用积极强化训练奶牛母牛:对预测行为的影响
J L Heinsius1, J Lomb1, J H W Lee1
1Faculty of Land and Food Systems, Animal Welfare Program, The University of British Columbia, Vancouver, BC, Canada V6T 1Z4.
Journal of dairy science
|September 14, 2023
概括
乳牛的正增强训练 (PRT) 减少了在处理过程中对恐惧的反应. 训练好的小牛表现出更具预期性和游戏性行为,表明更积极的情绪状态和更好的福利.
科学领域:
- 动物行为 动物行为
- 兽医科学 兽医科学 兽医科学
- 动物福利 动物福利
背景情况:
- 对于兽医手术而言,奶牛的克制可以引起恐惧,使处理复杂化.
- 积极强化训练 (PRT) 是一种有前途的方法,可以减轻恐惧并改善包括牛在内的各种物种的处理.
研究的目的:
- 调查PRT对乳牛牛在进入道之前的预测和游戏行为的影响.
- 为了确定PRT是否增强了预期处理的母牛的积极情绪状态.
主要方法:
- 20只公牛 (5±0.6个月大) 被随机分配到对照组 (标准处理) 或PRT组 (标准处理加上食强化目标训练).
- 行为观察侧重于预测和游戏行为,包括行为过渡,跳跃和跑步,在道入口之前的时期.
主要成果:
- 与对照雌牛相比,PRT雌牛表现出明显更多的行为转变 (7.6与4.4).
- PRT公牛在运动运动运动中显著增加,特别是跳跃 (2.1 vs. 0.4) 和跑步 (2.0s vs. 0.5s).
结论:
- 在预期处理时,PRT有效地促进乳牛的积极情绪状态.
- 使用PRT培训奶牛是一种可行的策略,可以提高动物福利并促进兽医程序.
相关概念视频
Reinforcement
273
Positive and negative reinforcement are key concepts in operant conditioning, a learning process where the consequences of a behavior affect the likelihood of that behavior being repeated.
Positive reinforcement occurs when a behavior is followed by the presentation of a rewarding stimulus, increasing the frequency of that behavior. For example:
Positive reinforcement occurs when a behavior is followed by the presentation of a rewarding stimulus, increasing the frequency of that behavior. For example:
273
Timing and Consequences on Behavior
117
In operant conditioning, the timing of reinforcement is crucial. For animals like rats and cats, immediate reinforcement (within a few seconds) is much more effective than delayed reinforcement. For example, a food reward for a rat needs to follow within 30 seconds of pressing a bar to be effective.
Humans, however, can respond to delayed reinforcers. We often make decisions between immediate small rewards and delayed larger rewards. This ability to delay gratification is a significant...
Humans, however, can respond to delayed reinforcers. We often make decisions between immediate small rewards and delayed larger rewards. This ability to delay gratification is a significant...
117
Reinforcement Schedules
202
Positive reinforcement is a powerful method for teaching new behaviors to both animals and humans. B.F. Skinner demonstrated this with his experiments using rats in a Skinner box. When a rat pressed a lever, it received a food pellet. This immediate reward encouraged the rat to repeat the behavior. This method, where a reward follows every instance of the behavior, is known as continuous reinforcement. It is highly effective for establishing new behaviors quickly.
Once a behavior is learned,...
Once a behavior is learned,...
202
Operant Conditioning
1.7K
Operant conditioning, a key concept in behavioral psychology, involves using reinforcement and punishment to alter the likelihood of a behavior being repeated. B.F. introduced this type of conditioning. Skinner focused on voluntary behaviors and the consequences that follow them, influencing whether these behaviors will be strengthened or diminished.
Reinforcement in operant conditioning can be positive or negative, both of which serve to increase the likelihood of a behavior. Positive...
Reinforcement in operant conditioning can be positive or negative, both of which serve to increase the likelihood of a behavior. Positive...
1.7K
Operant Conditioning Intervention
80
Operant conditioning serves as a foundational principle in therapeutic interventions aimed at modifying maladaptive behaviors. Central to this approach is the notion that behaviors, both adaptive and maladaptive, are learned through reinforcement. By analyzing the environmental factors that reinforce problematic behaviors, clinicians can design interventions to weaken these reinforcements and replace maladaptive behaviors with healthier alternatives.
In operant conditioning, behaviors that are...
In operant conditioning, behaviors that are...
80
Behaviorism
2.3K
The field of behaviorism was pioneered by figures such as Ivan Pavlov, John B. Watson, and B.F. Skinner fundamentally shifted the focus of psychology to the observable and controllable aspects of human and animal behavior. This shift marked a critical evolution in the discipline, emphasizing scientific rigor and experimental methodology.
The core premise of behaviorism is its focus on observable behavior rather than internal thoughts or feelings. This approach argues that true scientific...
The core premise of behaviorism is its focus on observable behavior rather than internal thoughts or feelings. This approach argues that true scientific...
2.3K


