V2EX npu

NPU

释义 Definition

NPU 通常指 Neural Processing Unit(神经网络处理器):一种专门为人工智能推理(尤其是深度学习/神经网络计算)优化的处理单元,常见于手机、边缘设备与AI加速芯片中,用于更高效地执行矩阵运算、卷积等任务。
(在少数语境中,NPU 也可能代表其他机构/术语,但在科技领域最常用的是“神经网络处理器”。)

发音 Pronunciation (IPA)

/n.piju/

例句 Examples

The new phone uses an NPU to run AI features faster.
这款新手机使用 NPU 来更快运行 AI 功能。

By offloading image recognition to the NPU, the app reduces latency and saves battery compared with running the model on the CPU.
把图像识别任务交给 NPU 后,相比在 CPU 上运行模型,这个应用能降低延迟并节省电量。

词源 Etymology

NPU 是首字母缩略词,来自 Neural Processing Unit

  • Neural(神经的)指神经网络/类神经计算
  • Processing(处理)指执行计算任务
  • Unit(单元)指硬件模块/处理单元
    该缩写随着移动端与边缘AI的发展在产业与媒体中迅速普及。

相关词 Related Words

文学与作品 Literary Works

由于 NPU 属于较新的技术缩写,较少出现在传统文学作品中,更常见于当代技术文献与行业书籍/文档,例如:

  • Android Neural Networks API (NNAPI) Documentation(Android 官方文档中常与设备端加速、NPU/GPU/DSP 一并讨论)
  • Edge AI: Convergence of Edge Computing and Artificial Intelligence(边缘AI相关书籍/章节中常提及 NPU 作为端侧推理硬件)
  • AI at the Edge(面向工程实践的边缘AI读物中常以 NPU 说明端侧加速与功耗优势)
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