English
Related papers

Related papers: CPT-V: A Contrastive Approach to Post-Training Qua…

200 papers

Large-scale pre-trained Vision-Language Models (VLMs) have gained prominence in various visual and multimodal tasks, yet the deployment of VLMs on downstream application platforms remains challenging due to their prohibitive requirements of…

Computer Vision and Pattern Recognition · Computer Science 2024-09-27 Huixin Sun , Runqi Wang , Yanjing Li , Xianbin Cao , Xiaolong Jiang , Yao Hu , Baochang Zhang

We present Contrastive Feature Masking Vision Transformer (CFM-ViT) - an image-text pretraining methodology that achieves simultaneous learning of image- and region-level representation for open-vocabulary object detection (OVD). Our…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Dahun Kim , Anelia Angelova , Weicheng Kuo

Post-training quantization (PTQ) has emerged as a promising solution for reducing the storage and computational cost of vision transformers (ViTs). Recent advances primarily target at crafting quantizers to deal with peculiar activations…

Computer Vision and Pattern Recognition · Computer Science 2025-02-10 Runqing Jiang , Ye Zhang , Longguang Wang , Pengpeng Yu , Yulan Guo

Contrastive learning is a powerful technique to learn representations that are semantically distinctive and geometrically invariant. While most of the earlier approaches have demonstrated its effectiveness on single-modality learning tasks…

Computer Vision and Pattern Recognition · Computer Science 2021-10-19 Anurag Jain , Yashaswi Verma

Vision Transformer (ViT) architectures are becoming increasingly popular and widely employed to tackle computer vision applications. Their main feature is the capacity to extract global information through the self-attention mechanism,…

Computer Vision and Pattern Recognition · Computer Science 2024-05-06 Lorenzo Papa , Paolo Russo , Irene Amerini , Luping Zhou

Vision-language models (VLMs) mainly rely on contrastive training to learn general-purpose representations of images and captions. We focus on the situation when one image is associated with several captions, each caption containing both…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Maurits Bleeker , Mariya Hendriksen , Andrew Yates , Maarten de Rijke

Post-training quantization (PTQ) is an efficient model compression technique that quantizes a pretrained full-precision model using only a small calibration set of unlabeled samples without retraining. PTQ methods for convolutional neural…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Jaehyeon Moon , Dohyung Kim , Junyong Cheon , Bumsub Ham

Post-training quantization (PTQ) has stood out as a cost-effective and promising model compression paradigm in recent years, as it avoids computationally intensive model retraining. Nevertheless, current PTQ methods for Vision Transformers…

Computer Vision and Pattern Recognition · Computer Science 2025-06-16 Zhuguanyu Wu , Shihe Wang , Jiayi Zhang , Jiaxin Chen , Yunhong Wang

Recently, plain vision Transformers (ViTs) have shown impressive performance on various computer vision tasks, thanks to their strong modeling capacity and large-scale pretraining. However, they have not yet conquered the problem of image…

Computer Vision and Pattern Recognition · Computer Science 2023-06-01 Jingfeng Yao , Xinggang Wang , Shusheng Yang , Baoyuan Wang

Prompt learning has been designed as an alternative to fine-tuning for adapting Vision-language (V-L) models to the downstream tasks. Previous works mainly focus on text prompt while visual prompt works are limited for V-L models. The…

Computer Vision and Pattern Recognition · Computer Science 2024-08-06 Chen Xu , Yuhan Zhu , Haocheng Shen , Boheng Chen , Yixuan Liao , Xiaoxin Chen , Limin Wang

Post-training quantization (PTQ) has emerged as a practical approach to compress large neural networks, making them highly efficient for deployment. However, effectively reducing these models to their low-bit counterparts without…

Machine Learning · Computer Science 2024-10-22 Aozhong Zhang , Zi Yang , Naigang Wang , Yingyong Qi , Jack Xin , Xin Li , Penghang Yin

Transformer-based models have gained widespread popularity in both the computer vision (CV) and natural language processing (NLP) fields. However, significant challenges arise during post-training linear quantization, leading to noticeable…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Jiun-Man Chen , Yu-Hsuan Chao , Yu-Jie Wang , Ming-Der Shieh , Chih-Chung Hsu , Wei-Fen Lin

Contrastive loss and triplet loss are widely used objectives in deep metric learning, yet their effects on representation quality remain insufficiently understood. We present a theoretical and empirical comparison of these losses, focusing…

Multimedia · Computer Science 2025-10-07 Donghuo Zeng

Vision Transformers (ViTs) have excelled in computer vision tasks but are memory-consuming and computation-intensive, challenging their deployment on resource-constrained devices. To tackle this limitation, prior works have explored…

Artificial Intelligence · Computer Science 2024-05-31 Huihong Shi , Xin Cheng , Wendong Mao , Zhongfeng Wang

Previous Quantization-Aware Training (QAT) methods for vision transformers rely on expensive retraining to recover accuracy loss in non-linear layer quantization, limiting their use in resource-constrained environments. In contrast,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-20 Gihwan Kim , Jemin Lee , Hyungshin Kim

Contrastive learning has gained significant attention as a method for self-supervised learning. The contrastive loss function ensures that embeddings of positive sample pairs (e.g., different samples from the same class or different views…

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

Cross entropy loss has served as the main objective function for classification-based tasks. Widely deployed for learning neural network classifiers, it shows both effectiveness and a probabilistic interpretation. Recently, after the…

Computer Vision and Pattern Recognition · Computer Science 2022-11-08 Rahaf Aljundi , Yash Patel , Milan Sulc , Daniel Olmeda , Nikolay Chumerin

Post-training quantization for reducing the storage of deep neural network models has been demonstrated to be an effective way in various tasks. However, low-bit quantization while maintaining model accuracy is a challenging problem. In…

Computer Vision and Pattern Recognition · Computer Science 2025-10-07 Bingtao Yang , Yujia Wang , Mengzhi Jiao , Hongwei Huo

Dataset Condensation (DC) distills knowledge from large datasets into smaller ones, accelerating training and reducing storage requirements. However, despite notable progress, prior methods have largely overlooked the potential of…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Linh-Tam Tran , Sung-Ho Bae