Rating and perceived helpfulness in a bipartite network of online product reviews

P Campos, E Pinto, A Torres - Electronic Commerce Research, 2023 - Springer
In many e-commerce platforms user communities share product information in the form of
reviews and ratings to help other consumers to make their choices. This study develops a …

A comparative study of deep learning approaches to rooftop detection in aerial images

Y Cai, H He, K Yang, SN Fatholahi, L Ma… - Canadian Journal of …, 2021 - Taylor & Francis
This paper investigates the deep neural networks for rapid and accurate detection of
building rooftops in aerial orthoimages. The networks were trained using the manually …

Constrained-focal-loss based deep learning for segmentation of spores

Y Zhao, F Lin, S Liu, Z Hu, H Li, Y Bai - IEEE Access, 2019 - ieeexplore.ieee.org
The statistics of disease spores is significant for early strategy design of disease control in
precision agriculture. To obtain the statistics information of spores in microscopic images, it …

Efficient balanced focal loss function for manipulated images detection

FZ El Biach, I Iala, H Laanaya… - 2021 Fifth International …, 2021 - ieeexplore.ieee.org
Convolutional neural networks based segmentation methods of falsified images are
confronted with the imbalance class problem; Imbalanced classes generally refer to a …

Enriching taxonomy for audience targeting and active modelling

T Haldar, V Protsyk - US Patent 11,501,340, 2022 - Google Patents
A method for identifying a category of offerings can include receiving, by a data
management platform (DMP) executing on a computing platform, user data for a user of an …

Centralidade e utilidade nas revisões de produtos em e-Markeplaces: uma visão analítica numa área da Amazon

ESF Pinto - 2018 - search.proquest.com
Em muitas plataformas de comércio eletrónico, as comunidades de utilizadores partilham
informação sobre os produtos, na forma de comentários (reviews), atribuindo pontuação à …