一个简单的机制,用于集体决策,在没有奖励信息的情况下
Daniele Carlesso1, Justin M McNab1, Christopher J Lustri2,3
1School of Natural Sciences, Macquarie University, Sydney, NSW 2109, Australia.
概括
当面对不确定的结果时,编织限制了他们在建造桥梁方面的投资. 个体根据距离地面的距离来调整花费的时间,在集体行动中表现出适应性决策.
科学领域:
- 动物行为 动物行为
- 集体情报是一种集体情报.
- 在不确定性下做决定
背景情况:
- 动物往往会做出时间敏感的决定,后果是未知的.
- 由于局部信息和分布式交互,集团决策是复杂的.
- 在不确定的情况下,个人可以限制投资以减轻风险.
研究的目的:
- 研究动物群如何在不确定性下调节任务投资.
- 了解编织集体行动背后的机制.
- 在分散的系统中建模集团决策.
主要方法:
- 编织 (Oecophylla smaragdina) 行为的实验分析.
- 集合链形成的理论建模.集体链形成的理论建模.
- 对弥合垂直差距的投资进行观察.
主要成果:
- 编织在超过90毫米的间隙上限制了他们对链条形成的投资.
- 个别的根据距离地面的距离来调整他们的时间承诺.
- 基于距离的模型解释了观察到的投资权衡,而不需要复杂的认知.
结论:
- 分散的群体可以在不确定的环境中做出适应性决策.
- 个体风险评估,受诸如身高等因素的影响,塑造集体行为.
- 这项研究提供了关于参与集体行动的近距离机制的见解.
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