A new medical image enhancement algorithm based on spatial frequency domain is presented in this article.The medical image is first divided into several sub-images based on dyadic wavelet scale analysis.At each level, different directional sub-band images can reflect the different characteristics of the image.A low-frequency sub-band image maintain
A multi-site data sample for analyzing the online commercial sex ecosystem
Abstract Online sex advertisements (sex ads) have been linked to many U.S.sex trafficking cases.However, since the closure of the dominant website, Backpage.com (Backpage), many competing sites have emerged that are hosted in countries where Existence of Three Positive Solutions to Some p-Laplacian Boundary Value Problems U.S.law enforcement organi
Latin - Culture and Language in Workshops
The aim of this paper is to share an experience concerning the teaching of Latin for Specific Purposes in thematic workshops.One objective of the workshops was to demonstrate that Latin is still present in Portuguese-speaking countries in scientific and legal texts, in botanical and zoological terminology, in heraldry, in terms that are practically
Formability Prediction of AISI 304 Steel Sheet Based on Forming Limit Diagram through Finite Element Analysis and Nakazima Test
In this study, the appropriateness of the forming limit stress diagram and the forming limit diagram for predicting the formability of sheets of AISI 304 steel is compared.The Forming Limit Diagram was plotted using a numerical technique and the Nakazima test.Conversely, Forming limit stress diagram was constructed using the Marciniak - Kuczynski t