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相关论文: Reducing Hallucinations in Neural Machine Translat…

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Large Language Models (LLMs) have gained significant popularity for their impressive performance across diverse fields. However, LLMs are prone to hallucinate untruthful or nonsensical outputs that fail to meet user expectations in many…

计算与语言 · 计算机科学 2023-11-23 Tianhang Zhang , Lin Qiu , Qipeng Guo , Cheng Deng , Yue Zhang , Zheng Zhang , Chenghu Zhou , Xinbing Wang , Luoyi Fu

Without real bilingual corpus available, unsupervised Neural Machine Translation (NMT) typically requires pseudo parallel data generated with the back-translation method for the model training. However, due to weak supervision, the pseudo…

计算与语言 · 计算机科学 2019-01-15 Shuo Ren , Zhirui Zhang , Shujie Liu , Ming Zhou , Shuai Ma

Neural Machine Translation (NMT) has become the new state-of-the-art in several language pairs. However, it remains a challenging problem how to integrate NMT with a bilingual dictionary which mainly contains words rarely or never seen in…

计算与语言 · 计算机科学 2016-10-25 Jiajun Zhang , Chengqing Zong

Large language models(LLMs) excel at text generation and knowledge question-answering tasks, but they are prone to generating hallucinated content, severely limiting their application in high-risk domains. Current hallucination detection…

计算与语言 · 计算机科学 2025-12-25 Shize Liang , Hongzhi Wang

Neural Machine Translation (NMT) has reached a level of maturity to be recognized as the premier method for the translation between different languages and aroused interest in different research areas, including software engineering. A key…

计算与语言 · 计算机科学 2022-03-31 Pietro Liguori , Cristina Improta , Simona De Vivo , Roberto Natella , Bojan Cukic , Domenico Cotroneo

Recent works have shown that Neural Machine Translation (NMT) models achieve impressive performance, however, questions about understanding the behavior of these models remain unanswered. We investigate the unexpected volatility of NMT…

计算与语言 · 计算机科学 2020-05-27 Marzieh Fadaee , Christof Monz

Neural Machine Translation (NMT) systems are known to degrade when confronted with noisy data, especially when the system is trained only on clean data. In this paper, we show that augmenting training data with sentences containing…

计算与语言 · 计算机科学 2019-03-13 Antonios Anastasopoulos , Alison Lui , Toan Nguyen , David Chiang

Addressing the issue of hallucinations in large language models (LLMs) is a critical challenge. As the cognitive mechanisms of hallucination have been related to memory, here we explore hallucination for LLM that is enabled with explicit…

计算与语言 · 计算机科学 2024-07-25 Georgios Kollias , Payel Das , Subhajit Chaudhury

Document-level context for neural machine translation (NMT) is crucial to improve the translation consistency and cohesion, the translation of ambiguous inputs, as well as several other linguistic phenomena. Many works have been published…

计算与语言 · 计算机科学 2023-06-09 Christian Herold , Hermann Ney

Score-based diffusion models have achieved incredible performance in generating realistic images, audio, and video data. While these models produce high-quality samples with impressive details, they often introduce unrealistic artifacts,…

机器学习 · 计算机科学 2025-03-06 Rui Lu , Runzhe Wang , Kaifeng Lyu , Xitai Jiang , Gao Huang , Mengdi Wang

Neural Machine Translation (NMT) is an end-to-end learning approach for automated translation, with the potential to overcome many of the weaknesses of conventional phrase-based translation systems. Unfortunately, NMT systems are known to…

Multilingual Neural Machine Translation (NMT) models are capable of translating between multiple source and target languages. Despite various approaches to train such models, they have difficulty with zero-shot translation: translating…

计算与语言 · 计算机科学 2019-03-19 Naveen Arivazhagan , Ankur Bapna , Orhan Firat , Roee Aharoni , Melvin Johnson , Wolfgang Macherey

Like students facing hard exam questions, large language models sometimes guess when uncertain, producing plausible yet incorrect statements instead of admitting uncertainty. Such "hallucinations" persist even in state-of-the-art systems…

计算与语言 · 计算机科学 2025-09-08 Adam Tauman Kalai , Ofir Nachum , Santosh S. Vempala , Edwin Zhang

Hallucinated translations pose significant threats and safety concerns when it comes to the practical deployment of machine translation systems. Previous research works have identified that detectors exhibit complementary performance…

计算与语言 · 计算机科学 2024-02-22 Anas Himmi , Guillaume Staerman , Marine Picot , Pierre Colombo , Nuno M. Guerreiro

Back-translation is a critical component of Unsupervised Neural Machine Translation (UNMT), which generates pseudo parallel data from target monolingual data. A UNMT model is trained on the pseudo parallel data with translated source, and…

计算与语言 · 计算机科学 2022-03-24 Zhiwei He , Xing Wang , Rui Wang , Shuming Shi , Zhaopeng Tu

Many works proposed methods to improve the performance of Neural Machine Translation (NMT) models in a domain/multi-domain adaptation scenario. However, an understanding of how NMT baselines represent text domain information internally is…

计算与语言 · 计算机科学 2021-09-17 Maksym Del , Elizaveta Korotkova , Mark Fishel

Large language models are successful in answering factoid questions but are also prone to hallucination. We investigate the phenomenon of LLMs possessing correct answer knowledge yet still hallucinating from the perspective of inference…

计算与语言 · 计算机科学 2024-10-29 Che Jiang , Biqing Qi , Xiangyu Hong , Dayuan Fu , Yang Cheng , Fandong Meng , Mo Yu , Bowen Zhou , Jie Zhou

``Phoneme Hallucinations (PH)'' commonly occur in low-bitrate DNN-based codecs. It is the generative decoder's attempt to synthesize plausible outputs from excessively compressed tokens missing some semantic information. In this work, we…

音频与语音处理 · 电气工程与系统科学 2026-02-09 Jayeon Yi , Minje Kim

Large Language Models (LLMs) are powerful linguistic engines but remain susceptible to hallucinations: plausible-sounding outputs that are factually incorrect or unsupported. In this work, we present a mathematically grounded framework to…

计算与语言 · 计算机科学 2025-11-20 Moses Kiprono

Scarcity of parallel sentence pairs is a major challenge for training high quality neural machine translation (NMT) models in bilingually low-resource scenarios, as NMT is data-hungry. Multi-task learning is an elegant approach to inject…

计算与语言 · 计算机科学 2020-01-13 Poorya Zaremoodi , Gholamreza Haffari