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As the complexity and connectivity of networks increase, the need for novel malware detection approaches becomes imperative. Traditional security defenses are becoming less effective against the advanced tactics of today's cyberattacks.…

Cryptography and Security · Computer Science 2024-09-18 Kyle Stein , Andrew A. Mahyari , Guillermo Francia , Eman El-Sheikh

Mapping standing dead trees is crucial for acquiring information on the effects of climate change on forests and forest biodiversity. However, leveraging high-quality aerial imagery for dead tree segmentation poses challenges due to…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Mete Ahishali , Anis Ur Rahman , Einari Heinaro , Aysen Degerli , Samuli Junttila

This paper presents a novel positive and negative set selection strategy for contrastive learning of medical images based on labels that can be extracted from clinical data. In the medical field, there exists a variety of labels for data…

Computer Vision and Pattern Recognition · Computer Science 2022-11-10 Kiran Kokilepersaud , Mohit Prabhushankar , Ghassan AlRegib

The growing demand for scalable biodiversity monitoring methods has fuelled interest in remote sensing data, due to its widespread availability and extensive coverage. Traditionally, the application of remote sensing to biodiversity…

Computer Vision and Pattern Recognition · Computer Science 2025-10-22 Thijs L van der Plas , Stephen Law , Michael JO Pocock

Automatic classification of pests and plants (both healthy and diseased) is of paramount importance in agriculture to improve yield. Conventional deep learning models based on convolutional neural networks require thousands of labeled…

Computer Vision and Pattern Recognition · Computer Science 2021-09-22 Sai Vidyaranya Nuthalapati , Anirudh Tunga

Contrastive learning is a discriminative approach that aims at grouping similar samples closer and diverse samples far from each other. It it an efficient technique to train an encoder generating distinguishable and informative…

Computer Vision and Pattern Recognition · Computer Science 2021-07-19 Qing Chen , Jian Zhang

Few-shot learning deals with the fundamental and challenging problem of learning from a few annotated samples, while being able to generalize well on new tasks. The crux of few-shot learning is to extract prior knowledge from related tasks…

Machine Learning · Computer Science 2021-05-11 Yingjun Du , Haoliang Sun , Xiantong Zhen , Jun Xu , Yilong Yin , Ling Shao , Cees G. M. Snoek

In this paper, we propose a model for bird sound event detection that focuses on a small number of training samples within the everyday long-tail distribution. As a result, we investigate bird sound detection using the few-shot learning…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-27 Lingwen Liu , Yuxuan Feng , Haitao Fu , Yajie Yang , Xin Pan , Chenlei Jin

Few-shot learning for fine-grained image classification has gained recent attention in computer vision. Among the approaches for few-shot learning, due to the simplicity and effectiveness, metric-based methods are favorably state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2021-02-03 Xiaoxu Li , Jijie Wu , Zhuo Sun , Zhanyu Ma , Jie Cao , Jing-Hao Xue

Branched broomrape (Phelipanche ramosa) is a chlorophyll-deficient parasitic weed that threatens tomato production by extracting nutrients from the host. We investigate early detection using leaf-level spectral reflectance (400-2500 nm) and…

Plant traits such as leaf carbon content and leaf mass are essential variables in the study of biodiversity and climate change. However, conventional field sampling cannot feasibly cover trait variation at ecologically meaningful spatial…

Computer Vision and Pattern Recognition · Computer Science 2025-11-27 Eya Cherif , Arthur Ouaknine , Luke A. Brown , Phuong D. Dao , Kyle R. Kovach , Bing Lu , Daniel Mederer , Hannes Feilhauer , Teja Kattenborn , David Rolnick

This paper presents an effective few-shot point cloud semantic segmentation approach for real-world applications. Existing few-shot segmentation methods on point cloud heavily rely on the fully-supervised pretrain with large annotated…

Computer Vision and Pattern Recognition · Computer Science 2023-02-22 Jiahui Wang , Haiyue Zhu , Haoren Guo , Abdullah Al Mamun , Cheng Xiang , Tong Heng Lee

Skin cancer is one of the deadliest diseases and has a high mortality rate if left untreated. The diagnosis generally starts with visual screening and is followed by a biopsy or histopathological examination. Early detection can aid in…

Computer Vision and Pattern Recognition · Computer Science 2023-10-12 Mahapara Khurshid , Mayank Vatsa , Richa Singh

As an algorithmic framework for learning to learn, meta-learning provides a promising solution for few-shot text classification. However, most existing research fail to give enough attention to class labels. Traditional basic framework…

Computation and Language · Computer Science 2024-12-16 Guanghua Hou , Shuhui Cao , Deqiang Ouyang , Ning Wang

A two-stage training paradigm consisting of sequential pre-training and meta-training stages has been widely used in current few-shot learning (FSL) research. Many of these methods use self-supervised learning and contrastive learning to…

Computer Vision and Pattern Recognition · Computer Science 2022-09-20 Zhanyuan Yang , Jinghua Wang , Yingying Zhu

Few-shot learning is a challenging problem since only a few examples are provided to recognize a new class. Several recent studies exploit additional semantic information, e.g. text embeddings of class names, to address the issue of rare…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Wentao Chen , Chenyang Si , Zhang Zhang , Liang Wang , Zilei Wang , Tieniu Tan

Learning high quality class representations from few examples is a key problem in metric-learning approaches to few-shot learning. To accomplish this, we introduce a novel architecture where class representations are conditioned for each…

Machine Learning · Computer Science 2018-02-14 Nathan Hilliard , Lawrence Phillips , Scott Howland , Artëm Yankov , Courtney D. Corley , Nathan O. Hodas

In this paper, we look at cross-domain few-shot classification which presents the challenging task of learning new classes in previously unseen domains with few labelled examples. Existing methods, though somewhat effective, encounter…

Computer Vision and Pattern Recognition · Computer Science 2024-04-04 Rashindrie Perera , Saman Halgamuge

In this work, we focus on a more challenging few-shot intent detection scenario where many intents are fine-grained and semantically similar. We present a simple yet effective few-shot intent detection schema via contrastive pre-training…

Computation and Language · Computer Science 2021-09-15 Jianguo Zhang , Trung Bui , Seunghyun Yoon , Xiang Chen , Zhiwei Liu , Congying Xia , Quan Hung Tran , Walter Chang , Philip Yu

This paper proposes a multi-spectral random forest classifier with suitable feature selection and masking for tree cover estimation in urban areas. The key feature of the proposed classifier is filtering out the built-up region using…

Computer Vision and Pattern Recognition · Computer Science 2023-06-12 Usman Nazir , Momin Uppal , Muhammad Tahir , Zubair Khalid