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Related papers: Text Generation Beyond Discrete Token Sampling

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Generative Language Models rely on autoregressive decoding to produce the output sequence token by token. Many tasks such as preference optimization, require the model to produce task-level output consisting of multiple tokens directly by…

Computation and Language · Computer Science 2025-01-30 Mingyu Derek Ma , Yanna Ding , Zijie Huang , Jianxi Gao , Yizhou Sun , Wei Wang

This paper explores the possibility of learning custom tokens for representing new concepts in Vision-Language Models (VLMs). Our aim is to learn tokens that can be effective for both discriminative and generative tasks while composing well…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Pramuditha Perera , Matthew Trager , Luca Zancato , Alessandro Achille , Stefano Soatto

Autoregressive visual generation models typically rely on tokenizers to compress images into tokens that can be predicted sequentially. A fundamental dilemma exists in token representation: discrete tokens enable straightforward modeling…

Computer Vision and Pattern Recognition · Computer Science 2025-09-01 Yuqing Wang , Zhijie Lin , Yao Teng , Yuanzhi Zhu , Shuhuai Ren , Jiashi Feng , Xihui Liu

We present a training-free style-aligned image generation method that leverages a scale-wise autoregressive model. While large-scale text-to-image (T2I) models, particularly diffusion-based methods, have demonstrated impressive generation…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Jihun Park , Jongmin Gim , Kyoungmin Lee , Minseok Oh , Minwoo Choi , Jaeyeul Kim , Woo Chool Park , Sunghoon Im

Text-to-image retrieval is a fundamental task in multimedia processing, aiming to retrieve semantically relevant cross-modal content. Traditional studies have typically approached this task as a discriminative problem, matching the text and…

Multimedia · Computer Science 2024-07-25 Yongqi Li , Hongru Cai , Wenjie Wang , Leigang Qu , Yinwei Wei , Wenjie Li , Liqiang Nie , Tat-Seng Chua

Neural language models are often trained with maximum likelihood estimation (MLE), where the next word is generated conditioned on the ground-truth word tokens. During testing, however, the model is instead conditioned on previously…

Computation and Language · Computer Science 2020-10-14 Guoyin Wang , Chunyuan Li , Jianqiao Li , Hao Fu , Yuh-Chen Lin , Liqun Chen , Yizhe Zhang , Chenyang Tao , Ruiyi Zhang , Wenlin Wang , Dinghan Shen , Qian Yang , Lawrence Carin

In this paper, we propose a unified framework that leverages a single pretrained LLM for Motion-related Multimodal Generation, referred to as MoMug. MoMug integrates diffusion-based continuous motion generation with the model's inherent…

Machine Learning · Computer Science 2025-03-11 Shinichi Tanaka , Zhao Wang , Yoichi Kato , Jun Ohya

In this paper, we introduce MIO, a novel foundation model built on multimodal tokens, capable of understanding and generating speech, text, images, and videos in an end-to-end, autoregressive manner. While the emergence of large language…

Diffusion models have garnered considerable interest in the field of text generation. Several studies have explored text diffusion models with different structures and applied them to various tasks, including named entity recognition and…

Computation and Language · Computer Science 2023-10-19 Renzhi Wang , Jing Li , Piji Li

In many domains generating variable length sequences through insertions provides greater flexibility over autoregressive models. However, the action space of insertion models is much larger than that of autoregressive models (ARMs) making…

Masked diffusion models (MDMs) have emerged as a promising alternative to autoregressive models, enabling parallel token generation while achieving competitive performance. Despite these advantages, MDMs face a fundamental limitation: once…

Machine Learning · Computer Science 2026-03-06 Yair Schiff , Omer Belhasin , Roy Uziel , Guanghan Wang , Marianne Arriola , Gilad Turok , Michael Elad , Volodymyr Kuleshov

Maximum Mutual information (MMI), which models the bidirectional dependency between responses ($y$) and contexts ($x$), i.e., the forward probability $\log p(y|x)$ and the backward probability $\log p(x|y)$, has been widely used as the…

Computation and Language · Computer Science 2020-02-14 Qinghong Han , Yuxian Meng , Fei Wu , Jiwei Li

We propose \textbf{MoE-DiffuSeq}, a diffusion-based framework for efficient long-form text generation that integrates sparse attention with a Mixture-of-Experts (MoE) architecture. Existing sequence diffusion models suffer from prohibitive…

Computation and Language · Computer Science 2026-01-08 Alexandros Christoforos , Chadbourne Davis

The generation quality of large language models (LLMs) is often improved by utilizing inference-time sequence-level scaling methods (e.g., Chain-of-Thought). We introduce hyper-parallel scaling, a complementary framework that improves…

Artificial Intelligence · Computer Science 2025-10-15 Soheil Zibakhsh , Mohammad Samragh , Kumari Nishu , Lauren Hannah , Arnav Kundu , Minsik Cho

Autoregressive models have achieved impressive results over a wide range of domains in terms of generation quality and downstream task performance. In the continuous domain, a key factor behind this success is the usage of quantized latent…

Machine Learning · Computer Science 2023-01-23 Emilian Postolache , Giorgio Mariani , Michele Mancusi , Andrea Santilli , Luca Cosmo , Emanuele Rodolà

LLM text decoding is key component for perceived LLM quality. We demonstrate two experiments showing that decoding methods could be improved by manipulation of token probabilities. First, we test few LLM on SummEval summary scoring dataset,…

Computation and Language · Computer Science 2024-09-27 Krystian Zawistowski

In autoregressive language models, each token is sampled by conditioning on all the past tokens; the overall string has thus been sampled from the correct underlying joint distribution represented by the model. In contrast, masked diffusion…

Computation and Language · Computer Science 2026-02-03 Parikshit Bansal , Sujay Sanghavi

Generative recommendation (GR) models generate items by autoregressively producing a sequence of discrete tokens that jointly index the target item. However, this autoregressive generation process also induces a structured decoding space…

Information Retrieval · Computer Science 2026-05-08 Yupeng Hou , Haven Kim , Clark Mingxuan Ju , Eduardo Escoto , Neil Shah , Julian McAuley

While large-scale language models (LMs) are able to imitate the distribution of natural language well enough to generate realistic text, it is difficult to control which regions of the distribution they generate. This is especially…

Computation and Language · Computer Science 2020-10-23 Ben Krause , Akhilesh Deepak Gotmare , Bryan McCann , Nitish Shirish Keskar , Shafiq Joty , Richard Socher , Nazneen Fatema Rajani

We propose a generative framework for multi-track music source separation (MSS) that reformulates the task as conditional discrete token generation. Unlike conventional approaches that directly estimate continuous signals in the time or…

Audio and Speech Processing · Electrical Eng. & Systems 2026-04-20 Pengbo Lyu , Xiangyu Zhao , Chengwei Liu , Haoyin Yan , Xiaotao Liang , Hongyu Wang , Shaofei Xue