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Related papers: VideoCLIP: Contrastive Pre-training for Zero-shot …

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We introduce a zero-shot video captioning method that employs two frozen networks: the GPT-2 language model and the CLIP image-text matching model. The matching score is used to steer the language model toward generating a sentence that has…

Computer Vision and Pattern Recognition · Computer Science 2022-07-29 Yoad Tewel , Yoav Shalev , Roy Nadler , Idan Schwartz , Lior Wolf

Contrastive learning has recently narrowed the gap between self-supervised and supervised methods in image and video domain. State-of-the-art video contrastive learning methods such as CVRL and $\rho$-MoCo spatiotemporally augment two clips…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 David Fan , Deyu Yang , Xinyu Li , Vimal Bhat , Rohith MV

The inexorable growth of online shopping and e-commerce demands scalable and robust machine learning-based solutions to accommodate customer requirements. In the context of automatic tagging classification and multimodal retrieval, prior…

Computer Vision and Pattern Recognition · Computer Science 2023-09-12 Giuseppe Cartella , Alberto Baldrati , Davide Morelli , Marcella Cornia , Marco Bertini , Rita Cucchiara

Despite recent progress in video and language representation learning, the weak or sparse correspondence between the two modalities remains a bottleneck in the area. Most video-language models are trained via pair-level loss to predict…

Machine Learning · Computer Science 2022-10-12 Zixu Wang , Yujie Zhong , Yishu Miao , Lin Ma , Lucia Specia

The pre-trained image-text models, like CLIP, have demonstrated the strong power of vision-language representation learned from a large scale of web-collected image-text data. In light of the well-learned visual features, some existing…

Computer Vision and Pattern Recognition · Computer Science 2023-03-03 Hongwei Xue , Yuchong Sun , Bei Liu , Jianlong Fu , Ruihua Song , Houqiang Li , Jiebo Luo

CLIP (Contrastive Language-Image Pre-Training) is a multimodal neural network trained on (text, image) pairs to predict the most relevant text caption given an image. It has been used extensively in image generation by connecting its output…

Multimedia · Computer Science 2024-06-04 Zhouyao Xie , Nikhil Yadala , Xinyi Chen , Jing Xi Liu

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…

Computer Vision and Pattern Recognition · Computer Science 2025-02-05 Basit Alawode , Iyyakutti Iyappan Ganapathi , Sajid Javed , Naoufel Werghi , Mohammed Bennamoun , Arif Mahmood

Contrastive learning allows us to flexibly define powerful losses by contrasting positive pairs from sets of negative samples. Recently, the principle has also been used to learn cross-modal embeddings for video and text, yet without…

Computer Vision and Pattern Recognition · Computer Science 2021-10-01 Mohammadreza Zolfaghari , Yi Zhu , Peter Gehler , Thomas Brox

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…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Jingyao Li , Pengguang Chen , Shengju Qian , Shu Liu , Jiaya Jia

Vision-language pre-training such as CLIP enables zero-shot transfer that can classify images according to the candidate class names. While CLIP demonstrates an impressive zero-shot performance on diverse downstream tasks, the distribution…

Computer Vision and Pattern Recognition · Computer Science 2024-08-27 Qi Qian , Juhua Hu

This paper presents a simple yet effective framework MaskCLIP, which incorporates a newly proposed masked self-distillation into contrastive language-image pretraining. The core idea of masked self-distillation is to distill representation…

Computer Vision and Pattern Recognition · Computer Science 2023-04-11 Xiaoyi Dong , Jianmin Bao , Yinglin Zheng , Ting Zhang , Dongdong Chen , Hao Yang , Ming Zeng , Weiming Zhang , Lu Yuan , Dong Chen , Fang Wen , Nenghai Yu

Contrastive Language-Image Pre-training (CLIP) has emerged as a simple yet effective way to train large-scale vision-language models. CLIP demonstrates impressive zero-shot classification and retrieval on diverse downstream tasks. However,…

Computer Vision and Pattern Recognition · Computer Science 2023-08-16 Vishaal Udandarao , Ankush Gupta , Samuel Albanie

The recent contrastive language-image pre-training (CLIP) model has shown great success in a wide range of image-level tasks, revealing remarkable ability for learning powerful visual representations with rich semantics. An open and…

Computer Vision and Pattern Recognition · Computer Science 2023-12-18 Peng Wu , Xuerong Zhou , Guansong Pang , Lingru Zhou , Qingsen Yan , Peng Wang , Yanning Zhang

The extraction of text information in videos serves as a critical step towards semantic understanding of videos. It usually involved in two steps: (1) text recognition and (2) text classification. To localize texts in videos, we can resort…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Ye Liu , Changchong Lu , Chen Lin , Di Yin , Bo Ren

Few-shot segmentation remains challenging due to the limitations of its labeling information for unseen classes. Most previous approaches rely on extracting high-level feature maps from the frozen visual encoder to compute the pixel-wise…

Computer Vision and Pattern Recognition · Computer Science 2024-05-15 Jin Wang , Bingfeng Zhang , Jian Pang , Honglong Chen , Weifeng Liu

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…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Reza Abbasi , Ali Nazari , Aminreza Sefid , Mohammadali Banayeeanzade , Mohammad Hossein Rohban , Mahdieh Soleymani Baghshah

Recently, pretext-task based methods are proposed one after another in self-supervised video feature learning. Meanwhile, contrastive learning methods also yield good performance. Usually, new methods can beat previous ones as claimed that…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Li Tao , Xueting Wang , Toshihiko Yamasaki

We propose Wav2CLIP, a robust audio representation learning method by distilling from Contrastive Language-Image Pre-training (CLIP). We systematically evaluate Wav2CLIP on a variety of audio tasks including classification, retrieval, and…

Sound · Computer Science 2022-02-16 Ho-Hsiang Wu , Prem Seetharaman , Kundan Kumar , Juan Pablo Bello

The excellent generative capabilities of text-to-image diffusion models suggest they learn informative representations of image-text data. However, what knowledge their representations capture is not fully understood, and they have not been…

Computer Vision and Pattern Recognition · Computer Science 2023-09-07 Kevin Clark , Priyank Jaini

While the Contrastive Language-Image Pretraining(CLIP) model has achieved remarkable success in a variety of downstream vison language understanding tasks, enhancing its capability for fine-grained image-text alignment remains an active…

Computer Vision and Pattern Recognition · Computer Science 2025-11-07 Yicheng Xiao , Yu Chen , Haoxuan Ma , Jiale Hong , Caorui Li , Lingxiang Wu , Haiyun Guo , Jinqiao Wang