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Related papers: Visual Language Models as Zero-Shot Deepfake Detec…

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Vision-Language Models (VLMs) have demonstrated strong capabilities in aligning visual and textual modalities, enabling a wide range of applications in multimodal understanding and generation. While they excel in zero-shot and transfer…

Computer Vision and Pattern Recognition · Computer Science 2025-09-25 Hao Dong , Moru Liu , Jian Liang , Eleni Chatzi , Olga Fink

This paper presents novel benchmarks for evaluating vision-language models (VLMs) in zero-shot recognition, focusing on granularity and specificity. Although VLMs excel in tasks like image captioning, they face challenges in open-world…

Computer Vision and Pattern Recognition · Computer Science 2024-06-19 Zhenlin Xu , Yi Zhu , Tiffany Deng , Abhay Mittal , Yanbei Chen , Manchen Wang , Paolo Favaro , Joseph Tighe , Davide Modolo

Vision-language models (VLMs) embed aligned image-text pairs into a joint space but often rely on deterministic embeddings, assuming a one-to-one correspondence between images and texts. This oversimplifies real-world relationships, which…

Computer Vision and Pattern Recognition · Computer Science 2025-10-07 Sanghyuk Chun , Wonjae Kim , Song Park , Sangdoo Yun

Recent advances in vision-language models (VLMs) trained on web-scale image-text pairs have enabled impressive zero-shot transfer across a diverse range of visual tasks. However, comprehensive and independent evaluation beyond standard…

Computer Vision and Pattern Recognition · Computer Science 2026-04-07 Jia Chengyu , AprilPyone MaungMaung , Huy H. Nguyen , Jinyin Chen , Isao Echizen

Recent advancements in Vision-Language Models (VLMs) have demonstrated strong capabilities in general visual reasoning, yet their applicability to rigorous biometric tasks remains unexplored. This work presents an exploratory study…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Marta Robledo-Moreno , Ruben Vera-Rodriguez , Ruben Tolosana , Javier Ortega-Garcia

Vision-language models (VLMs) trained on internet-scale data achieve remarkable zero-shot detection performance on common objects like car, truck, and pedestrian. However, state-of-the-art models still struggle to generalize to…

Computer Vision and Pattern Recognition · Computer Science 2025-10-24 Peter Robicheaux , Matvei Popov , Anish Madan , Isaac Robinson , Joseph Nelson , Deva Ramanan , Neehar Peri

Recent advances in image generation have led to the widespread availability of highly realistic synthetic media, increasing the difficulty of reliable deepfake detection. A key challenge is generalization, as detectors trained on a narrow…

Computer Vision and Pattern Recognition · Computer Science 2025-12-22 Yichen Jiang , Mohammed Talha Alam , Sohail Ahmed Khan , Duc-Tien Dang-Nguyen , Fakhri Karray

Large language models (LLMs) have been effectively used for many computer vision tasks, including image classification. In this paper, we present a simple yet effective approach for zero-shot image classification using multimodal LLMs.…

Computer Vision and Pattern Recognition · Computer Science 2025-06-27 Abdelrahman Abdelhamed , Mahmoud Afifi , Alec Go

Deepfakes are realistic face manipulations that can pose serious threats to security, privacy, and trust. Existing methods mostly treat this task as binary classification, which uses digital labels or mask signals to train the detection…

Computer Vision and Pattern Recognition · Computer Science 2024-02-08 Ke Sun , Shen Chen , Taiping Yao , Haozhe Yang , Xiaoshuai Sun , Shouhong Ding , Rongrong Ji

Reliable face forgery detection algorithms are crucial for countering the growing threat of deepfake-driven disinformation. Previous research has demonstrated the potential of Multimodal Large Language Models (MLLMs) in identifying…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Siran Peng , Zipei Wang , Li Gao , Xiangyu Zhu , Tianshuo Zhang , Ajian Liu , Haoyuan Zhang , Zhen Lei

