Results 31 to 40 of about 110,361 (231)

A new test for the mean vector in high-dimensional data [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2015
For the testing of the mean vector where the data are drawn from a multivariate normal population, the renowned Hotelling’s T 2 test is no longer valid when the dimension of the data equals or exceeds the sample size.
Knavoot Jiamwattanapong   +1 more
doaj  

Closed testing using surrogate hypotheses with restricted alternatives.

open access: yesPLoS ONE, 2019
IntroductionThe closed testing principle provides strong control of the type I error probabilities of tests of a set of hypotheses that are closed under intersection such that a given hypothesis H can only be tested and rejected at level α if all ...
John M Lachin   +3 more
doaj   +1 more source

Analisis Pengaruh Hari Perdagangan dan Nilai Tukar terhadap Indeks Harga Saham Gabungan (IHSG) di Bursa Efek Indonesia Tahun 2009

open access: yesJournal the Winners, 2011
Before making investment decisions, investors need to analyze the pattern of trading days which change daily because of investors’ behavior in stock trading activity that affects the pattern of daily stock price movements.
Erric Wijaya, Fatiah Istarini
doaj   +1 more source

Developmental programmes drive cellular plasticity, disease progression and therapy resistance in lung adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
This study shows that lung adenocarcinomas exploit developmental branching morphogenesis to acquire a therapy resistant basal‐like tumour cell state. This process was found to be regulated by combined TP53 loss‐of‐function and type‐I interferon signalling, identifying a novel axis for biomarker and therapeutic target discovery.
Kamila J Bienkowska   +13 more
wiley   +1 more source

Evaluating the effect of γ‐oryzanol on MASLD pathology using a medaka fish model

open access: yesFEBS Open Bio, EarlyView.
This study explores a liver disease called MASLD, which is increasing worldwide and can lead to serious damage. Researchers used medaka fish instead of rodents to test a food compound, γ‐oryzanol. Fish fed this compound had less liver fat and healthier gut bacteria.
Yukako Ito   +7 more
wiley   +1 more source

Epidemiological and virological investigation of a Norovirus outbreak in a resort in Puglia, Italy

open access: yesBMC Infectious Diseases, 2007
Background This paper describes the third large outbreak of Norovirus (NoV) gastroenteritis reported in the Southern Italy region of Puglia. Methods A matched case control study was conducted, on 19 July 2005, for investigating risk factors, using a ...
Coscia Maria   +7 more
doaj   +1 more source

ECFS-DEA: an ensemble classifier-based feature selection for differential expression analysis on expression profiles

open access: yesBMC Bioinformatics, 2020
Background Various methods for differential expression analysis have been widely used to identify features which best distinguish between different categories of samples.
Xudong Zhao   +6 more
doaj   +1 more source

Repeated and time-correlated morphological convergence in cave-dwelling harvestmen (Opiliones, Laniatores) from Montane Western North America. [PDF]

open access: yesPLoS ONE, 2010
BACKGROUND: Many cave-dwelling animal species display similar morphologies (troglomorphism) that have evolved convergent within and among lineages under the similar selective pressures imposed by cave habitats.
Shahan Derkarabetian   +2 more
doaj   +1 more source

Five‐Year Outcomes of Laparoscopic Sphincter‐Preserving Surgery for Rectal Cancer: A Prospective Study in Elderly Vietnamese Patients

open access: yesAging and Cancer, EarlyView.
This prospective study demonstrates that laparoscopic sphincter‐preserving surgery is feasible for elderly patients. While overall survival reaches 70% at 5 years, advanced T‐stage and the omission of neoadjuvant therapy significantly drive recurrence, highlighting the need for personalized geriatric protocols despite logistical challenges.
Huu Duc Ho   +4 more
wiley   +1 more source

Effect of REACT learning strategy on creative thinking and mathematical communication skills

open access: yesJurnal Math Educator Nusantara: Wahana Publikasi Karya Tulis Ilmiah di Bidang Pendidikan Matematika, 2022
This study aims to examine the effect of the REACT learning strategy on the creative thinking and mathematical communication skills of MTs/SMP students. The population of this research is class VIII MTs Ma'arif NU 5 academic year 2021/2022, totaling 122
Komarudin Komarudin   +5 more
doaj   +1 more source

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