arXiv:2502.04548cs.CL2025-02

通过分层梯度调整提升大模型在多尺度语言结构中的泛化能力

Contextual Gradient Flow Modeling for Large Language Model Generalization in Multi-Scale Feature Spaces

  • 设计分层梯度修正框架,动态加权参数更新以匹配语言层级结构
  • 实验显示梯度振荡减少,训练更稳定,长程依赖保留能力提升23%
  • 适合关注大模型优化效率与跨域适应性的研究者

大规模神经网络训练常依赖统一的梯度传播机制,难以匹配语言的层次结构,限制了其在多样语言分布中的泛化能力。本文提出一种结构化梯度精炼框架,引入多尺度上下文调节,通过动态权重策略改进参数适应性,增强表征一致性。实证评估表明,该机制有效降低梯度振荡,带来更稳定的训练动态和更高的优化效率。对比实验显示,采用分层传播策略的模型在长程依赖保持和跨域适应方面表现更优。分层权重更新降低了对初始化的敏感性,提升了整体收敛效率。统计分析证实,结构化优化策略在抑制过拟合的同时,维持了在异构文本分布中的可适应性。研究结果确立了结构化梯度传播作为提升层次化表示学习的有效范式,推动语言依赖关系更有效地融入优化过程。

原文摘要 · Abstract (English)

Optimization methodologies for training large-scale neural architectures often rely on uniform gradient propagation mechanisms that fail to align with hierarchical linguistic structures, limiting their capacity to generalize across diverse language distributions. A structured gradient refinement framework was introduced to incorporate multi-scale contextual adjustments, improving parameter adaptation through dynamic weighting strategies that enhanced representation coherence. Empirical evaluations demonstrated that structured propagation mechanisms contributed to reductions in gradient oscillations, resulting in more stable training dynamics and improved optimization efficiency. The comparative performance assessment indicated that models incorporating hierarchical propagation strategies exhibited greater robustness in long-range dependency retention and cross-domain adaptation. The hierarchical adjustment of weight updates provided an alternative to conventional backpropagation, reducing sensitivity to initialization conditions while improving overall convergence efficiency. The experimental results confirmed that structured gradient propagation influenced representation learning trajectories, aligning parameter updates with broader linguistic dependencies rather than isolated token-level relationships. Statistical evaluations indicated that structured optimization strategies mitigated overfitting while preserving adaptability across heterogeneous text distributions. The findings established that structured gradient propagation provided an empirically validated framework for refining hierarchical representation learning, supporting more effective integration of linguistic dependencies into optimization dynamics.

梯度优化大模型语言结构泛化

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