中文
相关论文

相关论文: Multimodal Fake News Detection via CLIP-Guided Lea…

200 篇论文

The rapid emergence of multimodal deepfakes (visual and auditory content are manipulated in concert) undermines the reliability of existing detectors that rely solely on modality-specific artifacts or cross-modal inconsistencies. In this…

计算机视觉与模式识别 · 计算机科学 2025-05-22 Yuxuan Du , Zhendong Wang , Yuhao Luo , Caiyong Piao , Zhiyuan Yan , Hao Li , Li Yuan

With the rise of short video platforms as prominent channels for news dissemination, major platforms in China have gradually evolved into fertile grounds for the proliferation of fake news. However, distinguishing short video rumors poses a…

计算机视觉与模式识别 · 计算机科学 2023-05-18 Yuxing Yang , Junhao Zhao , Siyi Wang , Xiangyu Min , Pengchao Wang , Haizhou Wang

Diabetic retinopathy (DR) is a leading cause of preventable blindness worldwide, demanding accurate automated diagnostic systems. While general-domain vision-language models like Contrastive Language-Image Pre-Training (CLIP) perform well…

计算机视觉与模式识别 · 计算机科学 2025-12-23 Argha Kamal Samanta , Harshika Goyal , Vasudha Joshi , Tushar Mungle , Pabitra Mitra

With the increasing adoption of video anomaly detection in intelligent surveillance domains, conventional visual-based detection approaches often struggle with information insufficiency and high false-positive rates in complex environments.…

计算机视觉与模式识别 · 计算机科学 2025-06-03 Peng Wu , Wanshun Su , Guansong Pang , Yujia Sun , Qingsen Yan , Peng Wang , Yanning Zhang

The proliferation of social media platforms has fueled the rapid dissemination of fake news, posing threats to our real-life society. Existing methods use multimodal data or contextual information to enhance the detection of fake news by…

计算与语言 · 计算机科学 2024-06-21 Liang Xiao , Qi Zhang , Chongyang Shi , Shoujin Wang , Usman Naseem , Liang Hu

Prompt learning has propelled vision-language models like CLIP to excel in diverse tasks, making them ideal for federated learning due to computational efficiency. However, conventional approaches that rely solely on final-layer features…

计算机视觉与模式识别 · 计算机科学 2025-08-19 Suraj Prasad , Navyansh Mahla , Sunny Gupta , Amit Sethi

Weakly supervised multimodal video anomaly detection has gained significant attention, yet the potential of the text modality remains under-explored. Text provides explicit semantic information that can enhance anomaly characterization and…

计算机视觉与模式识别 · 计算机科学 2026-02-12 Shengyang Sun , Jiashen Hua , Junyi Feng , Xiaojin Gong

Methods based on Contrastive Language-Image Pre-training (CLIP) are nowadays extensively used in support of vision-and-language tasks involving remote sensing data, such as cross-modal retrieval. The adaptation of CLIP to this specific…

计算机视觉与模式识别 · 计算机科学 2024-11-01 João Daniel Silva , Joao Magalhaes , Devis Tuia , Bruno Martins

This work aims to adapt large-scale pre-trained vision-language models, such as contrastive language-image pretraining (CLIP), to enhance the performance of object reidentification (Re-ID) across various supervision settings. Although…

计算机视觉与模式识别 · 计算机科学 2026-01-15 Jiachen Li , Xiaojin Gong

Multimodal fusion breaks through the boundaries between diverse modalities and has already achieved notable performances. However, in many specialized fields, it is struggling to obtain sufficient alignment data for training, which…

机器学习 · 计算机科学 2024-09-24 Zijia Song , Zelin Zang , Yelin Wang , Guozheng Yang , Kaicheng yu , Wanyu Chen , Miaoyu Wang , Stan Z. Li

Accurate news representation is critical for news recommendation. Most of existing news representation methods learn news representations only from news texts while ignore the visual information in news like images. In fact, users may click…

信息检索 · 计算机科学 2022-03-24 Chuhan Wu , Fangzhao Wu , Tao Qi , Yongfeng Huang

Fake news are nowadays an issue of pressing concern, given their recent rise as a potential threat to high-quality journalism and well-informed public discourse. The Fake News Challenge (FNC-1) was organized in 2017 to encourage the…

机器学习 · 计算机科学 2021-01-22 Luís Borges , Bruno Martins , Pável Calado

Although image captioning models have made significant advancements in recent years, the majority of them heavily depend on high-quality datasets containing paired images and texts which are costly to acquire. Previous works leverage the…

计算机视觉与模式识别 · 计算机科学 2023-12-15 Zhiyue Liu , Jinyuan Liu , Fanrong Ma

Short video platforms have become an important channel for news sharing, but also a new breeding ground for fake news. To mitigate this problem, research of fake news video detection has recently received a lot of attention. Existing works…

多媒体 · 计算机科学 2022-12-05 Peng Qi , Yuyan Bu , Juan Cao , Wei Ji , Ruihao Shui , Junbin Xiao , Danding Wang , Tat-Seng Chua

This paper focuses on the recently popular task of point cloud completion guided by multimodal information. Although existing methods have achieved excellent performance by fusing auxiliary images, there are still some deficiencies,…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Wei Song , Jun Zhou , Mingjie Wang , Hongchen Tan , Nannan Li , Xiuping Liu

CLIP has shown promising performance across many short-text tasks in a zero-shot manner. However, limited by the input length of the text encoder, CLIP struggles on under-stream tasks with long-text inputs ($>77$ tokens). To remedy this…

计算机视觉与模式识别 · 计算机科学 2025-07-30 Bingchao Wang , Zhiwei Ning , Jianyu Ding , Xuanang Gao , Yin Li , Dongsheng Jiang , Jie Yang , Wei Liu

This paper introduces a novel approach to person identification using hand images, designed specifically for criminal investigations. The method is particularly valuable in serious crimes such as sexual abuse, where hand images are often…

计算机视觉与模式识别 · 计算机科学 2025-07-31 Nathanael L. Baisa , Babu Pallam , Amudhavel Jayavel

Recently, neural networks based on multi-task learning have achieved promising performance on fake news detection, which focus on learning shared features among tasks as complementary features to serve different tasks. However, in most of…

计算与语言 · 计算机科学 2019-09-05 Lianwei Wu , Yuan Rao , Haolin Jin , Ambreen Nazir , Ling Sun

With the rise in manipulated media, deepfake detection has become an imperative task for preserving the authenticity of digital content. In this paper, we present a novel multi-modal audio-video framework designed to concurrently process…

计算机视觉与模式识别 · 计算机科学 2023-09-14 Aaditya Kharel , Manas Paranjape , Aniket Bera

In recent years, the rapid evolution of large vision-language models (LVLMs) has driven a paradigm shift in multimodal fake news detection (MFND), transforming it from traditional feature-engineering approaches to unified, end-to-end…

人工智能 · 计算机科学 2026-01-23 Wei Ai , Yilong Tan , Yuntao Shou , Tao Meng , Haowen Chen , Zhixiong He , Keqin Li