V2EX data-dependent

Data-Dependent

定义 Definition

data-dependent(形容词):数据依赖的;取决于数据的。指某个结果、行为、条件或流程会随着输入数据的不同而改变(常见于计算机科学、统计、机器学习与系统性能分析等语境)。

例句 Examples

The number of iterations is data-dependent.
迭代次数是数据依赖的。

In modern machine learning, both the training time and the final accuracy can be highly data-dependent, varying with noise, class balance, and feature quality.
在现代机器学习中,训练时间和最终准确率都可能高度数据依赖,受噪声、类别不平衡和特征质量等因素影响而变化。

发音 Pronunciation

/det dpndnt/ (也常见 /dt dpndnt/)

词源 Etymology

data(数据)+ dependent(依赖的)组合而成的复合形容词。随着计算机科学与统计学的发展,这类结构常用于描述“某性质由输入数据决定”的现象,如 data-dependent branching(数据依赖分支)、data-dependent regularization(数据依赖正则化)等。

相关词 Related Words

文学作品 Literary Works

  • The Elements of Statistical Learning(Hastie, Tibshirani, Friedman)中常讨论“模型选择/复杂度控制的数据依赖”思想(如基于数据的调参、交叉验证等语境中出现 data-dependent)。
  • Pattern Recognition and Machine Learning(Christopher M. Bishop)在讨论贝叶斯方法、超参数与模型设定时,也会使用 data-dependent 来描述由数据决定的量或过程。
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