Beyond linear subspace clustering: A comparative study of nonlinear manifold clustering algorithms

M Abdolali, N Gillis - Computer Science Review, 2021 - Elsevier
Subspace clustering is an important unsupervised clustering approach. It is based on the
assumption that the high-dimensional data points are approximately distributed around …

Joint unsupervised contrastive learning and robust GMM for text clustering

C Hu, T Wu, S Liu, C Liu, T Ma, F Yang - Information Processing & …, 2024 - Elsevier
Text clustering aims to organize a vast collection of documents into meaningful and coherent
clusters, thereby facilitating the extraction of valuable insights. While current frameworks for …

Deep reinforcement learning framework for dynamic pricing demand response of regenerative electric heating

S Zhong, X Wang, J Zhao, W Li, H Li, Y Wang, S Deng… - Applied Energy, 2021 - Elsevier
Applications of electric heating, which can improve carbon emission reduction and
renewable energy utilization, have brought new challenges to the safe operation of energy …

A hybrid deep belief network-based label distribution learning system for seismic damage estimation of liquid storage tanks

J Men, G Chen, G Reniers, X Rao, T Zeng - Process Safety and …, 2023 - Elsevier
Liquid storage tanks play a vital role in the modern chemical process industry (CPI). The
strong ground motion caused by large-scale earthquakes may easily impose severe …

EDCWRN: efficient deep clustering with the weight of representations and the help of neighbors

A Golzari Oskouei, MA Balafar, C Motamed - Applied Intelligence, 2023 - Springer
In existing deep clustering methods, it is assumed that all generated representations are
equally important during the clustering procedure. However, if the model can't learn proper …

Semi-supervised t-SNE with multi-scale neighborhood preservation

W Serna-Serna, C De Bodt, AM Alvarez-Meza, JA Lee… - Neurocomputing, 2023 - Elsevier
Unsupervised dimensionality reduction (DR) aims to preserve input data structure in a low-
dimensional (LD) space based on neighborhood information. In contrast, supervised DR …

ASVMK: A novel SVMs Kernel based on Apollonius function and density peak clustering

S Pourbahrami, MA Balafar, LM Khanli - Engineering Applications of …, 2023 - Elsevier
Abstract Support Vector Machine (SVM) is one of the successful methods of machine
learning. SVM uses kernel tricks to efficiently learn non-linear classification tasks. The kernel …

A geometric-based clustering method using natural neighbors

S Pourbahrami, M Hashemzadeh - Information Sciences, 2022 - Elsevier
Neighborhood-based and density-based clustering methods are applied in various data
analysis applications. However, most of them have low performance in mixed …

A selection metric for semi-supervised learning based on neighborhood construction

M Emadi, J Tanha, ME Shiri, MH Aghdam - Information Processing & …, 2021 - Elsevier
The present paper focuses on semi-supervised classification problems. Semi-supervised
learning is a learning task through both labeled and unlabeled samples. One of the main …

Parameter-free surrounding neighborhood based regression methods

T İnkaya - Expert Systems with Applications, 2022 - Elsevier
In machine learning, nearest neighbor (NN) regression is one of the most prominent
methods for numeric prediction. It estimates the output variable of a new data point by …