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Systems for knowledge-intensive tasks such as open-domain question answering (QA) usually consist of two stages: efficient retrieval of relevant documents from a large corpus and detailed reading of the selected documents to generate…

计算与语言 · 计算机科学 2022-12-06 Zhengbao Jiang , Luyu Gao , Jun Araki , Haibo Ding , Zhiruo Wang , Jamie Callan , Graham Neubig

Multimodalities provide promising performance than unimodality in most tasks. However, learning the semantic of the representations from multimodalities efficiently is extremely challenging. To tackle this, we propose the Transformer based…

计算机视觉与模式识别 · 计算机科学 2019-11-14 Wubo Li , Wei Zou , Xiangang Li

Student assessment is one of the most fundamental tasks in the field of AI Education (AIEd). One of the most common approach to student assessment is Knowledge Tracing (KT), which evaluates a student's knowledge state by predicting whether…

计算机与社会 · 计算机科学 2022-05-02 Suyeong An , Junghoon Kim , Minsam Kim , Juneyoung Park

Knowledge distillation (KD), as an efficient and effective model compression technique, has been receiving considerable attention in deep learning. The key to its success is to transfer knowledge from a large teacher network to a small…

机器学习 · 计算机科学 2021-01-28 Liyuan Sun , Jianping Gou , Baosheng Yu , Lan Du , Dacheng Tao

Knowledge Tracing (KT) models face a critical ``Performance-Complexity Trap'': capturing complex cognitive dynamics like learning sessions and memory decay typically requires deep hierarchical architectures, which incur prohibitive…

人工智能 · 计算机科学 2025-12-09 Xiao-li Xia , Hou-biao Li

Modern artificial intelligence systems depend heavily on large datasets for both training and transferring knowledge between models. Knowledge distillation, transfer learning, and dataset distillation have made such transfers more…

机器学习 · 计算机科学 2025-11-25 Pratham Sorte

Knowledge tracing plays a pivotal role in intelligent tutoring systems. This task aims to predict the probability of students answering correctly to specific questions. To do so, knowledge tracing systems should trace the knowledge state of…

人工智能 · 计算机科学 2023-06-13 Hyeondey Kim , Jinwoo Nam , Minjae Lee , Yun Jegal , Kyungwoo Song

Knowledge tracing is a sequence prediction problem where the goal is to predict the outcomes of students over questions as they are interacting with a learning platform. By tracking the evolution of the knowledge of some student, one can…

信息检索 · 计算机科学 2018-11-16 Jill-Jênn Vie , Hisashi Kashima

We study Latent Recurrent Transformer (LRT), a lightweight augmentation of autoregressive transformers that reuses a high-level source-layer hidden state from the previous token as recurrent memory for the next token. Because this source…

We present LLM-KT, a flexible framework designed to enhance collaborative filtering (CF) models by seamlessly integrating LLM (Large Language Model)-generated features. Unlike existing methods that rely on passing LLM-generated features as…

Pretrained language models have led to significant performance gains in many NLP tasks. However, the intensive computing resources to train such models remain an issue. Knowledge distillation alleviates this problem by learning a…

计算与语言 · 计算机科学 2020-05-04 Linqing Liu , Huan Wang , Jimmy Lin , Richard Socher , Caiming Xiong

This article presents a new quantum-like model for cognition explicitly based on knowledge. It is shown that this model, called QKT (quantum knowledge-based theory), is able to coherently describe some experimental results that are…

神经元与认知 · 定量生物学 2016-11-29 Riccardo Franco

Knowledge components (KCs) mapped to problems help model student learning, tracking their mastery levels on fine-grained skills thereby facilitating personalized learning and feedback in online learning platforms. However, crafting and…

Large Language Models (LLMs) have recently demonstrated exceptional performance in various Natural Language Processing (NLP) tasks. They have also shown the ability to perform chain-of-thought (CoT) reasoning to solve complex problems.…

计算与语言 · 计算机科学 2023-12-19 Lei Wang , Yi Hu , Jiabang He , Xing Xu , Ning Liu , Hui Liu , Heng Tao Shen

In contrast to pedagogies like evidence-based teaching, personalized adaptive learning (PAL) distinguishes itself by closely monitoring the progress of individual students and tailoring the learning path to their unique knowledge and…

计算机与社会 · 计算机科学 2024-05-09 Ming Kuo , Shouvon Sarker , Lijun Qian , Yujian Fu , Xiangfang Li , Xishuang Dong

With more deep learning techniques being introduced into the knowledge tracing domain, the interpretability issue of the knowledge tracing models has aroused researchers' attention. Our previous study(Lu et al. 2020) on building and…

人工智能 · 计算机科学 2021-11-02 Deliang Wang , Yu Lu , Qinggang Meng , Penghe Chen

Recent student knowledge modeling algorithms such as Deep Knowledge Tracing (DKT) and Dynamic Key-Value Memory Networks (DKVMN) have been shown to produce accurate predictions of problem correctness within the same learning system. However,…

计算机与社会 · 计算机科学 2020-09-02 Richard Scruggs , Ryan S. Baker , Bruce M. McLaren

The Teacher-Student (T-S) framework is widely utilized in the classification tasks, through which the performance of one neural network (the student) can be improved by transferring knowledge from another trained neural network (the…

计算机视觉与模式识别 · 计算机科学 2020-08-25 Hui Wen , Yue Wu , Chenming Yang , Jingjing Li , Yue Zhu , Xu Jiang , Hancong Duan

Knowledge distillation is a powerful technique for transferring knowledge from a pre-trained teacher model to a student model. However, the true potential of knowledge transfer has not been fully explored. Existing approaches primarily…

机器学习 · 计算机科学 2023-06-23 Shuoxi Zhang , Hanpeng Liu , Kun He

Dynamic Scene Graph Generation (DSGG) aims to create a scene graph for each video frame by detecting objects and predicting their relationships. Weakly Supervised DSGG (WS-DSGG) reduces annotation workload by using an unlocalized scene…

计算机视觉与模式识别 · 计算机科学 2025-08-08 Zhu Xu , Ting Lei , Zhimin Li , Guan Wang , Qingchao Chen , Yuxin Peng , Yang liu