A systematic review on content-based video retrieval

N Spolaôr, HD Lee, WSR Takaki, LA Ensina… - … Applications of Artificial …, 2020 - Elsevier
Content-based video retrieval and indexing have been associated with intelligent methods
in many applications such as education, medicine and agriculture. However, an extensive …

Unsupervised affinity learning based on manifold analysis for image retrieval: A survey

VH Pereira-Ferrero, TG Lewis, LP Valem… - Computer Science …, 2024 - Elsevier
Despite the advances in machine learning techniques, similarity assessment among
multimedia data remains a challenging task of broad interest in computer science …

Graph Convolutional Networks based on manifold learning for semi-supervised image classification

LP Valem, DCG Pedronette, LJ Latecki - Computer Vision and Image …, 2023 - Elsevier
Due to a huge volume of information in many domains, the need for classification methods is
imperious. In spite of many advances, most of the approaches require a large amount of …

Rank flow embedding for unsupervised and semi-supervised manifold learning

LP Valem, DCG Pedronette… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Impressive advances in acquisition and sharing technologies have made the growth of
multimedia collections and their applications almost unlimited. However, the opposite is true …

Unsupervised selective rank fusion for image retrieval tasks

LP Valem, DCG Pedronette - Neurocomputing, 2020 - Elsevier
Several visual features have been developed for content-based image retrieval in the last
decades, including global, local and deep learning-based approaches. However, despite …

Graph-based selective rank fusion for unsupervised image retrieval

LP Valem, DCG Pedronette - Pattern Recognition Letters, 2020 - Elsevier
Nowadays, there is a great variety of visual features available for image retrieval tasks.
While fusion strategies have been established as a promising alternative, an inherent …

A rank-based framework through manifold learning for improved clustering tasks

B Rozin, VH Pereira-Ferrero, LT Lopes… - Information …, 2021 - Elsevier
The relevance of diversified data preprocessing approaches for improving clustering tasks is
remarkable. Once the effectiveness is direct impacted by feature representation and …

Person Re-ID through unsupervised hypergraph rank selection and fusion

LP Valem, DCG Pedronette - Image and Vision Computing, 2022 - Elsevier
Person Re-ID has been gaining a lot of attention and nowadays is of fundamental
importance in many camera surveillance applications. The task consists of identifying …

A salient object segmentation framework using diffusion-based affinity learning

M Moradi, F Bayat - Expert Systems with Applications, 2021 - Elsevier
In this paper, a salient object segmentation framework by using diffusion-based affinity
learning and based on absorbing Markov chain (AMC) is proposed. Traditional approaches …

pyUDLF: A Python Framework for Unsupervised Distance Learning Tasks

G Leticio, LP Valem, LT Lopes… - Proceedings of the 31st …, 2023 - dl.acm.org
The representation of multimedia content experienced tremendous advances in the last
decades. Mainly supported by deep learning models, impressive results have been …