Results 21 to 30 of about 53,712,339 (311)

Basic principles of descriptive statistics in medical research

open access: yesСеченовский вестник, 2021
Descriptive statistics provides tools to explore, summarize and illustrate the research data. In this tutorial we discuss two main types of data - qualitative and quantitative variables, and the most common approaches to characterize data distribution ...
N. M. Bulanov   +6 more
doaj   +1 more source

Nicodemo's method on dental development: a cross-sectional study with 3,271 children and adolescents [PDF]

open access: yesBrazilian Oral Research
Civil and criminal forensics utilize dental development to estimate age. The method of Nicodemo, Moraes, and Médici Filho (NMM) is a popular dental age estimation tool in South America; however, it lacks a scientific basis for applications in ...
Raquel Porto Alegre Valente   +5 more
doaj   +1 more source

Statistical hypothesis testing: general approach in medical research

open access: yesСеченовский вестник, 2021
Statistical hypothesis testing is one of the key steps in modern medical research. Initially, scientists formulate a research hypothesis based on which the statistical hypothesis is then developed and statistically tested.
A. Yu. Suvorov   +6 more
doaj   +1 more source

Statistical models for topic segmentation [PDF]

open access: yesProceedings of the 37th annual meeting of the Association for Computational Linguistics on Computational Linguistics -, 1999
Most documents are about more than one subject, but many NLP and IR techniques implicitly assume documents have just one topic. We describe new clues that mark shifts to new topics, novel algorithms for identifying topic boundaries and the uses of such boundaries once identified.
openaire   +2 more sources

Mapping the literature of pediatric nursing: update and implications for library services

open access: yesJournal of the Medical Library Association, 2017
Objective: The purpose of this study was to identify core journals and other types of literature cited in four major pediatric nursing journals and to characterize coverage of these resources in major bibliographic databases.
Carol L. Watwood
doaj   +1 more source

Investigating Public Speaking Anxiety Factors among EFL University Students through Online Learning [PDF]

open access: yesApplied Research on English Language, 2022
As in many other countries, universities in Indonesia have been closed since March 2020 due to the COVID-19 pandemic lockdown, and lecturers have been forced to adapt to online learning.
Selamat Hasibuan   +2 more
doaj   +1 more source

A Developmental Basis for Stochasticity in Floral Organ Numbers

open access: yesFrontiers in Plant Science, 2014
Stochasticity ubiquitously inevitably appears at all levels from molecular traits to multicellular, morphological traits. Intrinsic stochasticity in biochemical reactions underlies the typical intercellular distributions of chemical concentrations, e.g.,
Miho S Kitazawa, Koichi eFujimoto
doaj   +1 more source

Publish or perish, information overload, and journal impact factors – A conflicting tripod of forces

open access: yesSaudi Journal of Anaesthesia, 2022
The academic mantra, to the point of cliché, is “publish or perish.” Academia is generally too preoccupied with research and publishing to stand back and consider the driving forces behind the actual processes and systems involved.
Victor Grech
doaj   +1 more source

Finding alternatives when a major database is gone

open access: yesJournal of the Medical Library Association, 2016
Question: What to do when a major database ceases publication? Setting: An urban, academic health sciences library with four campuses serves a university health sciences system, a college of medicine, and five other health sciences colleges.
Estelle Hu
doaj   +1 more source

Deep Impact: Unintended consequences of journal rank

open access: yesFrontiers in Human Neuroscience, 2013
Most researchers acknowledge an intrinsic hierarchy in the scholarly journals (‘journal rank’) that they submit their work to, and adjust not only their submission but also their reading strategies accordingly.
Björn eBrembs   +2 more
doaj   +1 more source

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