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Related papers: Closing the Modality Gap for Mixed Modality Search

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We present modality gap, an intriguing geometric phenomenon of the representation space of multi-modal models. Specifically, we show that different data modalities (e.g. images and text) are embedded at arm's length in their shared…

Computation and Language · Computer Science 2022-10-21 Weixin Liang , Yuhui Zhang , Yongchan Kwon , Serena Yeung , James Zou

Contrastive Language-Image Pretraining (CLIP) has been widely used for crossmodal information retrieval and multimodal understanding tasks. However, CLIP models are mainly optimized for crossmodal vision-language tasks and underperform in…

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

Contrastive learning has emerged as an efficient framework to learn multimodal representations. CLIP, a seminal work in this area, achieved impressive results by training on paired image-text data using the contrastive loss. Recent work…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Enrico Fini , Pietro Astolfi , Adriana Romero-Soriano , Jakob Verbeek , Michal Drozdzal

Contrastive Language-Image Pretraining (CLIP) achieves strong generalization in vision-language tasks by aligning images and texts in a shared embedding space. However, recent findings show that CLIP-like models still underutilize…

Computer Vision and Pattern Recognition · Computer Science 2025-12-17 Weiheng Zhao , Zilong Huang , Jiashi Feng , Xinggang Wang

Contrastive vision-language models continue to be the dominant approach for image and text retrieval. Contrastive Language-Image Pre-training (CLIP) trains two neural networks in contrastive manner to align their image and text embeddings…

Computer Vision and Pattern Recognition · Computer Science 2025-11-21 Kwun Ho Ngan , Saman Sadeghi Afgeh , Joe Townsend , Artur d'Avila Garcez

Contrastively-trained Vision-Language Models (VLMs), such as CLIP, have become the standard approach for learning discriminative vision-language representations. However, these models often exhibit shallow language understanding,…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Ioanna Ntinou , Alexandros Xenos , Yassine Ouali , Adrian Bulat , Georgios Tzimiropoulos

Foundation models have recently gained tremendous popularity in medical image analysis. State-of-the-art methods leverage either paired image-text data via vision-language pre-training or unpaired image data via self-supervised pre-training…

Computer Vision and Pattern Recognition · Computer Science 2025-07-24 Lei Zhu , Jun Zhou , Rick Siow Mong Goh , Yong Liu

Vision-language pretraining models have achieved great success in supporting multimedia applications by understanding the alignments between images and text. While existing vision-language pretraining models primarily focus on understanding…

Computer Vision and Pattern Recognition · Computer Science 2024-04-29 Fuxiao Liu , Hao Tan , Chris Tensmeyer

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

CLIP is a seminal multimodal model that maps images and text into a shared representation space through contrastive learning on billions of image-caption pairs. Inspired by the rapid progress of large language models (LLMs), we investigate…

Computer Vision and Pattern Recognition · Computer Science 2026-02-26 Weiquan Huang , Aoqi Wu , Yifan Yang , Xufang Luo , Yuqing Yang , Usman Naseem , Chunyu Wang , Chunyu Wang , Qi Dai , Xiyang Dai , Dongdong Chen , Chong Luo , Lili Qiu , Liang Hu

Fine-grained vision-language understanding requires precise alignment between visual content and linguistic descriptions, a capability that remains limited in current models, particularly in non-English settings. While models like CLIP…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Chunyu Xie , Bin Wang , Fanjing Kong , Jincheng Li , Dawei Liang , Ji Ao , Dawei Leng , Yuhui Yin

Contrastive Language-Image Pre-training (CLIP) formulates image classification as an image-to-text matching task, i.e., matching images to the corresponding natural language descriptions instead of discrete category IDs. This allows for…

Computer Vision and Pattern Recognition · Computer Science 2023-05-09 Shuhuai Ren , Lei Li , Xuancheng Ren , Guangxiang Zhao , Xu Sun

Contrastive Language Image Pre-training (CLIP) has recently demonstrated success across various tasks due to superior feature representation empowered by image-text contrastive learning. However, the instance discrimination method used by…

Computer Vision and Pattern Recognition · Computer Science 2024-11-07 Xiang An , Kaicheng Yang , Xiangzi Dai , Ziyong Feng , Jiankang Deng

Although Contrastive Language-Image Pre-training (CLIP) exhibits strong performance across diverse vision tasks, its application to person representation learning faces two critical challenges: (i) the scarcity of large-scale annotated…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Tianlu Zheng , Yifan Zhang , Xiang An , Ziyong Feng , Kaicheng Yang , Qichuan Ding

Multimodal learning plays a critical role in e-commerce recommendation platforms today, enabling accurate recommendations and product understanding. However, existing vision-language models, such as CLIP, face key challenges in e-commerce…

Information Retrieval · Computer Science 2025-07-24 Ramin Giahi , Kehui Yao , Sriram Kollipara , Kai Zhao , Vahid Mirjalili , Jianpeng Xu , Topojoy Biswas , Evren Korpeoglu , Kannan Achan

Multi-modal embeddings form the foundation for vision-language models, such as CLIP embeddings, the most widely used text-image embeddings. However, these embeddings are vulnerable to subtle misalignment of cross-modal features, resulting…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Yilin Ye , Shishi Xiao , Xingchen Zeng , Wei Zeng

Is vision good enough for language? Recent advancements in multimodal models primarily stem from the powerful reasoning abilities of large language models (LLMs). However, the visual component typically depends only on the instance-level…

Computer Vision and Pattern Recognition · Computer Science 2024-04-26 Shengbang Tong , Zhuang Liu , Yuexiang Zhai , Yi Ma , Yann LeCun , Saining Xie

The scarcity of annotated data has sparked significant interest in unsupervised pre-training methods that leverage medical reports as auxiliary signals for medical visual representation learning. However, existing research overlooks the…

Computer Vision and Pattern Recognition · Computer Science 2024-02-06 Zhe Li , Laurence T. Yang , Bocheng Ren , Xin Nie , Zhangyang Gao , Cheng Tan , Stan Z. Li

CLIP has shown impressive results in aligning images and texts at scale. However, its ability to capture detailed visual features remains limited because CLIP matches images and texts at a global level. To address this issue, we propose…

Computer Vision and Pattern Recognition · Computer Science 2024-12-05 Rui Xiao , Sanghwan Kim , Mariana-Iuliana Georgescu , Zeynep Akata , Stephan Alaniz