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相关论文: TOT: Topology-Aware Optimal Transport For Multimod…

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We study multi-marginal optimal transport (MOT) problems where the underlying cost has a graphical structure. These graphical multi-marginal optimal transport problems have found applications in several domains including traffic flow…

最优化与控制 · 数学 2025-12-02 Jiaojiao Fan , Isabel Haasler , Qinsheng Zhang , Johan Karlsson , Yongxin Chen

Multimodal-attributed graphs (MAGs) are a fundamental data structure for multimodal graph learning (MGL), enabling both graph-centric and modality-centric tasks. However, our empirical analysis reveals inherent topology quality limitations…

机器学习 · 计算机科学 2026-03-31 Yinlin Zhu , Xunkai Li , Di Wu , Wang Luo , Miao Hu , Di Wu

The dissemination of hateful memes online has adverse effects on social media platforms and the real world. Detecting hateful memes is challenging, one of the reasons being the evolutionary nature of memes; new hateful memes can emerge by…

社会与信息网络 · 计算机科学 2023-07-10 Yiting Qu , Xinlei He , Shannon Pierson , Michael Backes , Yang Zhang , Savvas Zannettou

The proliferation of online hate speech poses a significant threat to the harmony of the web. While explicit hate is easily recognized through overt slurs, implicit hate speech is often conveyed through sarcasm, irony, stereotypes, or coded…

计算与语言 · 计算机科学 2026-02-04 Chengshuai Zhao , Shu Wan , Paras Sheth , Karan Patwa , K. Selçuk Candan , Huan Liu

Despite the success of deep learning-based algorithms, it is widely known that neural networks may fail to be robust. A popular paradigm to enforce robustness is adversarial training (AT), however, this introduces many computational and…

机器学习 · 计算机科学 2024-01-18 Nicolas Garcia Trillos , Matt Jacobs , Jakwang Kim , Matthew Werenski

Internet memes have become pervasive carriers of digital culture on social platforms. However, their heavy reliance on metaphors and sociocultural context also makes them subtle vehicles for harmful content, posing significant challenges…

计算与语言 · 计算机科学 2026-01-30 Yaocong Li , Leihan Zhang , Le Zhang , Qiang Yan

Short text clustering has gained significant attention in the data mining community. However, the limited valuable information contained in short texts often leads to low-discriminative representations, increasing the difficulty of…

机器学习 · 计算机科学 2026-03-16 Zhihao Yao

Online hate is a growing concern on many social media platforms and other sites. To combat it, technology companies are increasingly identifying and sanctioning `hateful users' rather than simply moderating hateful content. Yet, most…

社会与信息网络 · 计算机科学 2021-03-23 Zo Ahmed , Bertie Vidgen , Scott A. Hale

Hateful memes often require compositional multimodal reasoning: the image and text may appear benign in isolation, yet their interaction conveys harmful intent. Although thinking-based multimodal large language models (MLLMs) have recently…

计算与语言 · 计算机科学 2026-03-03 Mohamed Bayan Kmainasi , Mucahid Kutlu , Ali Ezzat Shahroor , Abul Hasnat , Firoj Alam

Effectively leveraging multimodal information from social media posts is essential to various downstream tasks such as sentiment analysis, sarcasm detection or hate speech classification. Jointly modeling text and images is challenging…

计算与语言 · 计算机科学 2024-02-06 Danae Sánchez Villegas , Daniel Preoţiuc-Pietro , Nikolaos Aletras

Out-of-distribution (OOD) detection remains challenging in text-rich networks, where textual features intertwine with topological structures. Existing methods primarily address label shifts or rudimentary domain-based splits, overlooking…

计算与语言 · 计算机科学 2025-09-03 Danny Wang , Ruihong Qiu , Guangdong Bai , Zi Huang

Detecting hateful content in multimodal memes presents unique challenges, as harmful messages often emerge from the complex interplay between benign images and text. We propose GatedCLIP, a Vision-Language model that enhances CLIP's…

计算机视觉与模式识别 · 计算机科学 2026-02-25 Yingying Guo , Ke Zhang , Zirong Zeng

Few-Shot Remote Sensing Scene Classification (FS-RSSC) presents the challenge of classifying remote sensing images with limited labeled samples. Existing methods typically emphasize single-modal feature learning, neglecting the potential…

计算机视觉与模式识别 · 计算机科学 2025-03-20 Zhong Ji , Ci Liu , Jingren Liu , Chen Tang , Yanwei Pang , Xuelong Li

Multimodal Attributed Graphs (MAGs) have been widely adopted for modeling complex systems by integrating multi-modal information, such as text and images, on nodes. However, we identify a discrepancy between the implicit semantic structure…

机器学习 · 计算机科学 2026-02-02 Yilong Zuo , Xunkai Li , Zhihan Zhang , Qiangqiang Dai , Ronghua Li , Guoren Wang

The proliferation of multimodal content on social media presents significant challenges in understanding and moderating complex, context-dependent issues such as misinformation, hate speech, and propaganda. While efforts have been made to…

计算与语言 · 计算机科学 2026-03-03 Mohamed Bayan Kmainasi , Abul Hasnat , Md Arid Hasan , Ali Ezzat Shahroor , Firoj Alam

Despite being the most popular privacy-enhancing network, Tor is increasingly adopted by cybercriminals to obfuscate malicious traffic, hindering the identification of malware-related communications between compromised devices and Command…

密码学与安全 · 计算机科学 2024-09-26 Ishan Karunanayake , Mashael AlSabah , Nadeem Ahmed , Sanjay Jha

Hate speech detection on Chinese social networks presents distinct challenges, particularly due to the widespread use of cloaking techniques designed to evade conventional text-based detection systems. Although large language models (LLMs)…

计算与语言 · 计算机科学 2025-08-04 Qiyao Xue , Yuchen Dou , Ryan Shi , Xiang Lorraine Li , Wei Gao

Content moderation faces a challenging task as social media's ability to spread hate speech contrasts with its role in promoting global connectivity. With rapidly evolving slang and hate speech, the adaptability of conventional deep…

机器学习 · 计算机科学 2024-04-18 Paras Sheth , Tharindu Kumarage , Raha Moraffah , Aman Chadha , Huan Liu

Knowledge graph entity typing (KGET) aims to infer missing entity type instances in knowledge graphs. Previous research has predominantly centered around leveraging contextual information associated with entities, which provides valuable…

人工智能 · 计算机科学 2024-05-24 Zhiwei Hu , Víctor Gutiérrez-Basulto , Zhiliang Xiang , Ru Li , Jeff Z. Pan

Memes often merge visuals with brief text to share humor or opinions, yet some memes contain harmful messages such as hate speech. In this paper, we introduces MemeBLIP2, a light weight multimodal system that detects harmful memes by…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Jiaqi Liu , Ran Tong , Aowei Shen , Shuzheng Li , Changlin Yang , Lisha Xu