Vision-language models (VLMs) like CLIP have been cherished for their ability to perform zero-shot visual recognition on open-vocabulary concepts. This is achieved by selecting the object category whose textual representation bears the…

Computer Vision and Pattern Recognition · Computer Science 2024-12-06 Shaunak Halbe , Junjiao Tian , K J Joseph , James Seale Smith , Katherine Stevo , Vineeth N Balasubramanian , Zsolt Kira

Facial expression recognition (FER) is a key research area in computer vision and human-computer interaction. Despite recent advances in deep learning, challenges persist, especially in generalizing to new scenarios. In fact, zero-shot FER…

Computer Vision and Pattern Recognition · Computer Science 2025-05-01 Modesto Castrillón-Santana , Oliverio J Santana , David Freire-Obregón , Daniel Hernández-Sosa , Javier Lorenzo-Navarro

The zero-shot performance of existing vision-language models (VLMs) such as CLIP is limited by the availability of large-scale, aligned image and text datasets in specific domains. In this work, we leverage two complementary sources of…

Computer Vision and Pattern Recognition · Computer Science 2024-04-05 Oindrila Saha , Grant Van Horn , Subhransu Maji

With the rapid advancement of generative models, the realism of AI-generated images has significantly improved, posing critical challenges for verifying digital content authenticity. Current deepfake detection methods often depend on…

Computer Vision and Pattern Recognition · Computer Science 2025-06-04 Jiarui Wang , Huiyu Duan , Juntong Wang , Ziheng Jia , Woo Yi Yang , Xiaorong Zhu , Yu Zhao , Jiaying Qian , Yuke Xing , Guangtao Zhai , Xiongkuo Min

Vision-Language models (VLMs) that use contrastive language-image pre-training have shown promising zero-shot classification performance. However, their performance on imbalanced dataset is relatively poor, where the distribution of classes…

Artificial Intelligence · Computer Science 2023-06-22 Yidong Wang , Zhuohao Yu , Jindong Wang , Qiang Heng , Hao Chen , Wei Ye , Rui Xie , Xing Xie , Shikun Zhang

Vision and Language (VL) models have demonstrated remarkable zero-shot performance in a variety of tasks. However, some aspects of complex language understanding still remain a challenge. We introduce the collective notion of Structured…

Computer Vision and Pattern Recognition · Computer Science 2023-06-01 Sivan Doveh , Assaf Arbelle , Sivan Harary , Rameswar Panda , Roei Herzig , Eli Schwartz , Donghyun Kim , Raja Giryes , Rogerio Feris , Shimon Ullman , Leonid Karlinsky

Distracted driving is a major cause of traffic collisions, calling for robust and scalable detection methods. Vision-language models (VLMs) enable strong zero-shot image classification, but existing VLM-based distracted driver detectors…

Computer Vision and Pattern Recognition · Computer Science 2026-01-14 Takamichi Miyata , Sumiko Miyata , Andrew Morris

Vision-language models (VLMs), such as CLIP, have gained popularity for their strong open vocabulary classification performance, but they are prone to assigning high confidence scores to misclassifications, limiting their reliability in…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Zhenxiang Lin , Maryam Haghighat , Will Browne , Dimity Miller

Recent studies have utilized visual large language models (VLMs) to answer not only "Is this face a forgery?" but also "Why is the face a forgery?" These studies introduced forgery-related attributes, such as forgery location and type, to…

Computer Vision and Pattern Recognition · Computer Science 2025-07-17 Tao Chen , Jingyi Zhang , Decheng Liu , Chunlei Peng

In today's day and age, we face a challenge in detecting deepfake images because of the fast evolution of modern generative models and the poor generalization capability of existing methods. In this paper, we use an ensemble of fine-tuned…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Kaliki V Srinanda , M Manvith Prabhu , Hemanth K Mogilipalem , Jayavarapu S Abhinai , Vaibhav Santhosh , Aryan Herur , Deepu Vijayasenan