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Related papers: ProTPS: Prototype-Guided Text Prompt Selection for…

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In a conventional supervised learning setting, a machine learning model has access to examples of all object classes that are desired to be recognized during the inference stage. This results in a fixed model that lacks the flexibility to…

Computer Vision and Pattern Recognition · Computer Science 2020-01-27 Jathushan Rajasegaran , Munawar Hayat , Salman Khan , Fahad Shahbaz Khan , Ling Shao , Ming-Hsuan Yang

Large Language Models (LLMs) have achieved remarkable performance across various reasoning tasks, yet post-training is constrained by inefficient sample utilization and inflexible difficulty samples processing. To address these limitations,…

Recently, prompt tuning \cite{lester2021power} has gradually become a new paradigm for NLP, which only depends on the representation of the words by freezing the parameters of pre-trained language models (PLMs) to obtain remarkable…

Computation and Language · Computer Science 2022-01-31 Pan He , Yuxi Chen , Yan Wang , Yanru Zhang

Vision-Language Pretraining (VLP) has shown impressive results on diverse downstream tasks by offline training on large-scale datasets. Regarding the growing nature of real-world data, such an offline training paradigm on ever-expanding…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Hongguang Zhu , Yunchao Wei , Xiaodan Liang , Chunjie Zhang , Yao Zhao

Although foundational vision-language models (VLMs) have proven to be very successful for various semantic discrimination tasks, they still struggle to perform faithfully for fine-grained categorization. Moreover, foundational models…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Soumitri Chattopadhyay , Sanket Biswas , Emanuele Vivoli , Josep Lladós

Recent advances have witnessed the effectiveness of reinforcement learning (RL) finetuning in enhancing the reasoning capabilities of large language models (LLMs). The optimization process often requires numerous iterations to achieve…

Artificial Intelligence · Computer Science 2026-01-13 Yun Qu , Qi Wang , Yixiu Mao , Vincent Tao Hu , Björn Ommer , Xiangyang Ji

Prompt learning has surfaced as an effective approach to enhance the performance of Vision-Language Models (VLMs) like CLIP when applied to downstream tasks. However, current learnable prompt tokens are primarily used for the single phase…

Computer Vision and Pattern Recognition · Computer Science 2024-09-27 Ge Wu , Xin Zhang , Zheng Li , Zhaowei Chen , Jiajun Liang , Jian Yang , Xiang Li

Prompt learning methods have significantly extended the transferability of pre-trained Vision-Language Models (VLMs) like CLIP for various downstream tasks. These methods adopt handcraft templates or learnable vectors to provide text or…

Computer Vision and Pattern Recognition · Computer Science 2025-07-10 Jiahui Wang , Qin Xu , Bo Jiang , Bin Luo

Although Multimodal Large Language Models (MLLMs) have demonstrated promising versatile capabilities, their performance is still inferior to specialized models on downstream tasks, which makes adaptation necessary to enhance their utility.…

Computer Vision and Pattern Recognition · Computer Science 2024-04-18 Yichi Zhang , Yinpeng Dong , Siyuan Zhang , Tianzan Min , Hang Su , Jun Zhu

Prompt tuning has become a popular strategy for adapting Vision-Language Models (VLMs) to zero/few-shot visual recognition tasks. Some prompting techniques introduce prior knowledge due to its richness, but when learnable tokens are…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Shuchang Zhou , Jiwei Wei , Shiyuan He , Yuyang Zhou , Chaoning Zhang , Jie Zou , Ning Xie , Yang Yang

Recently, large pre-trained vision-language models have shown remarkable performance in zero-shot anomaly detection (ZSAD). With fine-tuning on a single auxiliary dataset, the model enables cross-category anomaly detection on diverse…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Qiyu Chen , Zhen Qu , Wei Luo , Haiming Yao , Yunkang Cao , Yuxin Jiang , Yinan Duan , Huiyuan Luo , Chengkan Lv , Zhengtao Zhang

Visual prompt tuning (VPT) is a promising solution incorporating learnable prompt tokens to customize pre-trained models for downstream tasks. However, VPT and its variants often encounter challenges like prompt initialization, prompt…

Computer Vision and Pattern Recognition · Computer Science 2024-05-28 Yuzhu Wang , Lechao Cheng , Chaowei Fang , Dingwen Zhang , Manni Duan , Meng Wang

Few-shot, fine-grained classification in computer vision poses significant challenges due to the need to differentiate subtle class distinctions with limited data. This paper presents a novel method that enhances the Contrastive…

Computer Vision and Pattern Recognition · Computer Science 2025-04-24 Eric Brouwer , Jan Erik van Woerden , Gertjan Burghouts , Matias Valdenegro-Toro , Marco Zullich

Prototype-based reconstruction methods for unsupervised anomaly detection utilize a limited set of learnable prototypes which only aggregates insufficient normal information, resulting in undesirable reconstruction. However, increasing the…

Computer Vision and Pattern Recognition · Computer Science 2025-06-25 Ziqing Zhou , Yurui Pan , Lidong Wang , Wenbing Zhu , Mingmin Chi , Dong Wu , Bo Peng

In the short text, the extremely short length, feature sparsity, and high ambiguity pose huge challenges to classification tasks. Recently, as an effective method for tuning Pre-trained Language Models for specific downstream tasks,…

Computation and Language · Computer Science 2022-04-01 Yi Zhu , Xinke Zhou , Jipeng Qiang , Yun Li , Yunhao Yuan , Xindong Wu

Although data-free incremental learning methods are memory-friendly, accurately estimating and counteracting representation shifts is challenging in the absence of historical data. This paper addresses this thorny problem by proposing a…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Zhiheng Ma , Xiaopeng Hong , Beinan Liu , Yabin Wang , Pinyue Guo , Huiyun Li

Going beyond mere fine-tuning of vision-language models (VLMs), learnable prompt tuning has emerged as a promising, resource-efficient alternative. Despite their potential, effectively learning prompts faces the following challenges: (i)…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Hari Chandana Kuchibhotla , Sai Srinivas Kancheti , Abbavaram Gowtham Reddy , Vineeth N Balasubramanian

Preference learning is a widely adopted post-training technique that aligns large language models (LLMs) to human preferences and improves specific downstream task capabilities. In this work we systematically investigate how specific…

Computation and Language · Computer Science 2024-12-23 Joongwon Kim , Anirudh Goyal , Aston Zhang , Bo Xiong , Rui Hou , Melanie Kambadur , Dhruv Mahajan , Hannaneh Hajishirzi , Liang Tan

Self-supervised learning has recently emerged as a strong alternative in document analysis. These approaches are now capable of learning high-quality image representations and overcoming the limitations of supervised methods, which require…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Marwa Dhiaf , Mohamed Ali Souibgui , Kai Wang , Yuyang Liu , Yousri Kessentini , Alicia Fornés , Ahmed Cheikh Rouhou

Continual learning, the setting where a learning agent is faced with a never ending stream of data, continues to be a great challenge for modern machine learning systems. In particular the online or "single-pass through the data" setting…

Machine Learning · Computer Science 2019-10-31 Rahaf Aljundi , Lucas Caccia , Eugene Belilovsky , Massimo Caccia , Min Lin , Laurent Charlin , Tinne Tuytelaars