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To efficiently select optimal dataset combinations for enhancing multi-task learning (MTL) performance in large language models, we proposed a novel framework that leverages a neural network to predict the best dataset combinations. The…

计算与语言 · 计算机科学 2025-05-06 Zaifu Zhan , Rui Zhang

The rapid dissemination of misinformation through social media increased the importance of automated fact-checking. Furthermore, studies on what deep neural models pay attention to when making predictions have increased in recent years.…

计算与语言 · 计算机科学 2024-02-12 Recep Firat Cekinel , Pinar Karagoz

Although highly correlated, speech and speaker recognition have been regarded as two independent tasks and studied by two communities. This is certainly not the way that people behave: we decipher both speech content and speaker traits at…

计算与语言 · 计算机科学 2016-09-28 Zhiyuan Tang , Lantian Li , Dong Wang

Previous efforts to automate the detection of social and political events in text have primarily focused on identifying events described within single sentences or documents. Within a corpus of documents, these automated systems are unable…

计算与语言 · 计算机科学 2020-05-07 Benjamin J. Radford

In this paper, we describe an approach for modelling causal reasoning in natural language by detecting counterfactuals in text using multi-head self-attention weights. We use pre-trained transformer models to extract contextual embeddings…

计算与语言 · 计算机科学 2020-06-02 Rajaswa Patil , Veeky Baths

Informational bias is widely present in news articles. It refers to providing one-sided, selective or suggestive information of specific aspects of certain entity to guide a specific interpretation, thereby biasing the reader's opinion.…

计算与语言 · 计算机科学 2022-01-26 Shijia Guo , Kenny Q. Zhu

We propose the task of narrative incoherence detection as a new arena for inter-sentential semantic understanding: Given a multi-sentence narrative, decide whether there exist any semantic discrepancies in the narrative flow. Specifically,…

计算与语言 · 计算机科学 2021-04-16 Deng Cai , Yizhe Zhang , Yichen Huang , Wai Lam , Bill Dolan

Event detection refers to identifying event occurrences in a text and comprises of two subtasks; event identification and classification. We present EDM3, a novel approach for Event Detection that formulates three generative tasks:…

计算与语言 · 计算机科学 2023-05-29 Ujjwala Anantheswaran , Himanshu Gupta , Mihir Parmar , Kuntal Kumar Pal , Chitta Baral

Social media has become an important information source for crisis management and provides quick access to ongoing developments and critical information. However, classification models suffer from event-related biases and highly imbalanced…

计算与语言 · 计算机科学 2022-11-22 Philipp Seeberger , Korbinian Riedhammer

Deep learning based approaches have achieved significant progresses in different tasks like classification, detection, segmentation, and so on. Ensemble learning is widely known to further improve performance by combining multiple…

计算机视觉与模式识别 · 计算机科学 2019-05-17 Danlu Chen , Xu-Yao Zhang , Wei Zhang , Yao Lu , Xiuli Li , Tao Mei

Sentiment analysis is the Natural Language Processing (NLP) task dealing with the detection and classification of sentiments in texts. While some tasks deal with identifying the presence of sentiment in the text (Subjectivity analysis),…

计算与语言 · 计算机科学 2017-07-06 Souvick Ghosh , Satanu Ghosh , Dipankar Das

We propose a new test to measure a text model's multitask accuracy. The test covers 57 tasks including elementary mathematics, US history, computer science, law, and more. To attain high accuracy on this test, models must possess extensive…

计算机与社会 · 计算机科学 2021-01-13 Dan Hendrycks , Collin Burns , Steven Basart , Andy Zou , Mantas Mazeika , Dawn Song , Jacob Steinhardt

Fake news detection research is still in the early stage as this is a relatively new phenomenon in the interest raised by society. Machine learning helps to solve complex problems and to build AI systems nowadays and especially in those…

计算与语言 · 计算机科学 2022-01-20 Sajjad Ahmed , Knut Hinkelmann , Flavio Corradini

Supervised text models are a valuable tool for political scientists but present several obstacles to their use, including the expense of hand-labeling documents, the difficulty of retrieving rare relevant documents for annotation, and…

计算与语言 · 计算机科学 2025-06-18 Andrew Halterman

Recognizing named entities in a document is a key task in many NLP applications. Although current state-of-the-art approaches to this task reach a high performance on clean text (e.g. newswire genres), those algorithms dramatically degrade…

计算与语言 · 计算机科学 2019-06-11 Gustavo Aguilar , A. Pastor López-Monroy , Fabio A. González , Thamar Solorio

During the onset of a disaster event, filtering relevant information from the social web data is challenging due to its sparse availability and practical limitations in labeling datasets of an ongoing crisis. In this paper, we hypothesize…

计算与语言 · 计算机科学 2020-10-22 Jitin Krishnan , Hemant Purohit , Huzefa Rangwala

SemEval-2024 Task 8 introduces the challenge of identifying machine-generated texts from diverse Large Language Models (LLMs) in various languages and domains. The task comprises three subtasks: binary classification in monolingual and…

计算与语言 · 计算机科学 2024-01-24 Feng Xiong , Thanet Markchom , Ziwei Zheng , Subin Jung , Varun Ojha , Huizhi Liang

Mining social media content for tasks such as detecting personal experiences or events, suffer from lexical sparsity, insufficient training data, and inventive lexicons. To reduce the burden of creating extensive labeled data and improve…

计算与语言 · 计算机科学 2020-04-23 Payam Karisani , Joyce C. Ho , Eugene Agichtein

Named Entity Recognition for social media data is challenging because of its inherent noisiness. In addition to improper grammatical structures, it contains spelling inconsistencies and numerous informal abbreviations. We propose a novel…

计算与语言 · 计算机科学 2019-06-11 Gustavo Aguilar , Suraj Maharjan , Adrian Pastor López-Monroy , Thamar Solorio

Social networking sites, blogs, and online articles are instant sources of news for internet users globally. However, in the absence of strict regulations mandating the genuineness of every text on social media, it is probable that some of…

计算与语言 · 计算机科学 2022-12-08 Arjun Choudhry , Inder Khatri , Minni Jain , Dinesh Kumar Vishwakarma