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Related papers: Prompt Optimization Via Diffusion Language Models

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With the development of deep learning, speech enhancement has been greatly optimized in terms of speech quality. Previous methods typically focus on the discriminative supervised learning or generative modeling, which tends to introduce…

Audio and Speech Processing · Electrical Eng. & Systems 2025-10-31 Nan Xu , Zhaolong Huang , Xiaonan Zhi

With the advancement in generative language models, the selection of prompts has gained significant attention in recent years. A prompt is an instruction or description provided by the user, serving as a guide for the generative language…

Machine Learning · Statistics 2024-05-21 Haoting Zhang , Jinghai He , Rhonda Righter , Zeyu Zheng

Diffusion large language models (dLLMs), which offer a promising alternative to traditional autoregressive LLMs, have recently shown strong results in pretraining. However, due to their lack of tractable sequence-level likelihoods, they…

Machine Learning · Computer Science 2026-02-03 Anthony Zhan

Prompt tuning, or the conditioning of a frozen pretrained language model (PLM) with soft prompts learned from data, has demonstrated impressive performance on a wide range of NLP tasks. However, prompt tuning requires a large training…

Computation and Language · Computer Science 2022-10-24 Xu Guo , Boyang Li , Han Yu

This study addresses the generalization limitations commonly observed in large language models under multi-task and cross-domain settings. Unlike prior methods such as SPoT, which depends on fixed prompt templates, our study introduces a…

Computation and Language · Computer Science 2025-09-24 Xin Hu , Yue Kang , Guanzi Yao , Tianze Kang , Mengjie Wang , Heyao Liu

Recent studies have demonstrated the effectiveness of directly aligning diffusion models with human preferences using differentiable reward. However, they exhibit two primary challenges: (1) they rely on multistep denoising with gradient…

Artificial Intelligence · Computer Science 2025-09-12 Xiangwei Shen , Zhimin Li , Zhantao Yang , Shiyi Zhang , Yingfang Zhang , Donghao Li , Chunyu Wang , Qinglin Lu , Yansong Tang

Inference-time compute has re-emerged as a practical way to improve LLM reasoning. Most test-time scaling (TTS) algorithms rely on autoregressive decoding, which is ill-suited to discrete diffusion language models (dLLMs) due to their…

Machine Learning · Computer Science 2026-05-06 Jinbin Bai , Yixuan Li , Yuchen Zhu , Yi Xin , Qingyu Shi , Aosong Feng , Xiaohong Liu , Molei Tao , Jianru Xue , Xiangtai Li , Ming-Hsuan Yang

To fully leverage the capabilities of diffusion models, we are often interested in optimizing downstream reward functions during inference. While numerous algorithms for reward-guided generation have been recently proposed due to their…

Machine Learning · Computer Science 2025-04-18 Masatoshi Uehara , Xingyu Su , Yulai Zhao , Xiner Li , Aviv Regev , Shuiwang Ji , Sergey Levine , Tommaso Biancalani

Pre-trained Language Models (PLMs) have demonstrated impressive performance in various NLP tasks. However, traditional fine-tuning methods for leveraging PLMs for downstream tasks entail significant computational overhead. Prompt-tuning has…

Machine Learning · Computer Science 2025-07-29 Ali Shakeri , Wei Emma Zhang , Amin Beheshti , Weitong Chen , Jian Yang , Lishan Yang

Large Language Models (LLMs) have become an integral part of many real-world workflows. However, LLMs consume a lot of energy, which becomes a large concern in the scale of the demand for these tools. As LLMs become integrated into…

Software Engineering · Computer Science 2026-05-01 Katelyn Crumpacker , Dimitrios Nikolopoulos

Large language models (LLMs) have shown success in generating high-quality responses. In order to achieve better alignment with LLMs with human preference, various works are proposed based on specific optimization process, which, however,…

Computation and Language · Computer Science 2024-09-04 Zhuo Li , Yuhao Du , Jinpeng Hu , Xiang Wan , Anningzhe Gao

Molecular optimization (MO) is a crucial stage in drug discovery in which task-oriented generated molecules are optimized to meet practical industrial requirements. Existing mainstream MO approaches primarily utilize external property…

Machine Learning · Computer Science 2025-12-17 Yida Xiong , Kun Li , Jiameng Chen , Hongzhi Zhang , Di Lin , Yan Che , Wenbin Hu

Language model (LM) post-training (or alignment) involves maximizing a reward function that is derived from preference annotations. Direct Preference Optimization (DPO) is a popular offline alignment method that trains a policy directly on…

Machine Learning · Computer Science 2025-03-04 Adam Fisch , Jacob Eisenstein , Vicky Zayats , Alekh Agarwal , Ahmad Beirami , Chirag Nagpal , Pete Shaw , Jonathan Berant

In this paper, a novel diffusion estimation algorithm is proposed from a probabilistic perspective by combining diffusion strategy and the probabilistic least-mean-squares (PLMS) at all agents. The proposed method diffusion probabilistic…

Signal Processing · Electrical Eng. & Systems 2019-08-27 Sihai Guan , Chun Meng , Bharat Biswal

Synthetic data has become a cornerstone for scaling large language models, yet its multilingual use remains bottlenecked by translation-based prompts. This strategy inherits English-centric framing and style and neglects cultural…

Computation and Language · Computer Science 2025-10-23 David Mora , Viraat Aryabumi , Wei-Yin Ko , Sara Hooker , Julia Kreutzer , Marzieh Fadaee

Most multi-agent systems rely exclusively on autoregressive language models (ARMs) that are based on sequential generation. Although effective for fluent text, ARMs limit global reasoning and plan revision. On the other hand, Discrete…

Machine Learning · Computer Science 2026-03-11 Lina Berrayana , Ahmed Heakl , Abdullah Sohail , Thomas Hofmann , Salman Khan , Wei Chen

Diffusion model, as a new generative model which is very popular in image generation and audio synthesis, is rarely used in speech enhancement. In this paper, we use the diffusion model as a module for stochastic refinement. We propose…

Sound · Computer Science 2022-11-01 Zhibin Qiu , Mengfan Fu , Yinfeng Yu , LiLi Yin , Fuchun Sun , Hao Huang

Diffusion language models (DLMs) have emerged as a promising alternative to the long-dominant autoregressive (AR) paradigm, offering a parallelable decoding process that could yield greater efficiency. Yet, in practice, current open-source…

Computation and Language · Computer Science 2025-11-11 Han Peng , Peiyu Liu , Zican Dong , Daixuan Cheng , Junyi Li , Yiru Tang , Shuo Wang , Wayne Xin Zhao

Reinforcement learning (RL) has been effective for post-training autoregressive (AR) language models, but extending these methods to diffusion language models (DLMs) is challenging due to intractable sequence-level likelihoods. Existing…

Prompt tuning prepends a soft prompt to the input embeddings or hidden states and only optimizes the prompt to adapt pretrained models (PTMs) to downstream tasks. The previous work manually selects prompt layers which are far from optimal…

Computation and Language · Computer Science 2023-11-01 Wei Zhu , Ming Tan