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对缩小维数算法的全面审查:挑战,局限性和创新的解决方案
1School of Engineering, Cornell University, Ithaca, New York, United States.
PeerJ. Computer science
|September 24, 2025
概括
缩小尺寸 (DR) 方法简化了复杂的数据,但往往缺乏可解释性和公平性. 本综述对DR方法进行了分类,并解决了负责任的AI应用程序的偏见和隐私等挑战.
科学领域:
- 人工智能的人工智能
- 数据科学数据科学数据科学
- 生物信息学是一种生物信息学.
- 计算机视觉 计算机视觉
- 自然语言处理自然语言处理.
背景情况:
- 缩小维度 (DR) 技术对于简化来自不同领域的高维数据至关重要,例如基因组学和成像学.
- 当前的DR方法 (例如PCA,t-SNE,UMAP,自动编码器) 经常被用作黑子,忽视了解释性,公平性,稳定性和隐私等关键方面.
- 这些局限性阻碍了DR在敏感领域的可靠应用.
研究的目的:
- 为DR方法提供统一的分类 (线性,非线性,混合,组合).
- 对现有的DR技术进行批判性评估,以应对八个核心挑战:维度选择,过拟合,不稳定性,噪声敏感性,偏差,可扩展性,隐私风险和道德合规性.
- 为开发和部署负责任,可解释和可扩展的DR方法提出解决方案和实际路线图.
主要方法:
- 一个全面的文献审查和DR算法的分类.
- 基于预先定义的标准和挑战,对DR方法的系统评估.
- 确定解决方案和最佳实践,以解决DR的局限性.
- 在生物信息学,视觉,语言和物联网分析方面进行案例研究分析.
主要成果:
- 一个统一的分类法,将DR方法分为线性,非线性,混合和整体方法.
- 详细评估DR方法与包括偏见,可扩展性和隐私在内的挑战.
- 识别先进的技术,如内在维度估计,强大的社区图形和公平意识的嵌入.
- 通过各种案例研究来展示实际应用和解决方案.
结论:
- 现有的DR方法需要仔细考虑可解释性,公平性和伦理含义.
- 开发可扩展,可解释和道德合理的DR解决方案对于推进负责任的AI至关重要.
- 本综述为从业者提供了一份路线图,以便在高风险的应用中有效和负责任地部署DR方法.
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