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Object detection in videos plays a crucial role in advancing applications such as public safety and anomaly detection. Existing methods have explored different techniques, including CNN, deep learning, and Transformers, for object detection…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Badhan Chandra Das , M. Hadi Amini , Yanzhao Wu

This paper considers the problem of grasp pose detection in point clouds. We follow a general algorithmic structure that first generates a large set of 6-DOF grasp candidates and then classifies each of them as a good or a bad grasp. Our…

Robotics · Computer Science 2017-06-23 Marcus Gualtieri , Andreas ten Pas , Kate Saenko , Robert Platt

Recent years have witnessed a big convergence of language, vision, and multi-modal pretraining. In this work, we present mPLUG-2, a new unified paradigm with modularized design for multi-modal pretraining, which can benefit from modality…

Computer Vision and Pattern Recognition · Computer Science 2023-05-12 Haiyang Xu , Qinghao Ye , Ming Yan , Yaya Shi , Jiabo Ye , Yuanhong Xu , Chenliang Li , Bin Bi , Qi Qian , Wei Wang , Guohai Xu , Ji Zhang , Songfang Huang , Fei Huang , Jingren Zhou

Any entity in the visual world can be hierarchically grouped based on shared characteristics and mapped to fine-grained sub-categories. While Multi-modal Large Language Models (MLLMs) achieve strong performance on coarse-grained visual…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Hulingxiao He , Zijun Geng , Yuxin Peng

Prototype-based meta-learning has emerged as a powerful technique for addressing few-shot learning challenges. However, estimating a deterministic prototype using a simple average function from a limited number of examples remains a fragile…

Machine Learning · Computer Science 2023-11-08 Yingjun Du , Zehao Xiao , Shengcai Liao , Cees Snoek

In this study, we tackle industry challenges in video content classification by exploring and optimizing GPT-based models for zero-shot classification across seven critical categories of video quality. We contribute a novel approach to…

Computer Vision and Pattern Recognition · Computer Science 2025-04-29 Mark Beliaev , Victor Yang , Madhura Raju , Jiachen Sun , Xinghai Hu

Finetuning from a pretrained deep model is found to yield state-of-the-art performance for many vision tasks. This paper investigates many factors that influence the performance in finetuning for object detection. There is a long-tailed…

Computer Vision and Pattern Recognition · Computer Science 2016-04-15 Wanli Ouyang , Xiaogang Wang , Cong Zhang , Xiaokang Yang

Tiny Actions Challenge focuses on understanding human activities in real-world surveillance. Basically, there are two main difficulties for activity recognition in this scenario. First, human activities are often recorded at a distance, and…

Computer Vision and Pattern Recognition · Computer Science 2025-12-19 Boyu Chen , Yu Qiao , Yali Wang

Recent CLIP-based few-shot semantic segmentation methods introduce class-level textual priors to assist segmentation by typically using a single prompt (e.g., a photo of class). However, these approaches often result in incomplete…

Computer Vision and Pattern Recognition · Computer Science 2025-11-20 Qiang Jiao , Bin Yan , Yi Yang , Mengrui Shi , Qiang Zhang

Recent advancements in video generation have significantly improved the ability to synthesize videos from text instructions. However, existing models still struggle with key challenges such as instruction misalignment, content…

Computer Vision and Pattern Recognition · Computer Science 2025-02-10 Haibo Tong , Zhaoyang Wang , Zhaorun Chen , Haonian Ji , Shi Qiu , Siwei Han , Kexin Geng , Zhongkai Xue , Yiyang Zhou , Peng Xia , Mingyu Ding , Rafael Rafailov , Chelsea Finn , Huaxiu Yao

Fine-grained entity type classification (FETC) is the task of classifying an entity mention to a broad set of types. Distant supervision paradigm is extensively used to generate training data for this task. However, generated training data…

Computation and Language · Computer Science 2017-02-23 Abhishek , Ashish Anand , Amit Awekar

Extracting discriminative features plays a crucial role in the fine-grained visual classification task. Most of the existing methods focus on developing attention or augmentation mechanisms to achieve this goal. However, addressing the…

Computer Vision and Pattern Recognition · Computer Science 2022-05-24 Tuong Do , Huy Tran , Erman Tjiputra , Quang D. Tran , Anh Nguyen

In recent years, few-shot action recognition has achieved remarkable performance through spatio-temporal relation modeling. Although a wide range of spatial and temporal alignment modules have been proposed, they primarily address spatial…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Hanyu Guo , Wanchuan Yu , Suzhou Que , Kaiwen Du , Yan Yan , Hanzi Wang

Fine-grained categorisation has been a challenging problem due to small inter-class variation, large intra-class variation and low number of training images. We propose a learning system which first clusters visually similar classes and…

Computer Vision and Pattern Recognition · Computer Science 2015-05-12 Zongyuan Ge , Christopher Mccool , Conrad Sanderson , Peter Corke

Fine-grained Visual Classification (FGVC) aims to identify objects from subcategories. It is a very challenging task because of the subtle inter-class differences. Existing research applies large-scale convolutional neural networks or…

Computer Vision and Pattern Recognition · Computer Science 2021-12-09 Zhenxin Wu , Qingliang Chen , Yifeng Liu , Yinqi Zhang , Chengkai Zhu , Yang Yu

In this work, we propose a novel meta-learning approach for few-shot classification, which learns transferable prior knowledge across tasks and directly produces network parameters for similar unseen tasks with training samples. Our…

Machine Learning · Computer Science 2019-05-17 Huaiyu Li , Weiming Dong , Xing Mei , Chongyang Ma , Feiyue Huang , Bao-Gang Hu

Multi-modal machine learning (ML) models can process data in multiple modalities (e.g., video, audio, text) and are useful for video content analysis in a variety of problems (e.g., object detection, scene understanding, activity…

Computer Vision and Pattern Recognition · Computer Science 2020-06-09 Palash Goyal , Saurabh Sahu , Shalini Ghosh , Chul Lee

Fine-Grained Visual Classification (FGVC) is a longstanding and fundamental problem in computer vision and pattern recognition, and underpins a diverse set of real-world applications. This paper describes our contribution at SnakeCLEF2022…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Yong Huang , Aderon Huang , Wei Zhu , Yanming Fang , Jinghua Feng

Video-based Large Language Models (Video-LLMs) have witnessed substantial advancements in recent years, propelled by the advancement in multi-modal LLMs. Although these models have demonstrated proficiency in providing the overall…

Computer Vision and Pattern Recognition · Computer Science 2025-04-11 Yangliu Hu , Zikai Song , Na Feng , Yawei Luo , Junqing Yu , Yi-Ping Phoebe Chen , Wei Yang

Few-shot learning is the process of learning novel classes using only a few examples and it remains a challenging task in machine learning. Many sophisticated few-shot learning algorithms have been proposed based on the notion that networks…

Machine Learning · Computer Science 2019-10-04 Akihiro Nakamura , Tatsuya Harada