Results 61 to 70 of about 478,402 (291)

Cyclic extensions are radical

open access: yes, 2016
We show that finite Galois extensions with cyclic Galois group are radical.Comment: 1 page.
Suárez-Álvarez, Mariano
core   +1 more source

Regime‐Dependent Nowcasting of the Austrian Economy

open access: yesJournal of Forecasting, EarlyView.
ABSTRACT We nowcast and forecast economic activity in Austria, namely, real gross domestic product (GDP), consumption, and investment, which are available at a quarterly frequency, using a preselected number of monthly indicators based on a combination of statistical procedures.
Jaroslava Hlouskova, Ines Fortin
wiley   +1 more source

Varietal Performance of Sweet Potato (Ipomoea batatas l.) Planted in Between Mulberry (Morus alba l.) Trees

open access: yesJournal of Agroforestry and Environment
This study, conducted at the Sericulture Research Area of Don Mariano Marcos Memorial State University, evaluated the performance of ten sweet potato (Ipomoea batatas L.) varieties intercropped with mulberry (Morus alba) trees.
Mark Anthony A. Boisa   +2 more
doaj   +1 more source

The Hilton-Eckmann argument for cup-products

open access: yes, 2002
We present a simple extension of the classical Hilton-Eckmann argument classically used to prove that the endomorphism monoid of the unit object in a monoidal category is commutative.
Suarez-Alvarez, Mariano
core   +1 more source

Electricity Price Prediction Using Multikernel Gaussian Process Regression Combined With Kernel‐Based Support Vector Regression

open access: yesJournal of Forecasting, EarlyView.
ABSTRACT This paper presents a new hybrid model for predicting German electricity prices. The algorithm is based on a combination of Gaussian process regression (GPR) and support vector regression (SVR). Although GPR is a competent model for learning stochastic patterns within data and for interpolation, its performance for out‐of‐sample data is not ...
Abhinav Das   +2 more
wiley   +1 more source

Transformation city: a pocket strategic intervention material for science 6

open access: yesDiversitas Journal
International science assessments consistently show the Philippines scoring low, highlighting a critical gap in the effectiveness of current learning materials.
Patricia Anne Orine   +5 more
doaj   +1 more source

Intraday Functional PCA Forecasting of Cryptocurrency Returns

open access: yesJournal of Forecasting, EarlyView.
ABSTRACT We study the functional PCA (FPCA) forecasting method in application to functions of intraday returns on Bitcoin. We show that improved interval forecasts of future return functions are obtained when the conditional heteroscedasticity of return functions is taken into account.
Joann Jasiak, Cheng Zhong
wiley   +1 more source

Intravoxel Incoherent Motion Model of Diffusion Weighted Imaging and Diffusion Kurtosis Imaging in Differentiating of Local Colorectal Cancer Recurrence from Scar/Fibrosis Tissue by Multivariate Logistic Regression Analysis

open access: yesApplied Sciences, 2020
Purpose: The aim of the study is to evaluate the potential of Intravoxel incoherent motion model of diffusion weighted imaging (DWI) and diffusion kurtosis imaging (DKI) in the differentiation of local colorectal cancer recurrence (LCR) from scar ...
Roberta Fusco   +12 more
doaj   +1 more source

Term Spread Volatility as a Leading Indicator of Economic Activity

open access: yesJournal of Forecasting, EarlyView.
ABSTRACT In this paper, we examine the macroeconomic predictive power of the volatility of the US Treasury yield curve slope (term spread volatility). Our forecasting exercise shows that US term spread volatility has significant predictive power for US industrial production and employment growth.
Anastasios Megaritis   +3 more
wiley   +1 more source

Dietary calcium intake in a cohort of elderly patients already in drug therapy for osteoporosis. Is it possible and how to modify the eating habits before calcium supplementation?

open access: yesItalian Journal of Medicine, 2015
Inadequate intake of calcium via the diet is very common in patients taking drugs for osteoporosis. We have evaluated 302 consecutive elderly patients (68.6 median age) attending our Rheumatological and Orthopedic Outpatient Clinics using a questionnaire
Ciro Manzo, Maria Teresa Russo
doaj   +1 more source

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