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We propose a novel method that leverages sparse autoencoders (SAEs) and clustering techniques to analyze the internal token representations of large language models (LLMs) and guide generations in mathematical reasoning tasks. Our approach…

人工智能 · 计算机科学 2025-10-03 Daniel Zhao , Abhilash Shankarampeta , Lanxiang Hu , Tajana Rosing , Hao Zhang

Generative models can produce synthetic patient records for analytical tasks when real data is unavailable or limited. However, current methods struggle with adhering to domain-specific knowledge and removing invalid data. We present…

机器学习 · 计算机科学 2023-12-22 Brandon Theodorou , Shrusti Jain , Cao Xiao , Jimeng Sun

Text-conditioned molecular generation aims to translate natural-language descriptions into chemical structures, enabling scientists to specify functional groups, scaffolds, and physicochemical constraints without handcrafted rules.…

机器学习 · 计算机科学 2025-11-18 Lingxiao Li , Haobo Zhang , Bin Chen , Jiayu Zhou

Tokenising continuous speech into sequences of discrete tokens and modelling them with language models (LMs) has led to significant success in text-to-speech (TTS) synthesis. Although these models can generate speech with high quality and…

声音 · 计算机科学 2024-08-30 Zehai Tu , Guangyan Zhang , Yiting Lu , Adaeze Adigwe , Simon King , Yiwen Guo

Recent advances in Text-To-Speech (TTS) synthesis have seen the popularity of multi-stage approaches that first predict semantic tokens and then generate acoustic tokens. In this paper, we extend the coarse-to-fine generation paradigm to…

音频与语音处理 · 电气工程与系统科学 2026-04-30 Jianbo Ma , Richard Cartwright

Semantic code search is the task of retrieving a code snippet given a textual description of its functionality. Recent work has been focused on using similarity metrics between neural embeddings of text and code. However, current language…

机器学习 · 计算机科学 2022-11-08 Shushan Arakelyan , Anna Hakhverdyan , Miltiadis Allamanis , Luis Garcia , Christophe Hauser , Xiang Ren

Text-to-3D synthesis has recently emerged as a new approach to sampling 3D models by adopting pretrained text-to-image models as guiding visual priors. An intriguing but underexplored problem with existing text-to-3D methods is that 3D…

计算机视觉与模式识别 · 计算机科学 2024-07-18 Uy Dieu Tran , Minh Luu , Phong Ha Nguyen , Khoi Nguyen , Binh-Son Hua

Semantic-driven 3D shape generation aims to generate 3D objects conditioned on text. Previous works face problems with single-category generation, low-frequency 3D details, and requiring a large number of paired datasets for training. To…

计算机视觉与模式识别 · 计算机科学 2023-11-15 Bo Han , Yitong Fu , Yixuan Shen

Neural conversational models tend to produce generic or safe responses in different contexts, e.g., reply \textit{"Of course"} to narrative statements or \textit{"I don't know"} to questions. In this paper, we propose an end-to-end approach…

计算与语言 · 计算机科学 2016-07-21 Kun Xiong , Anqi Cui , Zefeng Zhang , Ming Li

We use contextualized word definitions generated by large language models as semantic representations in the task of diachronic lexical semantic change detection (LSCD). In short, generated definitions are used as `senses', and the change…

计算与语言 · 计算机科学 2024-08-01 Mariia Fedorova , Andrey Kutuzov , Yves Scherrer

Controllable text generation is an appealing but challenging task, which allows users to specify particular attributes of the generated outputs. In this paper, we propose a controllable dialogue generation model to steer response generation…

计算与语言 · 计算机科学 2022-10-24 Zhe Hu , Zhiwei Cao , Hou Pong Chan , Jiachen Liu , Xinyan Xiao , Jinsong Su , Hua Wu

Large language models (LLMs) have shown impressive promise in code generation, yet their progress remains limited by the shortage of large-scale datasets that are both diverse and well-aligned with human reasoning. Most existing resources…

机器学习 · 计算机科学 2025-10-28 Amal Abed , Ivan Lukic , Jörg K. H. Franke , Frank Hutter

Generating plausible and fluent sentence with desired properties has long been a challenge. Most of the recent works use recurrent neural networks (RNNs) and their variants to predict following words given previous sequence and target…

计算与语言 · 计算机科学 2018-02-27 Jinyue Su , Jiacheng Xu , Xipeng Qiu , Xuanjing Huang

Editing the content of an image with a pretrained text-to-image model remains challenging. Existing methods often distort fine details or introduce unintended artifacts. We propose using coupled stochastic differential equations (coupled…

机器学习 · 计算机科学 2025-09-30 Jianxin Zhang , Clayton Scott

Diverse decoding of large language models is crucial for applications requiring multiple semantically distinct responses, yet existing methods primarily achieve lexical rather than semantic diversity. This limitation significantly…

计算与语言 · 计算机科学 2025-09-30 Weijie Shi , Yue Cui , Yaguang Wu , Jingzhi Fang , Shibo Zhang , Mengze Li , Sirui Han , Jia Zhu , Jiajie Xu , Xiaofang Zhou

Sign language generation (SLG), or text-to-sign generation, bridges the gap between signers and non-signers. Despite recent progress in SLG, existing methods still often suffer from incorrect lexical ordering and low semantic accuracy. This…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Taeryung Lee , Hyeongjin Nam , Gyeongsik Moon , Kyoung Mu Lee

Maintaining semantic consistency over extended text sequences remains a fundamental challenge in long-form text generation, where conventional training methodologies often struggle to prevent contextual drift and coherence degradation. A…

计算与语言 · 计算机科学 2025-03-26 Nirola Kobanov , Edmund Weatherstone , Zachary Vanderpoel , Orlando Wetherby

We study response generation for open domain conversation in chatbots. Existing methods assume that words in responses are generated from an identical vocabulary regardless of their inputs, which not only makes them vulnerable to generic…

计算与语言 · 计算机科学 2017-12-01 Yu Wu , Wei Wu , Dejian Yang , Can Xu , Zhoujun Li , Ming Zhou

Generative Commonsense Reasoning (GCR) requires a model to reason about a situation using commonsense knowledge, while generating coherent sentences. Although the quality of the generated sentences is crucial, the diversity of the…

计算与语言 · 计算机科学 2024-09-30 Tianhui Zhang , Bei Peng , Danushka Bollegala

Training code-switched language models is difficult due to lack of data and complexity in the grammatical structure. Linguistic constraint theories have been used for decades to generate artificial code-switching sentences to cope with this…

计算与语言 · 计算机科学 2019-09-19 Genta Indra Winata , Andrea Madotto , Chien-Sheng Wu , Pascale Fung