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Related papers: Evolutionary Multitasking AUC Optimization

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The Partial Area Under the ROC Curve (PAUC), typically including One-way Partial AUC (OPAUC) and Two-way Partial AUC (TPAUC), measures the average performance of a binary classifier within a specific false positive rate and/or true positive…

Machine Learning · Computer Science 2022-10-12 Huiyang Shao , Qianqian Xu , Zhiyong Yang , Shilong Bao , Qingming Huang

The field of evolutionary many-task optimization (EMaTO) is increasingly recognized for its ability to streamline the resolution of optimization challenges with repetitive characteristics, thereby conserving computational resources. This…

Artificial Intelligence · Computer Science 2024-07-15 Yudong Yang , Kai Wu , Xiangyi Teng , Handing Wang , He Yu , Jing Liu

Adequate evaluation of an information retrieval system to estimate future performance is a crucial task. Area under the ROC curve (AUC) is widely used to evaluate the generalization of a retrieval system. However, the objective function…

Information Retrieval · Computer Science 2016-04-26 Sean J. Welleck

For multiple Unmanned-Aerial-Vehicles (UAVs) assisted Mobile Edge Computing (MEC) networks, we study the problem of combined computation and communication for user equipments deployed with multi-type tasks. Specifically, we consider that…

Signal Processing · Electrical Eng. & Systems 2023-08-25 Bin Li , Rongrong Yang , Lei Liu , Junyi Wang , Ning Zhang , Mianxiong Dong

Multitask learning, i.e. learning several tasks at once with the same neural network, can improve performance in each of the tasks. Designing deep neural network architectures for multitask learning is a challenge: There are many ways to…

Neural and Evolutionary Computing · Computer Science 2018-04-19 Jason Liang , Elliot Meyerson , Risto Miikkulainen

Area under the ROC curve (AUC) optimisation techniques developed for neural networks have recently demonstrated their capabilities in different audio and speech related tasks. However, due to its intrinsic nature, AUC optimisation has…

Sound · Computer Science 2021-10-28 Pablo Gimeno , Victoria Mingote , Alfonso Ortega , Antonio Miguel , Eduardo Lleida

AUC is an important performance measure and many algorithms have been devoted to AUC optimization, mostly by minimizing a surrogate convex loss on a training data set. In this work, we focus on one-pass AUC optimization that requires only…

Machine Learning · Computer Science 2020-07-07 Wei Gao , Rong Jin , Shenghuo Zhu , Zhi-Hua Zhou

Multi-task learning aims to learn multiple tasks jointly by exploiting their relatedness to improve the generalization performance for each task. Traditionally, to perform multi-task learning, one needs to centralize data from all the tasks…

Machine Learning · Computer Science 2017-06-21 Sulin Liu , Sinno Jialin Pan , Qirong Ho

Multiple binary responses arise in many modern data-analytic problems. Although fitting separate logistic regressions for each response is computationally attractive, it ignores shared structure and can be statistically inefficient,…

Machine Learning · Statistics 2026-01-14 The Tien Mai

In this paper, we study multi-block min-max bilevel optimization problems, where the upper level is non-convex strongly-concave minimax objective and the lower level is a strongly convex objective, and there are multiple blocks of dual…

Optimization and Control · Mathematics 2022-11-22 Quanqi Hu , Yongjian Zhong , Tianbao Yang

Multi-task learning uses auxiliary data or knowledge from relevant tasks to facilitate the learning in a new task. Multi-task optimization applies multi-task learning to optimization to study how to effectively and efficiently tackle…

Neural and Evolutionary Computing · Computer Science 2019-09-17 Dongrui Wu , Xianfeng Tan

AUC is a common metric for evaluating the performance of a classifier. However, most classifiers are trained with cross entropy, and it does not optimize the AUC metric directly, which leaves a gap between the training and evaluation stage.…

Machine Learning · Computer Science 2023-04-20 Xiao Sun , Bo Zhang , Chenrui Zhang , Han Ren , Mingchen Cai

In this paper we consider the problem of maximizing the Area under the ROC curve (AUC) which is a widely used performance metric in imbalanced classification and anomaly detection. Due to the pairwise nonlinearity of the objective function,…

Machine Learning · Computer Science 2019-06-17 Yunwen Lei , Yiming Ying

Recent developments in unmanned aerial vehicles (UAVs) and mobile edge computing (MEC) have provided users with flexible and resilient computing services. However, meeting the computing-intensive and latency-sensitive demands of users poses…

Signal Processing · Electrical Eng. & Systems 2024-04-25 Geng Sun , Yixian Wang , Zemin Sun , Qingqing Wu , Jiawen Kang , Dusit Niyato , Victor C. M. Leung

Multi-access edge computing (MEC) is regarded as a promising technology in the sixth-generation communication. However, the antenna gain is always affected by the environment when unmanned aerial vehicles (UAVs) are served as MEC platforms,…

Networking and Internet Architecture · Computer Science 2023-03-14 Can Cui , Ziye Jia , Chao Dong , Zhuang Ling , Jiahao You , Qihui Wu

Cost-sensitive learning relies on the availability of a known and fixed cost matrix. However, in some scenarios, the cost matrix is uncertain during training, and re-train a classifier after the cost matrix is specified would not be an…

Machine Learning · Computer Science 2012-09-11 Rui Wang , Ke Tang

In this paper, we consider deploying multiple Unmanned Aerial Vehicles (UAVs) to enhance the computation service of Mobile Edge Computing (MEC) through collaborative computation among UAVs. In particular, the tasks of different types and…

Information Theory · Computer Science 2024-08-06 Bin Li , Rongrong Yang , Lei Liu , Celimuge Wu

Evolutionary multi-objective clustering (EMOC), a modern clustering technique, has been widely applied to extract patterns, allowing us to analyze different aspects of complex data by considering multiple criteria. In this article, we…

Machine Learning · Computer Science 2022-04-04 Cristina Y. Morimoto , Aurora Pozo , Marcílio C. P. de Souto

The Area Under the the Receiver Operating Characteristics (ROC) Curve, referred to as AUC, is a well-known performance measure in the supervised learning domain. Due to its compelling features, it has been employed in a number of studies to…

Machine Learning · Computer Science 2023-04-05 Pablo Andretta Jaskowiak , Ivan Gesteira Costa , Ricardo José Gabrielli Barreto Campello

The Area Under the ROC Curve (AUC) is a well-known metric for evaluating instance-level long-tail learning problems. In the past two decades, many AUC optimization methods have been proposed to improve model performance under long-tail…

Computer Vision and Pattern Recognition · Computer Science 2024-10-11 Boyu Han , Qianqian Xu , Zhiyong Yang , Shilong Bao , Peisong Wen , Yangbangyan Jiang , Qingming Huang