V2EX context-aware

Context-Aware

定义 Definition

context-aware(上下文感知的/情境感知的):指系统、应用或设备能根据用户所处的环境与情境(如地点、时间、活动、设备状态、周围人或传感器数据)自动调整行为或提供更合适的信息与服务。常见于移动计算、物联网与智能交互领域。(也可更广义指“会考虑语境/背景信息的”。)

发音 Pronunciation (IPA)

/kntekst we(r)/

例句 Examples

The app is context-aware and changes its layout when you rotate the phone.
这个应用是上下文感知的,当你旋转手机时它会改变界面布局。

In a smart home, context-aware systems can lower the lights and reduce noise when they detect you’re going to sleep.
在智能家居中,上下文感知系统在检测到你要入睡时,可以调暗灯光并降低噪声。

词源 Etymology

该词为复合词:context(语境/上下文)+ aware(察觉到的/意识到的)。
context 源自拉丁语 contextus(“连结在一起、编织在一起”之意),引申为“背景/语境”;aware 源自古英语,表示“警觉、意识到”。合起来强调“能感知并利用情境信息”。

相关词 Related Words

文学与著作 Literary & Notable Works

  • Context-Aware Computing Applications(Schilit & Theimer,1994):早期系统性提出“context-aware”在移动计算中的应用框架。
  • The Context Toolkit: Aiding the Development of Context-Aware Applications(Dey, Salber & Abowd,2001):经典论文,推动“上下文感知”应用开发方法与工具化。
  • Pervasive Computing: Technology and Architecture of Mobile Internet Applications(Hansmann 等):在泛在/普适计算背景下多次讨论 context-aware 系统与服务设计。
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