论文进阶
Visual ambiguity
视觉歧义：在视觉指代型协作任务中，场景中存在多个相似或竞争物体，导致听者难以唯一确定说话者所指对象的情境。
English Definition
"In grounded collaborative tasks, a condition in which the visual context contains multiple similar or competing objects, making it difficult for a listener to uniquely identify the referent of a speaker's description."
用法说明 · 针对中文母语者
在 director-matcher 类任务里常通过加入 distractor / competitor objects 来构造，是对话系统评测中的关键操纵变量。
真实用例 · 2 条
"Such tasks often require users and agents to refer to objects in contexts with multiple similar items (i.e., visual ambiguity) [23]"
论文Pipeline extracted — review needed·概念定义，作为引言中提到的两类情境需求之一
"users benefited significantly from over-informative agents, identifying target objects faster, considering fewer competitors and making less incorrect target selections in situations of visual ambiguity and visual asymmetry"
论文Pipeline extracted — review needed·结果部分，视觉歧义作为交互显著性的边界条件
由 pipeline 自动采集，待人工 review