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Related papers: Quantized Fisher Discriminant Analysis

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Machine learning models often struggle with generalization in small, heterogeneous datasets due to domain shifts caused by variations in data collection and population differences. This challenge is particularly pronounced in biological…

Machine Learning · Computer Science 2025-02-14 Cem Ata Baykara , Ali Burak Ünal , Nico Pfeifer , Mete Akgün

Detecting facial forgery images and videos is an increasingly important topic in multimedia forensics. As forgery images and videos are usually compressed into different formats such as JPEG and H264 when circulating on the Internet,…

Computer Vision and Pattern Recognition · Computer Science 2021-05-13 Shenhao Cao , Qin Zou , Xiuqing Mao , Zhongyuan Wang

This paper investigates the efficacy of quantum computing in two distinct machine learning tasks: feature selection for credit risk assessment and image classification for handwritten digit recognition. For the first task, we address the…

Quantum Physics · Physics 2025-11-05 JiaNing Long , Xuechen Liang

We explore the application of linear discriminant analysis (LDA) to the features obtained in different layers of pretrained deep convolutional neural networks (CNNs). The advantage of LDA compared to other techniques in dimensionality…

Computer Vision and Pattern Recognition · Computer Science 2020-06-23 Francisco J. H. Heras , Gonzalo G. de Polavieja

Quantum kernel method is a machine learning model exploiting quantum computers to calculate the quantum kernels (QKs) that measure the similarity between data. Despite the potential quantum advantage of the method, the commonly used…

Quantum Physics · Physics 2022-11-01 Yudai Suzuki , Hideaki Kawaguchi , Naoki Yamamoto

Federated learning increasingly operates in a large-model regime where communication, memory, and computation are all scarce. Typically, non-IID client data induce drift that degrades the stability and performance of local training.…

Machine Learning · Computer Science 2026-04-29 Shuchen Zhu , Zhengyang Huang , Yuqi Xu , Peijin Li

In many modern computer application problems, the classification of image data plays an important role. Among many different supervised machine learning models, convolutional neural networks (CNNs) and linear discriminant analysis (LDA) as…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Axel Klawonn , Martin Lanser , Janine Weber

Data fabric is an automated and AI-driven data fusion approach to accomplish data management unification without moving data to a centralized location for solving complex data problems. In a Federated learning architecture, the global model…

Deep learning has been successfully applied to low-dose CT (LDCT) image denoising for reducing potential radiation risk. However, the widely reported supervised LDCT denoising networks require a training set of paired images, which is…

Machine Learning · Computer Science 2023-02-09 Yuhui Ruan , Qiao Yuan , Chuang Niu , Chen Li , Yudong Yao , Ge Wang , Yueyang Teng

Currently, the divergence in distributions of design and operational data, and large computational complexity are limiting factors in the adoption of CNNs in real-world applications. For instance, person re-identification systems typically…

Machine Learning · Computer Science 2020-05-19 Le Thanh Nguyen-Meidine , Eric Granger , Madhu Kiran , Jose Dolz , Louis-Antoine Blais-Morin

SplitFed Learning, a combination of Federated and Split Learning (FL and SL), is one of the most recent developments in the decentralized machine learning domain. In SplitFed learning, a model is trained by clients and a server…

Computer Vision and Pattern Recognition · Computer Science 2023-05-01 Zahra Hafezi Kafshgari , Chamani Shiranthika , Parvaneh Saeedi , Ivan V. Bajić

Fisher discriminant analysis (FDA) is a widely used method for classification and dimensionality reduction. When the number of predictor variables greatly exceeds the number of observations, one of the alternatives for conventional FDA is…

Machine Learning · Statistics 2018-11-30 Agniva Chowdhury , Jiasen Yang , Petros Drineas

We propose a novel algorithm for supervised dimensionality reduction named Manifold Partition Discriminant Analysis (MPDA). It aims to find a linear embedding space where the within-class similarity is achieved along the direction that is…

Machine Learning · Computer Science 2020-11-24 Yang Zhou , Shiliang Sun

With the ever-growing complexity of deep learning models for face recognition, it becomes hard to deploy these systems in real life. Researchers have two options: 1) use smaller models; 2) compress their current models. Since the usage of…

Computer Vision and Pattern Recognition · Computer Science 2023-08-24 Pedro C. Neto , Eduarda Caldeira , Jaime S. Cardoso , Ana F. Sequeira

Applications such as face recognition that deal with high-dimensional data need a mapping technique that introduces representation of low-dimensional features with enhanced discriminatory power and a proper classifier, able to classify…

Computer Vision and Pattern Recognition · Computer Science 2008-12-16 Seyyed Majid Valiollahzadeh , Abolghasem Sayadiyan , Mohammad Nazari

Beyond the complexity of CNNs that require training on large annotated datasets, the domain shift between design and operational data has limited the adoption of CNNs in many real-world applications. For instance, in person…

Computer Vision and Pattern Recognition · Computer Science 2021-01-20 Le Thanh Nguyen-Meidine , Atif Belal , Madhu Kiran , Jose Dolz , Louis-Antoine Blais-Morin , Eric Granger

Medical diagnostic image analysis (e.g., CT scan or X-Ray) using machine learning is an efficient and accurate way to detect COVID-19 infections. However, sharing diagnostic images across medical institutions is usually not allowed due to…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-10-27 Weishan Zhang , Tao Zhou , Qinghua Lu , Xiao Wang , Chunsheng Zhu , Haoyun Sun , Zhipeng Wang , Sin Kit Lo , Fei-Yue Wang

Client heterogeneity poses significant challenges to the performance of Quantum Federated Learning (QFL). To overcome these limitations, we propose a new approach leveraging deep unfolding, which enables clients to autonomously optimize…

Machine Learning · Computer Science 2025-06-26 Shanika Iroshi Nanayakkara , Shiva Raj Pokhrel

Discriminative features play an important role in image and object classification and also in other fields of research such as semi-supervised learning, fine-grained classification, out of distribution detection. Inspired by Linear…

Computer Vision and Pattern Recognition · Computer Science 2021-07-14 Mai Lan Ha , Gianni Franchi , Emanuel Aldea , Volker Blanz

Dataset Distillation (DD) compresses large datasets into compact synthetic ones that maintain training performance. However, current methods mainly target sample reduction, with limited consideration of data precision and its impact on…

Computer Vision and Pattern Recognition · Computer Science 2026-03-04 My H. Dinh , Aditya Sant , Akshay Malhotra , Keya Patani , Shahab Hamidi-Rad