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Generative vision-language models (VLMs) exhibit strong high-level image understanding but lack spatially dense alignment between vision and language modalities, as our findings indicate. Orthogonal to advancements in generative VLMs,…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Tim Lebailly , Vijay Veerabadran , Satwik Kottur , Karl Ridgeway , Michael Louis Iuzzolino

Following human instructions to explore and search for a specified target in an unfamiliar environment is a crucial skill for mobile service robots. Most of the previous works on object goal navigation have typically focused on a single…

Robotics · Computer Science 2024-11-19 Bangguo Yu , Yuzhen Liu , Lei Han , Hamidreza Kasaei , Tingguang Li , Ming Cao

Vision-Language Models (VLMs) have rapidly advanced alongside Large Language Models (LLMs). This study evaluates the capabilities of prominent generative VLMs, such as GPT-4.1 and Gemini 2.5 Pro, accessed via APIs, for histopathology image…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Samarth Singhal , Sandeep Singhal

Zero-shot learning methods rely on fixed visual and semantic embeddings, extracted from independent vision and language models, both pre-trained for other large-scale tasks. This is a weakness of current zero-shot learning frameworks as…

Computer Vision and Pattern Recognition · Computer Science 2022-04-12 Shah Nawaz , Jacopo Cavazza , Alessio Del Bue

Understanding human actions from visual observations is essential for human--robot interaction, particularly when semantic interpretation of unfamiliar or hard-to-annotate actions is required. In scenarios such as rapid and less common…

Computer Vision and Pattern Recognition · Computer Science 2026-05-04 Yongpeng Cao , Yuji Yamakawa

Few-shot action recognition in videos is challenging for its lack of supervision and difficulty in generalizing to unseen actions. To address this task, we propose a simple yet effective method, called knowledge prompting, which leverages…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Yuheng Shi , Xinxiao Wu , Hanxi Lin

Temporal action detection (TAD) involves the localization and classification of action instances within untrimmed videos. While standard TAD follows fully supervised learning with closed-set setting on large training data, recent zero-shot…

Computer Vision and Pattern Recognition · Computer Science 2023-11-08 Thinh Phan , Khoa Vo , Duy Le , Gianfranco Doretto , Donald Adjeroh , Ngan Le

Vision Large Language Models (VLLMs) exhibit promising potential for multi-modal understanding, yet their application to video-based emotion recognition remains limited by insufficient spatial and contextual awareness. Traditional…

Computer Vision and Pattern Recognition · Computer Science 2025-07-14 Zhifeng Wang , Qixuan Zhang , Peter Zhang , Wenjia Niu , Kaihao Zhang , Ramesh Sankaranarayana , Sabrina Caldwell , Tom Gedeon

Zero-shot learning (ZSL) which aims to recognize unseen object classes by only training on seen object classes, has increasingly been of great interest in Machine Learning, and has registered with some successes. Most existing ZSL methods…

Computer Vision and Pattern Recognition · Computer Science 2019-07-04 Wen Tang , Ashkan Panahi , Hamid Krim

Pretrained vision-language models (VLMs), e.g., CLIP, demonstrate impressive zero-shot capabilities on downstream tasks. Prior research highlights the crucial role of visual augmentation techniques, like random cropping, in alignment with…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Lincan Cai , Jingxuan Kang , Shuang Li , Wenxuan Ma , Binhui Xie , Zhida Qin , Jian Liang

Fine-grained attribute prediction is essential for fashion retail applications including catalog enrichment, visual search, and recommendation systems. Vision-Language Models (VLMs) offer zero-shot prediction without task-specific training,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-23 Shubham Shukla , Kunal Sonalkar

Multimedia content, such as advertisements and story videos, exhibit a rich blend of creativity and multiple modalities. They incorporate elements like text, visuals, audio, and storytelling techniques, employing devices like emotions,…

Computer Vision and Pattern Recognition · Computer Science 2023-10-27 Aanisha Bhattacharya , Yaman K Singla , Balaji Krishnamurthy , Rajiv Ratn Shah , Changyou Chen

Object recognition systems usually require fully complete manually labeled training data to train the classifier. In this paper, we study the problem of object recognition where the training samples are missing during the classifier…

Computer Vision and Pattern Recognition · Computer Science 2014-10-15 Wai Lam Hoo , Chee Seng Chan

Vision and Language Models (VLMs), such as CLIP, have enabled visual recognition of a potentially unlimited set of categories described by text prompts. However, for the best visual recognition performance, these models still require tuning…

Computer Vision and Pattern Recognition · Computer Science 2023-09-14 M. Jehanzeb Mirza , Leonid Karlinsky , Wei Lin , Horst Possegger , Rogerio Feris , Horst Bischof

CLIP (Contrastive Language-Image Pre-Training) has shown remarkable zero-shot transfer capabilities in cross-modal correlation tasks such as visual classification and image retrieval. However, its performance in cross-modal generation tasks…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Junyang Wang , Yi Zhang , Ming Yan , Ji Zhang , Jitao Sang

Real-time video analysis remains a challenging problem in computer vision, requiring efficient processing of both spatial and temporal information while maintaining computational efficiency. Existing approaches often struggle to balance…

Computer Vision and Pattern Recognition · Computer Science 2025-07-31 Shahla John

The explosive growth of video data intensified the need for flexible user-controllable summarization tools that operate without training data. Existing methods either rely on domain-specific datasets, limiting generalization, or cannot…

Computer Vision and Pattern Recognition · Computer Science 2026-02-18 Mario Barbara , Alaa Maalouf

Vision-language models (VLMs) have demonstrated remarkable zero-shot performance across various classification tasks. Nonetheless, their reliance on hand-crafted text prompts for each task hinders efficient adaptation to new tasks. While…

Computer Vision and Pattern Recognition · Computer Science 2026-03-11 Hoyoung Kim , Seokhee Jin , Changhwan Sung , Jaechang Kim , Jungseul Ok

Recent vision-language models are driven by large-scale pretrained models. However, adapting pretrained models on limited data presents challenges such as overfitting, catastrophic forgetting, and the cross-modal gap between vision and…

Computer Vision and Pattern Recognition · Computer Science 2023-09-29 Deniz Engin , Yannis Avrithis

Language-vision models like CLIP have made significant strides in vision tasks, such as zero-shot image classification (ZSIC). However, generating specific and expressive visual descriptions remains challenging; descriptions produced by…

Computer Vision and Pattern Recognition · Computer Science 2024-11-25 Michael Ogezi , Bradley Hauer , Grzegorz Kondrak