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Many studies have shown that the dorsolateral prefrontal cortex (DLPFC) plays an important role in top-down cognitive control over intentional and deliberate behavior. However, recent studies have reported that DLPFC-mediated top-down…

神经元与认知 · 定量生物学 2019-02-18 Mario Rosero Pahi , Juliana Cavalli , Frauke Nees , Herta Flor , Jamila Andoh

Large Language Models (LLMs) have been shown to exhibit various biases and stereotypes in their generated content. While extensive research has investigated biases in LLMs, prior work has predominantly focused on explicit bias, with minimal…

计算与语言 · 计算机科学 2025-06-04 Yachao Zhao , Bo Wang , Yan Wang , Dongming Zhao , Ruifang He , Yuexian Hou

Induction head mechanism is a part of the computational circuits for in-context learning (ICL) that enable large language models (LLMs) to adapt to new tasks without fine-tuning. Most existing work explains the training dynamics behind…

计算与语言 · 计算机科学 2025-07-09 Shuo Wang , Issei Sato

Deploying end-to-end speech recognition models with limited computing resources remains challenging, despite their impressive performance. Given the gradual increase in model size and the wide range of model applications, selectively…

音频与语音处理 · 电气工程与系统科学 2024-01-05 Junfeng Hou , Peiyao Wang , Jincheng Zhang , Meng Yang , Minwei Feng , Jingcheng Yin

Connectionist Temporal Classification (CTC) based end-to-end speech recognition system usually need to incorporate an external language model by using WFST-based decoding in order to achieve promising results. This is more essential to…

音频与语音处理 · 电气工程与系统科学 2019-04-24 Shiliang Zhang , Ming Lei , Zhijie Yan

Multilingual Large Language Models(MLLMs) demonstrate strong generalization across languages, yet they remain prone to hallucinations, especially in low-resource languages, due to training data imbalances. These hallucinations, which…

计算与语言 · 计算机科学 2025-07-22 Weihua Zheng , Roy Ka-Wei Lee , Zhengyuan Liu , Kui Wu , AiTi Aw , Bowei Zou

Diffusion Language Models (DLMs) offer attractive advantages over Auto-Regressive (AR) models, such as full-attention parallel decoding and flexible generation. However, standard DLM training uses a static, single-step masked prediction…

计算与语言 · 计算机科学 2026-04-14 Zehua Pei , Hui-Ling Zhen , Weizhe Lin , Sinno Jialin Pan , Yunhe Wang , Mingxuan Yuan , Bei Yu

Large language models (LLMs) can be used as accessible and intelligent chatbots by constructing natural language queries and directly inputting the prompt into the large language model. However, different prompt' constructions often lead to…

计算与语言 · 计算机科学 2023-12-14 Jinta Weng , Jiarui Zhang , Yue Hu , Daidong Fa , Xiaofeng Xuand , Heyan Huang

Deep neural acoustic models benefit from context-dependent (CD) modeling of output symbols. We consider direct training of CTC networks with CD outputs, and identify two issues. The first one is frame-level normalization of probabilities in…

计算与语言 · 计算机科学 2019-04-24 Jan Chorowski , Adrian Lancucki , Bartosz Kostka , Michal Zapotoczny

Large language models (LLMs) often necessitate extensive labeled datasets and training compute to achieve impressive performance across downstream tasks. This paper explores a self-training paradigm, where the LLM autonomously curates its…

计算与语言 · 计算机科学 2024-11-13 Wei Jie Yeo , Teddy Ferdinan , Przemyslaw Kazienko , Ranjan Satapathy , Erik Cambria

Patient experience and care quality are crucial for a hospital's sustainability and reputation. The analysis of patient feedback offers valuable insight into patient satisfaction and outcomes. However, the unstructured nature of these…

计算与语言 · 计算机科学 2025-02-21 Hajar Sakai , Sarah S. Lam , Mohammadsadegh Mikaeili , Joshua Bosire , Franziska Jovin

Target-dependent sentiment classification remains a challenge: modeling the semantic relatedness of a target with its context words in a sentence. Different context words have different influences on determining the sentiment polarity of a…

计算与语言 · 计算机科学 2016-09-30 Duyu Tang , Bing Qin , Xiaocheng Feng , Ting Liu

Connectionist temporal classification (CTC) provides an end-to-end acoustic model (AM) training strategy. CTC learns accurate AMs without time-aligned phonetic transcription, but sometimes fails to converge, especially in…

音频与语音处理 · 电气工程与系统科学 2019-02-28 Di He , Xuesong Yang , Boon Pang Lim , Yi Liang , Mark Hasegawa-Johnson , Deming Chen

In this paper, we present an end-to-end language identification framework, the attention-based Convolutional Neural Network-Bidirectional Long-short Term Memory (CNN-BLSTM). The model is performed on the utterance level, which means the…

音频与语音处理 · 电气工程与系统科学 2019-02-21 Weicheng Cai , Danwei Cai , Shen Huang , Ming Li

Recently, we have seen a rapid rise in usage of online educational platforms. The personalized education became crucially important in future learning environments. Knowledge tracing (KT) refers to the detection of students' knowledge…

人工智能 · 计算机科学 2021-06-09 Sein Minn

Transfer learning has been widely used in natural language processing through deep pretrained language models, such as Bidirectional Encoder Representations from Transformers and Universal Sentence Encoder. Despite the great success,…

信息检索 · 计算机科学 2022-06-15 Maryam Hasan , Elke Rundensteiner , Emmanuel Agu

Modern mispronunciation detection and diagnosis systems have seen significant gains in accuracy due to the introduction of deep learning. However, these systems have not been evaluated for the ability to be run in real-time, an important…

音频与语音处理 · 电气工程与系统科学 2020-03-05 Peter Plantinga , Eric Fosler-Lussier

Automatic speech recognition and spoken dialogue systems have made great advances through the use of deep machine learning methods. This is partly due to greater computing power but also through the large amount of data available in common…

计算与语言 · 计算机科学 2020-06-04 Boris Mocialov , Graham Turner , Helen Hastie

The rapid advancement of large language models (LLMs) has significantly advanced the capabilities of artificial intelligence across various domains. However, their massive scale and high computational costs render them unsuitable for direct…

计算机视觉与模式识别 · 计算机科学 2025-10-01 Miao Rang , Zhenni Bi , Hang Zhou , Hanting Chen , An Xiao , Tianyu Guo , Kai Han , Xinghao Chen , Yunhe Wang

Recently, language models (LMs), especially large language models (LLMs), have revolutionized the field of deep learning. Both encoder-decoder models and prompt-based techniques have shown immense potential for natural language processing…