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The rise of multi-modal search requests from users has highlighted the importance of multi-modal retrieval (i.e. image-to-text or text-to-image retrieval), yet the more complex task of image-to-multi-modal retrieval, crucial for many…

信息检索 · 计算机科学 2024-06-11 Zida Cheng , Chen Ju , Shuai Xiao , Xu Chen , Zhonghua Zhai , Xiaoyi Zeng , Weilin Huang , Junchi Yan

Bottlenecks such as the latency in correcting assignments and providing a grade for Massive Open Online Courses (MOOCs) could impact the levels of interest among learners. In this proposal for an auto-grading system, we present a method to…

计算机与社会 · 计算机科学 2018-12-04 Swapneel Mehta , Chirag Raman , Nitin Ayer , Sameer Sahasrabudhe

A real-world application or setting involves interaction between different modalities (e.g., video, speech, text). In order to process the multimodal information automatically and use it for an end application, Multimodal Representation…

计算机视觉与模式识别 · 计算机科学 2022-11-08 Abhinav Joshi , Naman Gupta , Jinang Shah , Binod Bhattarai , Ashutosh Modi , Danail Stoyanov

Heterogeneous networks not only present a challenge of heterogeneity in the types of nodes and relations, but also the attributes and content associated with the nodes. While recent works have looked at representation learning on…

社会与信息网络 · 计算机科学 2018-05-15 Chuxu Zhang , Ananthram Swami , Nitesh V. Chawla

Massive Open Online Courses (MOOCs) platforms are becoming increasingly popular in recent years. Online learners need to watch the whole course video on MOOC platforms to learn the underlying new knowledge, which is often tedious and…

人机交互 · 计算机科学 2024-02-23 Zhiguang Zhou , Li Ye , Lihong Cai , Lei Wang , Yigang Wang , Yongheng Wang , Wei Chen , Yong Wang

In recent years, unsupervised and self-supervised graph representation learning has gained popularity in the research community. However, most proposed methods are focused on homogeneous networks, whereas real-world graphs often contain…

机器学习 · 计算机科学 2024-02-29 Piotr Bielak , Tomasz Kajdanowicz

Educational technology has obtained great importance over the last fifteen years. At present, the umbrella of educational technology incorporates multitudes of engaging online environments and fields. Learning analytics and Massive Open…

计算机与社会 · 计算机科学 2018-02-27 Mohammad Khalil

Learning Analytics is an emerging field in the vast areas of Educational Technology and Technology Enhanced Learning (TEL). It provides tools and techniques that offer researchers the ability to analyze, study, and benchmark institutions,…

计算机与社会 · 计算机科学 2016-06-14 Mohammad Khalil , Behnam Taraghi , Martin Ebner

Multimodal learning aims to capture both shared and private information from multiple modalities. However, existing methods that project all modalities into a single latent space for fusion often overlook the asynchronous, multi-level…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Chunlei Meng , Guanhong Huang , Rong Fu , Runmin Jian , Zhongxue Gan , Chun Ouyang

Hybridizing machine learning techniques with metaheuristics has attracted significant attention in recent years. Many attempts employ supervised or reinforcement learning to support the decision-making of heuristic methods. However, in some…

机器学习 · 计算机科学 2026-02-25 Bruna C. B. Charytitsch , Mariá C. V. Nascimento

Multi-modal knowledge graph completion (MMKGC) aims to discover unobserved knowledge from given knowledge graphs, collaboratively leveraging structural information from the triples and multi-modal information of the entities to overcome the…

人工智能 · 计算机科学 2024-12-17 Yichi Zhang , Zhuo Chen , Lingbing Guo , Yajing Xu , Binbin Hu , Ziqi Liu , Wen Zhang , Huajun Chen

Multi-view learning (MVL) has gained great success in integrating information from multiple perspectives of a dataset to improve downstream task performance. To make MVL methods more practical in an open-ended environment, this paper…

机器学习 · 计算机科学 2023-10-16 Depeng Li , Tianqi Wang , Junwei Chen , Kenji Kawaguchi , Cheng Lian , Zhigang Zeng

Multimodal learning has been a field of increasing interest, aiming to combine various modalities in a single joint representation. Especially in the area of visiolinguistic (VL) learning multiple models and techniques have been developed,…

机器学习 · 计算机科学 2024-03-26 Maria Lymperaiou , Giorgos Stamou

Unsupervised Multiplex Graph Learning (UMGL) aims to learn node representations on various edge types without manual labeling. However, existing research overlooks a key factor: the reliability of the graph structure. Real-world data often…

机器学习 · 计算机科学 2024-09-27 Zhixiang Shen , Shuo Wang , Zhao Kang

Recent works in multimodal recommendations, which leverage diverse modal information to address data sparsity and enhance recommendation accuracy, have garnered considerable interest. Two key processes in multimodal recommendations are…

信息检索 · 计算机科学 2025-05-23 Jinfeng Xu , Zheyu Chen , Wei Wang , Xiping Hu , Sang-Wook Kim , Edith C. H. Ngai

Graph representation learning (GRL) has emerged as an effective technique for modeling graph-structured data. When modeling heterogeneity and dynamics in real-world complex networks, GRL methods designed for complex heterogeneous temporal…

社会与信息网络 · 计算机科学 2026-05-19 Huan Liu , Pengfei Jiao , Mengzhou Gao , Chaochao Chen , Di Jin

With the rapid expansion of scientific literature, scholars increasingly demand precise and high-quality paper recommendations. Among various recommendation methodologies, graph-based approaches have garnered attention by effectively…

信息检索 · 计算机科学 2025-10-15 Wenjin Xie , Tao Jia

Multimodal representation learning is fundamentally about transforming incomparable modalities into comparable representations. While prior research primarily focused on explicitly aligning these representations through targeted learning…

机器学习 · 计算机科学 2025-06-16 Megan Tjandrasuwita , Chanakya Ekbote , Liu Ziyin , Paul Pu Liang

Learning distributed node representations in networks has been attracting increasing attention recently due to its effectiveness in a variety of applications. Existing approaches usually study networks with a single type of proximity…

社会与信息网络 · 计算机科学 2017-09-21 Meng Qu , Jian Tang , Jingbo Shang , Xiang Ren , Ming Zhang , Jiawei Han

This work is an attempt to discover hidden structural configurations in learning activity sequences of students in Massive Open Online Courses (MOOCs). Leveraging combined representations of video clickstream interactions and forum…

计算机与社会 · 计算机科学 2014-09-23 Tanmay Sinha , Nan Li , Patrick Jermann , Pierre Dillenbourg