Results 81 to 90 of about 3,494,819 (252)

Development and Psychometric Properties of the Questionnaire for Assessing Educational Podcasts (QAEP)

open access: yesFrontiers in Psychology, 2020
The aim of this research was to develop and validate the Questionnaire for Assessing Educational Podcasts (QAEP), an instrument designed to gather students’ views about four dimensions of educational podcasts: access and use, design and structure ...
Rafael Alarcón, María J. Blanca
doaj   +1 more source

EDNRB‐dependent endothelin signaling reduces proliferation and promotes proneural‐to‐mesenchymal transition in gliomas

open access: yesMolecular Oncology, EarlyView.
Glioma cells mainly express the endothelin receptor EDNRB, while EDNRA is restricted to a perivascular tumor subpopulation. Endothelin signaling reduces glioma cell proliferation while promoting migration and a proneural‐to‐mesenchymal transition associated with poor prognosis. This pathway activates Ca2+, K+, ERK, and STAT3 signalings and is regulated
Donovan Pineau   +36 more
wiley   +1 more source

Cross-validation test results.

open access: yes, 2022
Individual test results for all cross-validation trials for both the image based deep learning age estimates, and the linear length based age estimates.
Alf Harbitz (6090902)   +2 more
core   +1 more source

Cross family christmas card, 1954 [picture] : "merry xmas and a happy new year to from stan cross and his family december 1954" /

open access: yes, 1954
Part of the Stan Cross Archive of cartoons and drawings, 1912-1974.; Copy of original drawing. "Merry Xmas and a Happy New Year From Stan Cross and his Family December 1954"; Also available in an electronic version via the internet at: http://nla.gov.au ...
Cross, Stan, 1888-1977.
core   +2 more sources

Engineered extracellular vesicles enriched with the miR‐214/199a cluster enhance the efficacy of chemotherapy in ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Loss of the miR‐214/199a cluster is associated with recurrence in ovarian cancer. Engineered small extracellular vesicles (m214‐sEVs) elevate miR‐214‐3p/miR‐199a‐5p in tumor cells, suppress β‐catenin, TLR4, and YKT6 signaling, reprogram tumor‐derived sEV cargo, reduce chemoresistance and migration, and enhance carboplatin efficacy and survival in ...
Weida Wang   +12 more
wiley   +1 more source

No unbiased Estimator of the Variance of K-Fold Cross-Validation [PDF]

open access: yes
In statistical machine learning, the standard measure of accuracy for models is the prediction error, i.e. the expected loss on future examples. When the data distribution is unknown, it cannot be computed but several resampling methods, such as K-fold ...
Yoshua Bengio, Yves Grandvalet
core  

Prediction of the Viscosity-Temperature Dependence of a Mixture of Oils Based on Information about the Density, Content of Paraffin, Resins, Asphaltenes and Fractional Composition

open access: yesGeoresursy
The article is devoted to the problem of predicting the viscosity of an oil mixture. Viscosity is an important characteristic of oil when calculating pressure losses due to friction when moving in a well, through field pipelines, through a network of ...
A. R. Valeev   +3 more
doaj   +1 more source

Interrogating the immune landscape of microsatellite stable RAS‐mutated colon cancer

open access: yesMolecular Oncology, EarlyView.
COLOSSUS project RAS‐mutated MSS colon cancer study explored transcriptomics and immune cell density by immunohistochemistry (IHC), Immunoscore (IS), ISIC/TuLIS scores, mutation counts, and detected different prevalences but similar microenvironment composition across immune markers with clinical relevance for future immunotherapy combination ...
Rodrigo Dienstmann   +61 more
wiley   +1 more source

Cross-validation performance results.

open access: yes, 2020
Cross-validation performance results.
Jay M. Ver Hoef (8611365)   +2 more
core   +1 more source

Cross-validation (CV) error rates.

open access: yes, 2021
The cross-validation (CV) error rates of ADMIXTURE results. (TIF)
Abdulqader Jighly (4822851)   +8 more
core   +1 more source

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