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Contrastive Language-Image Pre-training (CLIP) has recently shown great promise in pixel-level zero-shot learning tasks. However, existing approaches utilizing CLIP's text and patch embeddings to generate semantic masks often misidentify…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Jingyao Li , Pengguang Chen , Shengju Qian , Shu Liu , Jiaya Jia

Classifiers built upon vision-language models such as CLIP have shown remarkable zero-shot performance across a broad range of image classification tasks. Prior work has studied different ways of automatically creating descriptor sets for…

计算机视觉与模式识别 · 计算机科学 2024-08-15 Jan Hendrik Metzen , Piyapat Saranrittichai , Chaithanya Kumar Mummadi

Previous works show that noisy, web-crawled image-text pairs may limit vision-language pretraining like CLIP and propose learning with synthetic captions as a promising alternative. Our work continues this effort, introducing two simple yet…

计算机视觉与模式识别 · 计算机科学 2024-11-27 Yanqing Liu , Xianhang Li , Zeyu Wang , Bingchen Zhao , Cihang Xie

Aligning image and text encoders from scratch using contrastive learning requires large amounts of paired image-text data. We alleviate this need by aligning individually pre-trained language and vision representation models using a much…

计算机视觉与模式识别 · 计算机科学 2022-08-01 Tejas Srinivasan , Xiang Ren , Jesse Thomason

Contrastive Language-Image Pretraining (CLIP) stands out as a prominent method for image representation learning. Various neural architectures, spanning Transformer-based models like Vision Transformers (ViTs) to Convolutional Networks…

Measuring the perception of visual content is a long-standing problem in computer vision. Many mathematical models have been developed to evaluate the look or quality of an image. Despite the effectiveness of such tools in quantifying…

计算机视觉与模式识别 · 计算机科学 2022-11-24 Jianyi Wang , Kelvin C. K. Chan , Chen Change Loy

The popularity of Contrastive Language-Image Pre-training (CLIP) has propelled its application to diverse downstream vision tasks. To improve its capacity on downstream tasks, few-shot learning has become a widely-adopted technique.…

计算机视觉与模式识别 · 计算机科学 2023-04-04 Xiangyang Zhu , Renrui Zhang , Bowei He , Aojun Zhou , Dong Wang , Bin Zhao , Peng Gao

Contrastive Language-Image Pre-training (CLIP) models have shown significant potential, particularly in zero-shot classification across diverse distribution shifts. Building on existing evaluations of overall classification robustness, this…

计算机视觉与模式识别 · 计算机科学 2025-10-06 Weijie Tu , Weijian Deng , Tom Gedeon

We introduce Patch Aligned Contrastive Learning (PACL), a modified compatibility function for CLIP's contrastive loss, intending to train an alignment between the patch tokens of the vision encoder and the CLS token of the text encoder.…

计算机视觉与模式识别 · 计算机科学 2022-12-12 Jishnu Mukhoti , Tsung-Yu Lin , Omid Poursaeed , Rui Wang , Ashish Shah , Philip H. S. Torr , Ser-Nam Lim

Recently, zero-shot and few-shot learning via Contrastive Vision-Language Pre-training (CLIP) have shown inspirational performance on 2D visual recognition, which learns to match images with their corresponding texts in open-vocabulary…

计算机视觉与模式识别 · 计算机科学 2021-12-07 Renrui Zhang , Ziyu Guo , Wei Zhang , Kunchang Li , Xupeng Miao , Bin Cui , Yu Qiao , Peng Gao , Hongsheng Li

Contrastive Language-Image Pre-Training (CLIP) has enabled zero-shot classification in radiology, reducing reliance on manual annotations. However, conventional contrastive learning struggles with normal case detection due to its strict…

计算机视觉与模式识别 · 计算机科学 2025-03-04 Junhyun Park , Chanyu Moon , Donghwan Lee , Kyungsu Kim , Minho Hwang

We introduce CLaMP: Contrastive Language-Music Pre-training, which learns cross-modal representations between natural language and symbolic music using a music encoder and a text encoder trained jointly with a contrastive loss. To pre-train…

声音 · 计算机科学 2023-10-19 Shangda Wu , Dingyao Yu , Xu Tan , Maosong Sun

Medical image understanding plays a crucial role in enabling automated diagnosis and data-driven clinical decision support. However, its progress is impeded by two primary challenges: the limited availability of high-quality annotated…

计算机视觉与模式识别 · 计算机科学 2025-09-22 Tianchen Fang , Guiru Liu

Open-vocabulary semantic segmentation requires models to effectively integrate visual representations with open-vocabulary semantic labels. While Contrastive Language-Image Pre-training (CLIP) models shine in recognizing visual concepts…

计算机视觉与模式识别 · 计算机科学 2024-08-12 Mengcheng Lan , Chaofeng Chen , Yiping Ke , Xinjiang Wang , Litong Feng , Wayne Zhang

We study the effectiveness of data-balancing for mitigating biases in contrastive language-image pretraining (CLIP), identifying areas of strength and limitation. First, we reaffirm prior conclusions that CLIP models can inadvertently…

机器学习 · 计算机科学 2024-03-08 Ibrahim Alabdulmohsin , Xiao Wang , Andreas Steiner , Priya Goyal , Alexander D'Amour , Xiaohua Zhai

We present SignCLIP, which re-purposes CLIP (Contrastive Language-Image Pretraining) to project spoken language text and sign language videos, two classes of natural languages of distinct modalities, into the same space. SignCLIP is an…

计算与语言 · 计算机科学 2024-10-08 Zifan Jiang , Gerard Sant , Amit Moryossef , Mathias Müller , Rico Sennrich , Sarah Ebling

The Contrastive Language-Image Pre-training (CLIP) has recently shown remarkable generalization on "zero-shot" training and has applied to many downstream tasks. We explore the adaptation of CLIP to achieve a more efficient and generalized…

计算机视觉与模式识别 · 计算机科学 2023-08-10 Qiang Wang , Junlong Du , Ke Yan , Shouhong Ding

Contrastive Language-Image Pre-training (CLIP) models excel in zero-shot classification, yet face challenges in complex multi-object scenarios. This study offers a comprehensive analysis of CLIP's limitations in these contexts using a…

计算机视觉与模式识别 · 计算机科学 2025-03-04 Reza Abbasi , Ali Nazari , Aminreza Sefid , Mohammadali Banayeeanzade , Mohammad Hossein Rohban , Mahdieh Soleymani Baghshah

Unsupervised adaptation of CLIP-based vision-language models (VLMs) for fine-grained image classification requires sensitivity to microscopic local cues. While CLIP exhibits strong zero-shot transfer, its reliance on coarse global features…

计算机视觉与模式识别 · 计算机科学 2025-10-03 Sathira Silva , Eman Ali , Chetan Arora , Muhammad Haris Khan

The preservation of aquatic biodiversity is critical in mitigating the effects of climate change. Aquatic scene understanding plays a pivotal role in aiding marine scientists in their decision-making processes. In this paper, we introduce…

计算机视觉与模式识别 · 计算机科学 2025-02-05 Basit Alawode , Iyyakutti Iyappan Ganapathi , Sajid Javed , Naoufel Werghi , Mohammed Bennamoun , Arif Mahmood