消费者可以根据视觉线索判断鱼的新鲜度吗? 一个关于日本消费者的案例研究
相关实验视频
Updated: Jul 7, 2026
07:57
Necropsy-based Wild Fish Health Assessment
Published on: September 11, 2018
17.1K
Penglong Li1, Yutaro Sakai1, Hisashi Kurokura1
1Graduate School of Agricultural and Life Science, The University of Tokyo, Bunkyo, Tokyo 113-8657, Japan.
Foods (Basel, Switzerland)
|October 16, 2024
概括
日本消费者可以通过视觉评估鱼的新鲜度,主要是使用眼睛的亮度和身体颜色. 然而,对视觉线索的误解,而不仅仅是灵敏度,会影响准确的新鲜感检测.
科学领域:
- 食品科学 食品科学 食品科学
- 消费者行为 消费者行为
- 感官分析 感官分析
背景情况:
- 现代市场经常使用粘膜,使视觉评估对鱼的新鲜度至关重要.
- 由于包装方法,消费者依靠视觉线索来确定鱼的质量.
研究的目的:
- 调查日本消费者在视觉上辨别鱼的新鲜度的能力.
- 确定消费者用于新鲜度评估的特定视觉指标.
- 了解鱼类视觉新鲜度检测背后的机制.
主要方法:
- 一个在线实验涉及529名日本参与者评估拍摄的马.
- 量化身体颜色和形状数据的主要组成部分分析.
- 物理特征的测量:脂质含量,光泽,长度和重量.
主要成果:
- 一部分消费者根据视觉线索准确地判断了鱼的新鲜度.
- 消费者主要使用眼睛亮度和身体颜色;鱼形状的影响较小.
- 低精度与视觉信号的误解有关,而不仅仅是信号不敏感.
结论:
- 视觉线索,如眼睛的亮度和身体颜色是日本消费者评估鱼的新鲜度的关键.
- 消费者在视觉新鲜度检测方面的准确性可能会受到信号误解的影响.
- 进一步的研究可以完善对海鲜市场视觉质量感知的理解.
相关概念视频
01:14Testing Water Quality
When the quality of water for concrete preparation is uncertain, its impact on the setting time of cement and compressive strength of mortar is assessed by comparison with de-ionized or distilled water benchmarks. American Society for Testing and Materials (ASTM) C1602 requires the setting times to be within 90 minutes of the control, British Standard (BS) 3146:1980 allows a 30-minute variance in the initial setting, while British Standards European Norm (BS EN) 1008 specifies initial setting...
01:25Factors Affecting Perception
Perception is influenced by perceptual set, context, motivation, and emotion. Perceptual set, or perceptual expectancy, refers to the tendency to perceive things in a particular way, influenced by previous experiences and expectations. This phenomenon affects the interpretation of stimuli, creating a set of mental tendencies and assumptions that impact sensory perceptions of sound, taste, touch, and sight.
An illustrative example of a perceptual set is the scenario where an airline pilot told...
An illustrative example of a perceptual set is the scenario where an airline pilot told...