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Contrastive image-text models such as CLIP form the building blocks of many state-of-the-art systems. While they excel at recognizing common generic concepts, they still struggle on fine-grained entities which are rare, or even absent from…

Computer Vision and Pattern Recognition · Computer Science 2024-02-22 Ahmet Iscen , Mathilde Caron , Alireza Fathi , Cordelia Schmid

Contrastive Language-Image Pre-training (CLIP) on large-scale image-caption datasets learns representations that can achieve remarkable zero-shot generalization. However, such models require a massive amount of pre-training data. Improving…

Computer Vision and Pattern Recognition · Computer Science 2024-03-21 Siddharth Joshi , Arnav Jain , Ali Payani , Baharan Mirzasoleiman

Vision and Language Models (VLMs), such as CLIP, have enabled visual recognition of a potentially unlimited set of categories described by text prompts. However, for the best visual recognition performance, these models still require tuning…

Computer Vision and Pattern Recognition · Computer Science 2023-09-14 M. Jehanzeb Mirza , Leonid Karlinsky , Wei Lin , Horst Possegger , Rogerio Feris , Horst Bischof

In the rapidly evolving field of artificial intelligence, multimodal models, e.g., integrating vision and language into visual-language models (VLMs), have become pivotal for many applications, ranging from image captioning to multimodal…

Machine Learning · Computer Science 2024-04-24 Duy Phuong Nguyen , J. Pablo Munoz , Ali Jannesari

Recent advances in vision language models (VLM) have been driven by contrastive models such as CLIP, which learn to associate visual information with their corresponding text descriptions. However, these models have limitations in…

Computer Vision and Pattern Recognition · Computer Science 2025-02-21 Rim Assouel , Pietro Astolfi , Florian Bordes , Michal Drozdzal , Adriana Romero-Soriano

One highly promising direction for enabling flexible real-time on-device image editing is utilizing data distillation by leveraging large-scale text-to-image diffusion models to generate paired datasets used for training generative…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Yifan Gong , Zheng Zhan , Qing Jin , Yanyu Li , Yerlan Idelbayev , Xian Liu , Andrey Zharkov , Kfir Aberman , Sergey Tulyakov , Yanzhi Wang , Jian Ren

Vision-Language Pre-training (VLP) has advanced the performance for many vision-language tasks. However, most existing pre-trained models only excel in either understanding-based tasks or generation-based tasks. Furthermore, performance…

Computer Vision and Pattern Recognition · Computer Science 2022-02-16 Junnan Li , Dongxu Li , Caiming Xiong , Steven Hoi

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 large-scale vision-language models (VLMs) have shown remarkable text-to-image generation capabilities, yet their visual fidelity remains constrained by the discrete image tokenization, which poses a major challenge. Although several…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Ji Woo Hong , Hee Suk Yoon , Gwanhyeong Koo , Eunseop Yoon , SooHwan Eom , Qi Dai , Chong Luo , Chang D. Yoo

Recently, large-scale pre-trained vision-language models (e.g. CLIP and ALIGN) have demonstrated remarkable effectiveness in acquiring transferable visual representations. To leverage the valuable knowledge encoded within these models for…

Computer Vision and Pattern Recognition · Computer Science 2023-08-28 Yi Zhang , Ce Zhang , Xueting Hu , Zhihai He

Deep Learning (DL) is undergoing a paradigm shift with the emergence of foundation models. In this work, we focus on Contrastive Language-Image Pre-training (CLIP), a Vision-Language foundation model that achieves high accuracy across…

Computer Vision and Pattern Recognition · Computer Science 2025-07-21 Angelos Zavras , Dimitrios Michail , Begüm Demir , Ioannis Papoutsis

This paper reviews the state-of-the-art in deepfake generation and detection, focusing on modern deep learning technologies and tools based on the latest scientific advancements. The rise of deepfakes, leveraging techniques like Variational…

Cryptography and Security · Computer Science 2025-01-14 Arash Dehghani , Hossein Saberi

We present Distill CLIP (DCLIP), a fine-tuned variant of the CLIP model that enhances multimodal image-text retrieval while preserving the original model's strong zero-shot classification capabilities. CLIP models are typically constrained…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Daniel Csizmadia , Andrei Codreanu , Victor Sim , Vighnesh Prabhu , Michael Lu , Kevin Zhu , Sean O'Brien , Vasu Sharma

Vision-language models like CLIP have shown impressive capabilities in aligning images and text, but they often struggle with lengthy and detailed text descriptions because of their training focus on short and concise captions. We present…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Hyungyu Choi , Young Kyun Jang , Chanho Eom

Self-supervised vision-language models trained with contrastive objectives form the basis of current state-of-the-art methods in AI vision tasks. The success of these models is a direct consequence of the huge web-scale datasets used to…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Victor Akinwande , Mohammad Sadegh Norouzzadeh , Devin Willmott , Anna Bair , Madan Ravi Ganesh , J. Zico Kolter

Recent advances in biometric systems have significantly improved the detection and prevention of fraudulent activities. However, as detection methods improve, attack techniques become increasingly sophisticated. Attacks on face recognition…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Lazaro Janier Gonzalez-Soler , Maciej Salwowski , Christoph Busch

Foundation models have exhibited unprecedented capabilities in tackling many domains and tasks. Models such as CLIP are currently widely used to bridge cross-modal representations, and text-to-image diffusion models are arguably the leading…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Barbara Toniella Corradini , Mustafa Shukor , Paul Couairon , Guillaume Couairon , Franco Scarselli , Matthieu Cord

This work explores text-to-image retrieval for queries that specify or describe a semantic category. While vision-and-language models (VLMs) like CLIP offer a straightforward open-vocabulary solution, they map text and images to distant…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Faizan Farooq Khan , Vladan Stojnić , Zakaria Laskar , Mohamed Elhoseiny , Giorgos Tolias

Contrastive Language-Image Pre-training (CLIP) has become a foundation model and has been applied to various vision and multimodal tasks. However, recent works indicate that CLIP falls short in distinguishing detailed differences in images…

Computer Vision and Pattern Recognition · Computer Science 2025-06-02 Yinqi Li , Jiahe Zhao , Hong Chang , Ruibing Hou , Shiguang Shan , Xilin Chen

Deepfakes are the result of digital manipulation to forge realistic yet fake imagery. With the astonishing advances in deep generative models, fake images or videos are nowadays obtained using variational autoencoders (VAEs) or Generative…

Computer Vision and Pattern Recognition · Computer Science 2022-06-29 Davide Coccomini , Nicola Messina , Claudio Gennaro , Fabrizio Falchi