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The cost of deploying vision transformers increasingly represents a barrier to wider industrial adoption. Existing compression techniques require additional end-to-end fine-tuning or incur a significant drawback to energy efficiency, making…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Leonidas Gee , Wing Yan Li , Viktoriia Sharmanska , Novi Quadrianto

Multimodal large language models (MLLMs) have made significant progress in vision-language understanding, yet effectively aligning different modalities remains a fundamental challenge. We present a framework that unifies multimodal…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Wanpeng Zhang , Yicheng Feng , Hao Luo , Yijiang Li , Zihao Yue , Sipeng Zheng , Zongqing Lu

Language models have been effectively applied to modeling natural signals, such as images, video, speech, and audio. A crucial component of these models is the codec tokenizer, which compresses high-dimensional natural signals into…

Audio and Speech Processing · Electrical Eng. & Systems 2025-02-26 Shengpeng Ji , Ziyue Jiang , Wen Wang , Yifu Chen , Minghui Fang , Jialong Zuo , Qian Yang , Xize Cheng , Zehan Wang , Ruiqi Li , Ziang Zhang , Xiaoda Yang , Rongjie Huang , Yidi Jiang , Qian Chen , Siqi Zheng , Zhou Zhao

Recent advancements in audio language models have underscored the pivotal role of audio tokenization, which converts audio signals into discrete tokens, thereby facilitating the application of language model architectures to the audio…

Subword tokenization is a key part of many NLP pipelines. However, little is known about why some tokenizer and hyperparameter combinations lead to better downstream model performance than others. We propose that good tokenizers lead to…

Computation and Language · Computer Science 2023-06-30 Vilém Zouhar , Clara Meister , Juan Luis Gastaldi , Li Du , Mrinmaya Sachan , Ryan Cotterell

Commonly used image tokenizers produce a 2D grid of spatially arranged tokens. In contrast, so-called 1D image tokenizers represent images as highly compressed one-dimensional sequences of as few as 32 discrete tokens. We find that the high…

Computer Vision and Pattern Recognition · Computer Science 2025-06-11 L. Lao Beyer , T. Li , X. Chen , S. Karaman , K. He

In software, text is often represented using Unicode formats (UTF-8 and UTF-16). We frequently have to convert text from one format to the other, a process called transcoding. Popular transcoding functions are slower than state-of-the-art…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-08-16 Daniel Lemire , Wojciech Muła

We introduce the Byte Latent Transformer (BLT), a new byte-level LLM architecture that, for the first time, matches tokenization-based LLM performance at scale with significant improvements in inference efficiency and robustness. BLT…

Tokenization is an important preprocessing step in the training and inference of large language models (LLMs). While there has been extensive research on the expressive power of the neural achitectures used in LLMs, the impact of…

Computation and Language · Computer Science 2024-12-05 Saibo Geng , Sankalp Gambhir , Chris Wendler , Robert West

Foundation models are reshaping EEG analysis, yet an important problem of EEG tokenization remains a challenge. This paper presents TFM-Tokenizer, a novel tokenization framework that learns a vocabulary of time-frequency motifs from…

Machine Learning · Computer Science 2026-05-15 Jathurshan Pradeepkumar , Xihao Piao , Zheng Chen , Jimeng Sun

Tokenization is the first - and often underappreciated - layer of computation in language models. While Chain-of-Thought (CoT) prompting enables transformer models to approximate recurrent computation by externalizing intermediate steps, we…

Computation and Language · Computer Science 2025-05-21 Xiang Zhang , Juntai Cao , Jiaqi Wei , Yiwei Xu , Chenyu You

Text-to-image personalization aims to teach a pre-trained diffusion model to reason about novel, user provided concepts, embedding them into new scenes guided by natural language prompts. However, current personalization approaches struggle…

Computer Vision and Pattern Recognition · Computer Science 2023-03-07 Rinon Gal , Moab Arar , Yuval Atzmon , Amit H. Bermano , Gal Chechik , Daniel Cohen-Or

Tokenization is a foundational step in the text process of Large Language Models (LLMs). Texts must be first tokenized into token IDs, which are then input to LLMs. Inefficient tokenization results in long token-ID sequences and will slow…

Computation and Language · Computer Science 2026-05-14 Chong Li , Yingzhuo Deng , Wen Yang , Jiajun Zhang , Chengqing Zong

We present TokenDial, a framework for continuous, slider-style attribute control in pretrained text-to-video generation models. While modern generators produce strong holistic videos, they offer limited control over how much an attribute…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Zhixuan Liu , Peter Schaldenbrand , Yijun Li , Long Mai , Aniruddha Mahapatra , Cusuh Ham , Jean Oh , Jui-Hsien Wang

Token merging can effectively accelerate various vision systems by processing groups of similar tokens only once and sharing the results across them. However, existing token grouping methods are often ad hoc and random, disregarding the…

Computer Vision and Pattern Recognition · Computer Science 2025-04-28 Haoyu Wu , Jingyi Xu , Hieu Le , Dimitris Samaras

Tokenization is a critical preprocessing step in large language model pipelines, yet widely-used implementations remain CPU-bound and suboptimal for batch inference workflows on GPU. We present BlockBPE, a parallel GPU implementation of…

Computation and Language · Computer Science 2025-07-17 Amos You

As a cornerstone in language modeling, tokenization involves segmenting text inputs into pre-defined atomic units. Conventional statistical tokenizers often disrupt constituent boundaries within words, thereby corrupting semantic…

Computation and Language · Computer Science 2025-07-11 Qingyang Zhu , Xiang Hu , Pengyu Ji , Wei Wu , Kewei Tu

Tokenization is an important first step in Natural Language Processing (NLP) pipelines because it decides how models learn and represent linguistic information. However, current subword tokenizers like SentencePiece or HuggingFace BPE are…

Computation and Language · Computer Science 2025-11-10 Firoj Ahmmed Patwary , Abdullah Al Noman

The success of large pretrained Transformers is closely tied to tokenizers, which convert raw input into discrete symbols. Extending these models to graph-structured data remains a significant challenge. In this work, we introduce a graph…

Machine Learning · Computer Science 2026-03-13 Zeyuan Guo , Enmao Diao , Cheng Yang , Chuan Shi

Since traditional tokenizers are isolated from a downstream task and model, they cannot output an appropriate tokenization depending on the task and model, although recent studies imply that the appropriate tokenization improves the…

Computation and Language · Computer Science 2021-05-27 Tatsuya Hiraoka , Sho Takase , Kei Uchiumi , Atsushi Keyaki , Naoaki Okazaki