observed data. The mathematical equation involves known values (Xi), observed concentrations (Ci), measurement errors (εi), model parameters (ϕj), and the related function (ƒi) for i number of values. Different least-squares metrics quantify differences between predicted and observed values. The ordinary least...
45
Typical Model Studies
365
Fluid mechanics model studies often utilize scaled-down systems to predict fluid behavior in full-scale environments, such as river flows, dam spillways, and structures interacting with open surfaces. Maintaining Froude number similarity in river models is crucial, as it replicates surface flow features like wave patterns and velocities.
365
Model Approaches for Pharmacokinetic Data: Physiological Models
52
Physiological models in pharmacokinetics are instrumental in understanding the distribution and elimination of drugs within the body. These models describe the drug concentration within target organs, influenced by factors such as drug uptake, tissue volume, and blood flow. Drug uptake is governed by the partition coefficient, which signifies the drug concentration ratio in tissue to that in the blood. The blood flow rate to a specific tissue is expressed as Qt, and the rate of change in tissue...
52
Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving
57
Mechanistic models play a crucial role in algorithms for numerical problem-solving, particularly in nonlinear mixed effects modeling (NMEM). These models aim to minimize specific objective functions by evaluating various parameter estimates, leading to the development of systematic algorithms. In some cases, linearization techniques approximate the model using linear equations.
In individual population analyses, different algorithms are employed, such as Cauchy's method, which uses a...
In individual population analyses, different algorithms are employed, such as Cauchy's method, which uses a...
57
Experimental Designs
11.5K
An experimental design is a systematic process that allows researchers to evaluate the relationship between dependent and independent variables. There are three widely used types of experimental design - pre-experimental design, true experimental design, and quasi-experimental design. In pre-experimental design, the researcher compares the data before and after some interventions or treatments. The true-experimental design has more than one purposefully created group, a commonly measured...
11.5K
Mechanistic Models: Overview of Compartment Models
90
Mechanistic models, a category encompassing both physiological and compartmental modeling, differ from empirical models' approaches to incorporating known factors about the systems being modeled. Empirical models describe data with minimal assumptions, while mechanistic models aim to provide a robust description of available data by specifying assumptions and integrating known factors about the system. Compartmental analysis is a key example of a mechanistic model in pharmacokinetics and...
90


