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This study addresses the challenge of accurately identifying multi-task contention types in high-dimensional system environments and proposes a unified contention classification framework that integrates representation transformation,…

分布式、并行与集群计算 · 计算机科学 2026-01-29 Xiao Yang , Yinan Ni , Yuqi Tang , Zhimin Qiu , Chen Wang , Tingzhou Yuan

Open set recognition requires a classifier to detect samples not belonging to any of the classes in its training set. Existing methods fit a probability distribution to the training samples on their embedding space and detect outliers…

计算机视觉与模式识别 · 计算机科学 2020-08-05 Hongjie Zhang , Ang Li , Jie Guo , Yanwen Guo

There has been widespread interest in the use of grid-level storage to handle the variability from increasing penetrations of wind and solar energy. This problem setting requires optimizing energy storage and release decisions for anywhere…

最优化与控制 · 数学 2016-05-06 Tsvetan Asamov , Daniel F. Salas , Warren B. Powell

In the real world, image degradations caused by rain often exhibit a combination of rain streaks and raindrops, thereby increasing the challenges of recovering the underlying clean image. Note that the rain streaks and raindrops have…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Sixiang Chen , Tian Ye , Jinbin Bai , Erkang Chen , Jun Shi , Lei Zhu

Flow matching has emerged as a powerful generative framework, with recent few-step methods achieving remarkable inference acceleration. However, we identify a critical yet overlooked limitation: these models suffer from severe diversity…

机器学习 · 计算机科学 2026-04-15 Yexiong Lin , Jia Shi , Shanshan Ye , Wanyu Wang , Yu Yao , Tongliang Liu

Classification of multivariate time series (MTS) has been tackled with a large variety of methodologies and applied to a wide range of scenarios. Reservoir Computing (RC) provides efficient tools to generate a vectorial, fixed-size…

神经与进化计算 · 计算机科学 2020-06-09 Filippo Maria Bianchi , Simone Scardapane , Sigurd Løkse , Robert Jenssen

This study is about inducing classifiers using data that is imbalanced, with a minority class being under-represented in relation to the majority classes. The first section of this research focuses on the main characteristics of data that…

机器学习 · 计算机科学 2022-10-25 Shivaditya Shivganesh , Nitin Narayanan N , Pranav Murali , Ajaykumar M

Class imbalance poses new challenges when it comes to classifying data streams. Many algorithms recently proposed in the literature tackle this problem using a variety of data-level, algorithm-level, and ensemble approaches. However, there…

机器学习 · 计算机科学 2023-07-19 Gabriel Aguiar , Bartosz Krawczyk , Alberto Cano

Radio Frequency Identification (RFID) tracking may be a viable solution for defense assets that must be stored in accordance with security guidelines. However, poor sensor specificity (vulnerabilities include long range detection, spoofing,…

机器学习 · 计算机科学 2025-10-24 Curtis Lee Shull , Merrick Green

In this study, we evaluate several classifiers and focus on selecting a minimal set of appropriate material features. Our objective is to propose and discuss general strategies for reducing the number of descriptors required for material…

其他凝聚态物理 · 物理学 2025-10-01 Giovanni Trezza , Eliodoro Chiavazzo

This work introduces a novel knowledge distillation framework for classification tasks where information on existing subclasses is available and taken into consideration. In classification tasks with a small number of classes or binary…

机器学习 · 计算机科学 2022-07-19 Ahmad Sajedi , Yuri A. Lawryshyn , Konstantinos N. Plataniotis

Accurate prediction of hydrogen sorption in fine-grained geological materials is essential for evaluating underground hydrogen storage capacity, assessing caprock integrity, and characterizing hydrogen migration in subsurface energy…

机器学习 · 计算机科学 2026-03-31 Mohammad Nooraiepour , Mohammad Masoudi , Zezhang Song , Helge Hellevang

In this paper we investigate the problems of class imbalance and irrelevant relationships in Visual Relationship Detection (VRD). State-of-the-art deep VRD models still struggle to predict uncommon classes, limiting their applicability.…

计算机视觉与模式识别 · 计算机科学 2019-03-25 Alessio Sarullo , Tingting Mu

This paper proposes a complete framework consisting pre-processing, modeling, and post-processing stages to carry out well tops guided prediction of a reservoir property (sand fraction) from three seismic attributes (seismic impedance,…

神经与进化计算 · 计算机科学 2015-10-06 Soumi Chaki , Akhilesh K Verma , Aurobinda Routray , William K Mohanty , Mamata Jenamani

Feature selection is a critical step in high-dimensional classification tasks, particularly under challenging conditions of double imbalance, namely settings characterized by both class imbalance in the response variable and dimensional…

统计方法学 · 统计学 2025-06-13 Fabio Demaria

Machine Learning is beginning to provide state-of-the-art performance in a range of environmental applications such as streamflow prediction in a hydrologic basin. However, building accurate broad-scale models for streamflow remains…

A novel multiphysics-decision tree learning algorithm is presented for (1) estimating transport properties in the variably saturated subsurface governed by explicitly coupled equations for water, heat, and solute transport; and (2)…

地球物理 · 物理学 2023-12-19 Michael J Friedel , Massimo Buscema

The detection of spoofing speech generated by unseen algorithms remains an unresolved challenge. One reason for the lack of generalization ability is traditional detecting systems follow the binary classification paradigm, which inherently…

音频与语音处理 · 电气工程与系统科学 2023-09-18 Jingze Lu , Yuxiang Zhang , Wenchao Wang , Zengqiang Shang , Pengyuan Zhang

We demonstrate reservoir computing with a physical system using a single autonomous Boolean logic element with time-delay feedback. The system generates a chaotic transient with a window of consistency lasting between 30 and 300 ns, which…

新兴技术 · 计算机科学 2016-02-09 Nicholas D. Haynes , Miguel C. Soriano , David P. Rosin , Ingo Fischer , Daniel J. Gauthier

To alleviate the adverse effect of rain streaks in image processing tasks, CNN-based single image rain removal methods have been recently proposed. However, the performance of these deep learning methods largely relies on the covering range…

图像与视频处理 · 电气工程与系统科学 2020-05-20 Hong Wang , Yichen Wu , Qi Xie , Qian Zhao , Yong Liang , Deyu Meng
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