progressive ratio

简明释义

速比

英英释义

例句

1.The experiment utilized a progressive ratio (逐步比率) to determine the breaking point of the subjects' motivation.

实验使用了一个progressive ratio（逐步比率）来确定受试者动机的临界点。

2.In behavioral psychology, a progressive ratio (逐步比率) schedule is often used to measure how much effort an individual will exert for a reward.

在行为心理学中，progressive ratio（逐步比率）计划常用于衡量个体为获得奖励所付出的努力程度。

3.During the training session, trainers implemented a progressive ratio (逐步比率) to gradually increase the difficulty of tasks.

在培训课程中，培训师实施了一个progressive ratio（逐步比率），逐步增加任务的难度。

4.The progressive ratio (逐步比率) method was effective in increasing the students' engagement during the project.

这个progressive ratio（逐步比率）方法在提高学生在项目中的参与度方面非常有效。

5.To enhance learning outcomes, educators can apply a progressive ratio (逐步比率) approach in their lesson plans.

为了提高学习效果，教育工作者可以在他们的课程计划中应用progressive ratio（逐步比率）方法。

作文

In the realm of behavioral psychology, the term progressive ratio refers to a specific schedule of reinforcement that is often used in experimental settings to study motivation and effort. The concept is based on the idea that as an individual engages in a behavior, the requirements for receiving a reward gradually increase. This method allows researchers to assess how much effort an organism is willing to exert in order to obtain a desired outcome. Understanding the progressive ratio can provide valuable insights into various aspects of behavior, including addiction, learning, and decision-making processes.The progressive ratio schedule typically starts with a low requirement for reinforcement. For instance, an animal may initially receive a reward after pressing a lever once. However, as the experiment progresses, the number of lever presses required for the same reward increases incrementally. This gradual escalation continues until the subject reaches a point where the effort required becomes too great, leading to a significant decrease in their willingness to perform the behavior.One of the key elements of the progressive ratio is the determination of the breakpoint, which is the last ratio completed before the subject decides to stop responding. The breakpoint serves as a measure of motivation; a higher breakpoint indicates greater motivation to obtain the reward, while a lower breakpoint may suggest a lack of interest or increased difficulty in obtaining the reward. Researchers often use this information to understand how different variables, such as drug administration or environmental changes, can influence motivation.Moreover, the progressive ratio model has been instrumental in studying addiction. For example, when examining the effects of drugs on behavior, scientists can observe how the introduction of a substance alters the breakpoint in a progressive ratio schedule. Addictive substances may lead to a higher breakpoint, indicating that individuals are willing to exert more effort to obtain the drug, reflecting the powerful grip of addiction. Conversely, treatments aimed at reducing addiction can be assessed by observing a decrease in breakpoint levels.The implications of the progressive ratio extend beyond the laboratory setting. In practical applications, understanding how reinforcement schedules affect behavior can inform strategies in education, therapy, and behavioral interventions. For instance, educators might employ a progressive ratio approach to motivate students, gradually increasing the challenges they face as they master new skills. Similarly, therapists might use this principle to help clients build resilience and motivation in overcoming personal challenges.In conclusion, the concept of progressive ratio provides a framework for understanding the relationship between effort and reward in behavioral psychology. By analyzing how individuals respond to increasing demands for reinforcement, researchers can gain insights into motivation, addiction, and the mechanisms of learning. As we continue to explore the intricacies of human and animal behavior, the progressive ratio remains a vital tool for uncovering the underlying principles that drive our actions and decisions.

在行为心理学领域，术语progressive ratio指的是一种特定的强化时间表，通常用于实验环境中研究动机和努力。这个概念基于一个想法，即随着个体参与某种行为，获得奖励的要求逐渐增加。这种方法使研究人员能够评估有机体愿意付出多少努力以获得期望的结果。理解progressive ratio可以提供有关行为各个方面的宝贵见解，包括成瘾、学习和决策过程。progressive ratio时间表通常从对强化的低要求开始。例如，动物可能最初在按下杠杆一次后就会获得奖励。然而，随着实验的进行，获得相同奖励所需的杠杆按压次数逐渐增加。这种逐步升级持续进行，直到受试者达到一个要求过大的点，从而导致他们愿意执行该行为的显著减少。progressive ratio的一个关键元素是确定断点，即在受试者决定停止反应之前完成的最后一个比率。断点作为动机的衡量标准；较高的断点表示更强的获得奖励的动机，而较低的断点可能表明缺乏兴趣或获得奖励的难度增加。研究人员通常利用这些信息来理解不同变量（如药物施用或环境变化）如何影响动机。此外，progressive ratio模型在研究成瘾方面也起到了重要作用。例如，在检查药物对行为的影响时，科学家可以观察到物质引入如何改变progressive ratio时间表中的断点。成瘾物质可能导致更高的断点，表明个体愿意付出更多努力以获得药物，反映出成瘾的强大影响力。相反，旨在减少成瘾的治疗可以通过观察断点水平的降低来评估。progressive ratio的影响超越了实验室环境。在实际应用中，理解强化时间表如何影响行为可以为教育、治疗和行为干预策略提供信息。例如，教育工作者可以采用progressive ratio方法来激励学生，随着他们掌握新技能，逐渐增加他们面临的挑战。同样，治疗师可能利用这一原则帮助客户在克服个人挑战时建立韧性和动机。总之，progressive ratio的概念提供了一个框架，用于理解行为心理学中努力与奖励之间的关系。通过分析个体如何响应不断增加的强化要求，研究人员可以深入了解动机、成瘾和学习机制。随着我们继续探索人类和动物行为的复杂性，progressive ratio仍然是揭示驱动我们行动和决策的基本原则的重要工具。