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Neural machine translation systems typically are trained on curated corpora and break when faced with non-standard orthography or punctuation. Resilience to spelling mistakes and typos, however, is crucial as machine translation systems are…

计算与语言 · 计算机科学 2020-09-15 Toms Bergmanis , Artūrs Stafanovičs , Mārcis Pinnis

Dropout is a widely used regularization technique which improves the generalization ability of a model by randomly dropping neurons. In light of this, we propose Dropout Prompt Learning, which aims for applying dropout to improve the…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Biao Chen , Lin Zuo , Mengmeng Jing , Kunbin He , Yuchen Wang

Explaining predictions based on multivariate time series data carries the additional difficulty of handling not only multiple features, but also time dependencies. It matters not only what happened, but also when, and the same feature could…

机器学习 · 计算机科学 2023-05-31 Joseph Enguehard

Large language models demonstrate strong performance on mathematical reasoning benchmarks, yet remain surprisingly fragile to meaning-preserving surface perturbations. We systematically evaluate three open-weight LLMs, Mistral-7B,…

计算与语言 · 计算机科学 2026-04-03 Shou-Tzu Han , Rodrigue Rizk , KC Santosh

Instruction-tuning language models has become a crucial step in aligning them for general use. Typically, this process involves extensive training on large datasets, incurring high training costs. In this paper, we introduce a novel…

计算与语言 · 计算机科学 2024-02-19 Dheeraj Mekala , Alex Nguyen , Jingbo Shang

We consider the problem of quantifying how an input perturbation impacts the outputs of large language models (LLMs), a fundamental task for model reliability and post-hoc interpretability. A key obstacle in this domain is disentangling the…

机器学习 · 计算机科学 2024-12-03 Paulius Rauba , Qiyao Wei , Mihaela van der Schaar

We study the Gaussian Process regression model in the context of training data with noise in both input and output. The presence of two sources of noise makes the task of learning accurate predictive models extremely challenging. However,…

机器学习 · 统计学 2015-07-03 Cuong Tran , Vladimir Pavlovic , Robert Kopp

The conventional success of textual classification relies on annotated data, and the new paradigm of pre-trained language models (PLMs) still requires a few labeled data for downstream tasks. However, in real-world applications, label noise…

计算与语言 · 计算机科学 2022-10-14 Dan Qiao , Chenchen Dai , Yuyang Ding , Juntao Li , Qiang Chen , Wenliang Chen , Min Zhang

Large language models (LLMs) demonstrate the capacity to reconstruct and trace learned content from their training data under specific elicitation conditions, yet this capability does not manifest in standard generation contexts. This…

计算与语言 · 计算机科学 2026-03-20 Toshiyuki Shigemura

In recent years, pre-trained large language models (LLMs) have demonstrated remarkable efficiency in achieving an inference-time few-shot learning capability known as in-context learning. However, existing literature has highlighted the…

计算与语言 · 计算机科学 2024-02-14 Xinyi Wang , Wanrong Zhu , Michael Saxon , Mark Steyvers , William Yang Wang

Large language models (LLMs) exhibit pronounced conservative bias in relation extraction tasks, frequently defaulting to No_Relation label when an appropriate option is unavailable. While this behavior helps prevent incorrect relation…

计算与语言 · 计算机科学 2025-06-11 Toyin Aguda , Erik Wilson , Allan Anzagira , Simerjot Kaur , Charese Smiley

State-of-the-art neural network language models (NNLMs) represented by long short term memory recurrent neural networks (LSTM-RNNs) and Transformers are becoming highly complex. They are prone to overfitting and poor generalization when…

计算与语言 · 计算机科学 2022-08-30 Boyang Xue , Shoukang Hu , Junhao Xu , Mengzhe Geng , Xunying Liu , Helen Meng

Large Language Models (LLMs) are prone to generating plausible yet incorrect responses, known as hallucinations. Effectively detecting hallucinations is therefore crucial for the safe deployment of LLMs. Recent research has linked…

计算与语言 · 计算机科学 2026-03-03 Litian Liu , Reza Pourreza , Sunny Panchal , Apratim Bhattacharyya , Yubing Jian , Yao Qin , Roland Memisevic

Language models provide a key framework for studying linguistic theories based on prediction, but phonological analysis using large language models (LLMs) is difficult; there are few phonological benchmarks beyond English and the standard…

计算与语言 · 计算机科学 2025-06-13 Zébulon Goriely , Paula Buttery

Perturbing a deterministic $n$-dimensional matrix with small Gaussian noise is a cornerstone of smoothed analysis of algorithms [Spielman and Teng, JACM 2004], as it reduces the condition number of the input to $O(n)$, and with it the…

数据结构与算法 · 计算机科学 2026-04-28 Shabarish Chenakkod , Michał Dereziński , Xiaoyu Dong , Mark Rudelson

Large Language Models are increasingly proposed as cognitive components for robotic systems, yet their opaque decision processes make it difficult to explain success or failure in closed-loop embodied tasks. Following an empirical AI…

人工智能 · 计算机科学 2026-05-20 Oussama Zenkri , Oliver Brock

We know very little about how neural language models (LM) use prior linguistic context. In this paper, we investigate the role of context in an LSTM LM, through ablation studies. Specifically, we analyze the increase in perplexity when…

计算与语言 · 计算机科学 2018-05-15 Urvashi Khandelwal , He He , Peng Qi , Dan Jurafsky

Vision-language models (VLMs) excel in various multimodal tasks but frequently suffer from poor calibration, resulting in misalignment between their verbalized confidence and response correctness. This miscalibration undermines user trust,…

计算机视觉与模式识别 · 计算机科学 2025-04-22 Yunpu Zhao , Rui Zhang , Junbin Xiao , Ruibo Hou , Jiaming Guo , Zihao Zhang , Yifan Hao , Yunji Chen

Large-scale pretraining datasets drive the success of large language models (LLMs). However, these web-scale corpora inevitably contain large amounts of noisy data due to unregulated web content or randomness inherent in data. Although LLM…

机器学习 · 计算机科学 2026-02-03 Qizhen Zhang , Ankush Garg , Jakob Foerster , Niladri Chatterji , Kshitiz Malik , Mike Lewis

Semantic segmentation and change detection are two fundamental challenges in remote sensing, requiring models to capture either spatial semantics or temporal differences from satellite imagery. Existing deep learning models often struggle…

计算机视觉与模式识别 · 计算机科学 2026-05-01 Ali Shibli , Andrea Nascetti , Yifang Ban