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Saibo Geng

3 accepted papers

2025

zip2zip: Inference-Time Adaptive Tokenization via Online Compression

NeurIPS 2025poster

Tokenization efficiency plays a critical role in the performance and cost of large language models (LLMs), yet most models rely on static tokenizers optimized on general-purpose corpora. These tokenizers’ fixed vocabularies often fail to adapt to domain- or language-specific inputs, leading to longe…

Cited by 0SourcecodeScholar
2024

Sketch-Guided Constrained Decoding for Boosting Blackbox Large Language Models without Logit Access

ACL 2024short

Constrained decoding, a technique for enforcing constraints on language model outputs, offers a way to control text generation without retraining or architectural modifications. Its application is, however, typically restricted to models that give users access to next-token distributions (usually vi…

2023

Grammar-Constrained Decoding for Structured NLP Tasks without Finetuning

EMNLP 2023long main

Despite their impressive performance, large language models (LMs) still struggle with reliably generating complex output structures when not finetuned to follow the required output format exactly. To address this issue, grammar-constrained decoding (GCD) can be used to control the generation of LMs,…

Cited by 0SourcecodeScholar