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相关论文: Resource Mention Extraction for MOOC Discussion Fo…

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In this paper, we present an accurate and extensible approach for the coreference resolution task. We formulate the problem as a span prediction task, like in machine reading comprehension (MRC): A query is generated for each candidate…

计算与语言 · 计算机科学 2020-07-21 Wei Wu , Fei Wang , Arianna Yuan , Fei Wu , Jiwei Li

In recent years, Massive Open Online Courses (MOOCs) have witnessed immense growth in popularity. Now, due to the recent Covid19 pandemic situation, it is important to push the limits of online education. Discussion forums are primary means…

信息检索 · 计算机科学 2021-01-19 Shalini Pandey , Andrew Lan , George Karypis , Jaideep Srivastava

In this paper, we introduce the MLM (Multiple Languages and Modalities) dataset - a new resource to train and evaluate multitask systems on samples in multiple modalities and three languages. The generation process and inclusion of semantic…

机器学习 · 计算机科学 2020-10-27 Jason Armitage , Endri Kacupaj , Golsa Tahmasebzadeh , Swati , Maria Maleshkova , Ralph Ewerth , Jens Lehmann

Linking learning resources to a structured competency framework is key to enabling competency-based search and curriculum analytics in Learning Management Systems (LMS). However, manual tagging is labor-intensive, and fully automatic…

人工智能 · 计算机科学 2026-05-28 Ngoc Luyen Le , Marie-Hélène Abel , Bertrand Laforge

Multimodal Large Language Models (MLLMs) have demonstrated remarkable capabilities in processing and generating content across multiple data modalities. However, a significant drawback of MLLMs is their reliance on static training data,…

人工智能 · 计算机科学 2024-09-26 Zhanpeng Chen , Chengjin Xu , Yiyan Qi , Jian Guo

We consider problems of making sequences of decisions to accomplish tasks, interacting via the medium of language. These problems are often tackled with reinforcement learning approaches. We find that these models do not generalize well…

计算与语言 · 计算机科学 2020-10-07 Xusen Yin , Ralph Weischedel , Jonathan May

Human labeling of data can be very time-consuming and expensive, yet, in many cases it is critical for the success of the learning process. In order to minimize human labeling efforts, we propose a novel active learning solution that does…

机器学习 · 计算机科学 2020-08-10 Jonathan Zarecki , Shaul Markovitch

Time Series Classification (TSC) encompasses two settings: classifying entire sequences or classifying segmented subsequences. The raw time series for segmented TSC usually contain Multiple classes with Varying Duration of each class (MVD).…

人工智能 · 计算机科学 2025-04-24 Junru Chen , Tianyu Cao , Jing Xu , Jiahe Li , Zhilong Chen , Tao Xiao , Yang Yang

Large language models (LLMs) now solve multi-step problems by emitting extended chains of thought. During the process, they often re-derive the same intermediate steps across problems, inflating token usage and latency. This saturation of…

机器学习 · 计算机科学 2025-09-17 Aniket Didolkar , Nicolas Ballas , Sanjeev Arora , Anirudh Goyal

Multi-choice Machine Reading Comprehension (MRC) as a challenge requires models to select the most appropriate answer from a set of candidates with a given passage and question. Most of the existing researches focus on the modeling of…

计算与语言 · 计算机科学 2022-03-29 Yilin Zhao , Zhuosheng Zhang , Hai Zhao

In-context learning (ICL) can significantly enhance the complex reasoning capabilities of large language models (LLMs), with the key lying in the selection and ordering of demonstration examples. Previous methods typically relied on simple…

计算与语言 · 计算机科学 2026-01-06 Xuetao Ma , Wenbin Jiang , Hua Huang

Human-centric perceptions play a crucial role in real-world applications. While recent human-centric works have achieved impressive progress, these efforts are often constrained to the visual domain and lack interaction with human…

计算机视觉与模式识别 · 计算机科学 2024-12-20 Jie Huang , Ruibing Hou , Jiahe Zhao , Hong Chang , Shiguang Shan

Student modeling, the task of inferring a student's learning characteristics through their interactions with coursework, is a fundamental issue in intelligent education. Although the recent attempts from knowledge tracing and cognitive…

Recent developments in large pre-trained language models have enabled unprecedented performance on a variety of downstream tasks. Achieving best performance with these models often leverages in-context learning, where a model performs a…

计算与语言 · 计算机科学 2024-04-17 Alexander Scarlatos , Andrew Lan

Topic modelling is a pivotal unsupervised machine learning technique for extracting valuable insights from large document collections. Existing neural topic modelling methods often encode contextual information of documents, while ignoring…

计算与语言 · 计算机科学 2025-02-07 Yanan Ma , Chenghao Xiao , Chenhan Yuan , Sabine N van der Veer , Lamiece Hassan , Chenghua Lin , Goran Nenadic

Large language models (LLMs) have emerged as a cornerstone in real-world applications with lengthy streaming inputs (e.g., LLM-driven agents). However, existing LLMs, pre-trained on sequences with a restricted maximum length, cannot process…

计算与语言 · 计算机科学 2024-05-29 Chaojun Xiao , Pengle Zhang , Xu Han , Guangxuan Xiao , Yankai Lin , Zhengyan Zhang , Zhiyuan Liu , Maosong Sun

The paper presents an overview of the fourth edition of the Shared Task on Multilingual Coreference Resolution, organized as part of the CODI-CRAC 2025 workshop. As in the previous editions, participants were challenged to develop systems…

Context-aware recommender systems (CARSs) apply sensing and analysis of user context in order to provide personalized services. Adding context to a recommendation model is challenging, since the addition of context may increases both the…

机器学习 · 计算机科学 2020-08-07 Amit Livne , Moshe Unger , Bracha Shapira , Lior Rokach

Referring Video Object Segmentation (RVOS) aims to segment an object of interest throughout a video based on a language description. The prominent challenge lies in aligning static text with dynamic visual content, particularly when objects…

计算机视觉与模式识别 · 计算机科学 2025-09-09 Bingrui Zhao , Lin Yuanbo Wu , Xiangtian Fan , Deyin Liu , Lu Zhang , Ruyi He , Jialie Shen , Ximing Li

This paper suggests a direction of coreference resolution for online decoding on actively generated input such as dialogue, where the model accepts an utterance and its past context, then finds mentions in the current utterance as well as…

计算与语言 · 计算机科学 2022-05-24 Liyan Xu , Jinho D. Choi