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Characterizing a large language model's (LLM's) knowledge of a given question is challenging. As a result, prior work has primarily examined LLM behavior under knowledge conflicts, where the model's internal parametric memory contradicts…

计算与语言 · 计算机科学 2025-10-17 Yuxin Xiao , Shan Chen , Jack Gallifant , Danielle Bitterman , Thomas Hartvigsen , Marzyeh Ghassemi

Large language models (LLMs) have shown impressive prowess in solving a wide range of tasks with world knowledge. However, it remains unclear how well LLMs are able to perceive their factual knowledge boundaries, particularly under…

计算与语言 · 计算机科学 2024-11-20 Ruiyang Ren , Yuhao Wang , Yingqi Qu , Wayne Xin Zhao , Jing Liu , Hao Tian , Hua Wu , Ji-Rong Wen , Haifeng Wang

Multilingual speech recognition for both monolingual and code-switching speech is a challenging task. Recently, based on the Mixture of Experts (MoE), many works have made good progress in multilingual and code-switching ASR, but present…

声音 · 计算机科学 2023-07-17 Wenxuan Wang , Guodong Ma , Yuke Li , Binbin Du

This work presents a framework for assessing whether large language models (LLMs) encode more factual knowledge in their parameters than what they express in their outputs. While a few studies hint at this possibility, none has clearly…

计算与语言 · 计算机科学 2025-08-07 Zorik Gekhman , Eyal Ben David , Hadas Orgad , Eran Ofek , Yonatan Belinkov , Idan Szpektor , Jonathan Herzig , Roi Reichart

Knowledge represented in Large Language Models (LLMs) is quite often incorrect and can also become obsolete over time. Updating knowledge via fine-tuning is computationally resource-hungry and not reliable, and so knowledge editing (KE) has…

计算与语言 · 计算机科学 2023-12-21 Weixuan Wang , Barry Haddow , Alexandra Birch

Imitation learning enables robots to acquire manipulation skills from demonstrations, yet deploying a policy across tasks with heterogeneous dynamics remains challenging, as models tend to average over distinct behavioral modes present in…

Next location prediction plays a critical role in understanding human mobility patterns. However, existing approaches face two core limitations: (1) they fall short in capturing the complex, multi-functional semantics of real-world…

人工智能 · 计算机科学 2025-06-02 Shuai Liu , Ning Cao , Yile Chen , Yue Jiang , Gao Cong

Large-language models (LLMs) can support a wide range of applications like conversational agents, creative writing or general query answering. However, they are ill-suited for query answering in high-stake domains like medicine because they…

计算与语言 · 计算机科学 2024-02-09 Nico Potyka , Yuqicheng Zhu , Yunjie He , Evgeny Kharlamov , Steffen Staab

Recent research has demonstrated that Feed-Forward Networks (FFNs) in Large Language Models (LLMs) play a pivotal role in storing diverse linguistic and factual knowledge. Conventional methods frequently face challenges due to knowledge…

Large language models (LLMs) have demonstrated impressive capabilities in aiding developers with tasks like code comprehension, generation, and translation. Supporting multilingual programming -- i.e., coding tasks across multiple…

编程语言 · 计算机科学 2025-06-25 Yifan Zong , Yuntian Deng , Pengyu Nie

We propose Knowledge Crosswords, a geometric knowledge reasoning benchmark consisting of incomplete knowledge networks bounded by structured factual constraints, where LLMs are tasked with inferring the missing facts to meet all…

计算与语言 · 计算机科学 2024-06-26 Wenxuan Ding , Shangbin Feng , Yuhan Liu , Zhaoxuan Tan , Vidhisha Balachandran , Tianxing He , Yulia Tsvetkov

In recent years, large language models (LLMs) have demonstrated significant success in performing varied natural language tasks such as language translation, question-answering, summarizing, fact-checking, etc. Despite LLMs' impressive…

计算与语言 · 计算机科学 2025-03-03 Bishwamittra Ghosh , Sarah Hasan , Naheed Anjum Arafat , Arijit Khan

Although large language models (LLMs) store vast amount of knowledge in their parameters, they still have limitations in the memorization and utilization of certain knowledge, leading to undesired behaviors such as generating untruthful and…

计算与语言 · 计算机科学 2025-05-28 Moxin Li , Yong Zhao , Wenxuan Zhang , Shuaiyi Li , Wenya Xie , See-Kiong Ng , Tat-Seng Chua , Yang Deng

Multilingual large language models (LLMs) have minimized the fluency gap between languages. This advancement, however, exposes models to the risk of biased behavior, as knowledge and norms may propagate across languages. In this work, we…

Large language models (LLMs) have been widely applied to assist in finding solutions for diverse questions. Prior work has proposed representing a method as a pair of a question and its corresponding solution, enabling method reuse.…

计算与语言 · 计算机科学 2025-10-17 Hong Su

This paper investigates how large language models (LLMs) behave when faced with discrepancies between their parametric knowledge and conflicting information contained in a prompt. Building on prior question-answering (QA) research, we…

Supervised fine-tuning (SFT) is a crucial step for large language models (LLMs), enabling them to align with human instructions and enhance their capabilities in downstream tasks. Increasing instruction data substantially is a direct…

Large language models (LLMs) can store a significant amount of factual knowledge in their parameters. However, their parametric knowledge may conflict with the information provided in the context. Such conflicts can lead to undesirable…

Large language models (LLMs) have demonstrated remarkable proficiency in understanding and generating responses to complex queries through large-scale pre-training. However, the efficacy of these models in memorizing and reasoning among…

计算与语言 · 计算机科学 2024-02-23 Qiyuan He , Yizhong Wang , Wenya Wang

Pretrained multilingual language models (LMs) can be successfully transformed into multilingual sentence encoders (SEs; e.g., LaBSE, xMPNet) via additional fine-tuning or model distillation with parallel data. However, it remains unclear…

计算与语言 · 计算机科学 2022-10-14 Ivan Vulić , Goran Glavaš , Fangyu Liu , Nigel Collier , Edoardo Maria Ponti , Anna Korhonen