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Learning-to-rank is an applied domain of supervised machine learning. As feature selection has been found to be effective for improving the accuracy of learning models in general, it is intriguing to investigate this process for…

机器学习 · 计算机科学 2023-10-23 Mohd. Sayemul Haque , Md. Fahim , Muhammad Ibrahim

The segmentation of retinal vessels is of significance for doctors to diagnose the fundus diseases. However, existing methods have various problems in the segmentation of the retinal vessels, such as insufficient segmentation of retinal…

计算机视觉与模式识别 · 计算机科学 2018-05-14 Yun Jiang , Ning Tan

Feature selection is playing an increasingly significant role with respect to many computer vision applications spanning from object recognition to visual object tracking. However, most of the recent solutions in feature selection are not…

计算机视觉与模式识别 · 计算机科学 2017-07-25 Giorgio Roffo , Simone Melzi , Umberto Castellani , Alessandro Vinciarelli

To equip Convolutional Neural Networks (CNNs) with explainability, it is essential to interpret how opaque models take specific decisions, understand what causes the errors, improve the architecture design, and identify unethical biases in…

计算机视觉与模式识别 · 计算机科学 2024-02-23 Mohammad Mahdi Dehshibi , Mona Ashtari-Majlan , Gereziher Adhane , David Masip

The explosion of data in recent years has generated an increasing need for new analysis techniques in order to extract knowledge from massive datasets. Machine learning has proved particularly useful to perform this task. Fully automatized…

天体物理仪器与方法 · 物理学 2018-08-29 Antonio D'Isanto , Stefano Cavuoti , Fabian Gieseke , Kai Lars Polsterer

Support vector machines (SVMs) rely on the inherent geometry of a data set to classify training data. Because of this, we believe SVMs are an excellent candidate to guide the development of an analytic feature selection algorithm, as…

机器学习 · 计算机科学 2013-04-23 Carly Stambaugh , Hui Yang , Felix Breuer

We introduce a novel method to extract the vessels in eye fun-dus images which is adaptive to lighting variations. In the Logarithmic Image Processing framework, a 3-segment probe detects the vessels by probing the topographic surface of an…

计算机视觉与模式识别 · 计算机科学 2020-06-01 Guillaume Noyel , Christine Vartin , Peter Boyle , Laurent Kodjikian

Remote sensing image classification can be performed in many different ways to extract meaningful features. One common approach is to perform edge detection. A second approach is to try and detect whole shapes, given the fact that these…

计算机视觉与模式识别 · 计算机科学 2014-01-31 T. Balaji , Dr. M. Sumathi

When a data set has significant differences in its class and cluster structure, selecting features aiming only at the discrimination of classes would lead to poor clustering performance, and similarly, feature selection aiming only at…

机器学习 · 计算机科学 2023-07-11 Suchismita Das , Nikhil R. Pal

Anomaly detection (AD) in images is a fundamental computer vision problem by deep learning neural network to identify images deviating significantly from normality. The deep features extracted from pretrained models have been proved to be…

计算机视觉与模式识别 · 计算机科学 2023-12-05 Zeyu Jiang , João P. C. Bertoldo , Etienne Decencière

Many computer vision and medical imaging problems are faced with learning from large-scale datasets, with millions of observations and features. In this paper we propose a novel efficient learning scheme that tightens a sparsity constraint…

机器学习 · 统计学 2017-02-07 Adrian Barbu , Yiyuan She , Liangjing Ding , Gary Gramajo

The idea of sensitivity in ant colony systems has been exploited in hybrid ant-based models with promising results for many combinatorial optimization problems. Heterogeneity is induced in the ant population by endowing individual ants with…

人工智能 · 计算机科学 2020-07-28 Camelia-M. Pintea , Camelia Chira , D. Dumitrescu , Petrica C. Pop

In the past decades, the rapid growth of computer and database technologies has led to the rapid growth of large-scale datasets. On the other hand, data mining applications with high dimensional datasets that require high speed and accuracy…

机器学习 · 计算机科学 2020-08-11 Mehrdad Rostami , Kamal Berahmand , Saman Forouzandeh

Given a set of data, biclustering aims at finding simultaneous partitions in biclusters of its samples and of the features which are used for representing the samples. Consistent biclusterings allow to obtain correct classifications of the…

机器学习 · 计算机科学 2010-03-18 Antonio Mucherino , Sonia Cafieri

Defining an efficient training set is one of the most delicate phases for the success of remote sensing image classification routines. The complexity of the problem, the limited temporal and financial resources, as well as the high…

计算机视觉与模式识别 · 计算机科学 2021-04-19 Devis Tuia , Michele Volpi , Loris Copa , Mikhail Kanevski , Jordi Munoz-Mari

Feature selection has evolved to be an important step in several machine learning paradigms. In domains like bio-informatics and text classification which involve data of high dimensions, feature selection can help in drastically reducing…

机器学习 · 计算机科学 2019-04-23 Nand Sharma , Prathamesh Verlekar , Rehab Ashary , Sui Zhiquan

Recommender systems require their recommendation algorithms to be accurate, scalable and should handle very sparse training data which keep changing over time. Inspired by ant colony optimization, we propose a novel collaborative filtering…

信息检索 · 计算机科学 2012-03-27 Yongji Wang , Xiaofeng Liao , Hu Wu , Jingzheng Wu

Analyzing large datasets to select optimal features is one of the most important research areas in machine learning and data mining. This feature selection procedure involves dimensionality reduction which is crucial in enhancing the…

神经与进化计算 · 计算机科学 2024-09-24 Zhila Yaseen Taha , Abdulhady Abas Abdullah , Tarik A. Rashid

Remote sensing research focusing on feature selection has long attracted the attention of the remote sensing community because feature selection is a prerequisite for image processing and various applications. Different feature selection…

分布式、并行与集群计算 · 计算机科学 2017-04-13 Nhien-An Le-Khac , M-Tahar Kechadi , Bo Wu , C. Chen

Feature selection is an important data pre-processing in data mining and machine learning, which can reduce feature size without deteriorating model's performance. Recently, sparse regression based feature selection methods have received…

机器学习 · 计算机科学 2021-03-31 Zhenzhen Sun , Yuanlong Yu