arXiv:2501.18826cs.CL2025-01被引 3

用结构化投影提升大模型推理效率与连贯性

Structural Embedding Projection for Contextual Large Language Model Inference

  • 引入结构嵌入投影,通过投影矩阵整合层级与关系依赖
  • 降低困惑度并提升多句生成的叙事一致性,保持低计算开销
  • 适合关注推理效率与文本连贯性的自然语言生成研究者

结构化嵌入变换为提升语言模型推理的效率与连贯性提供了新路径。本文提出结构嵌入投影(SEP),通过投影矩阵对词元表示进行优化,融合层次与关系依赖。数学形式化使嵌入空间能够捕捉结构化上下文关系,提升语义保真度,同时计算开销可控。在多个语言数据集上的实验表明,SEP降低了困惑度并增强了上下文连贯性;不同数据集上存在推理速度与表征丰富度的权衡。定性分析显示,生成文本的叙事一致性和主题对齐性显著改善,提升了多句文本的流畅性。嵌入层修改需精细优化以维持稳定训练,架构调整影响推理延迟与内存消耗,需在效率增益与额外开销间取得平衡。此外,词汇多样性分析表明,嵌入修改影响了模型的词汇选择策略,体现更优的上下文感知。

原文摘要 · Abstract (English)

Structured embedding transformations offer a promising approach for enhancing the efficiency and coherence of language model inference. The introduction of Structural Embedding Projection (SEP) provides a mechanism for refining token representations through projection matrices that integrate hierarchical and relational dependencies. The mathematical formulation of SEP enables embedding spaces to capture structured contextual relationships, thereby improving semantic fidelity without significantly increasing computational overhead. Experimental evaluations conducted on a range of linguistic datasets revealed that SEP contributed to reductions in perplexity and enhanced contextual coherence, demonstrating its potential to refine language model outputs. Computational efficiency assessments highlighted variations across different datasets, suggesting that the integration of structured embeddings introduced dataset-dependent trade-offs between inference speed and representational richness. The qualitative analysis of generated responses indicated that SEP enhanced narrative consistency and topic alignment, leading to improved fluency in multi-sentence text generation. The modifications to embedding layers required precise optimization to ensure stable training dynamics, as the introduction of structured transformations altered the traditional representation-learning process. The architectural adjustments necessary for SEP implementation influenced inference latency and memory consumption, requiring a balance between efficiency gains and additional processing demands. The impact of SEP on lexical diversity suggested that embedding modifications influenced the model's vocabulary usage, reflecting a more context-aware selection of generated tokens.

大模型推理嵌入投影上下文建模

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