Results 31 to 40 of about 726,554 (241)

Application of Monte-Carlo Simulation Towards a Better Understanding of Bayes’ Theorem in Engineering Education

open access: yesU.Porto Journal of Engineering, 2022
Bayes' Theorem (BT) is treated in probability theory and statistics. The BT shows how to change the probabilities a priori in view of new evidence, to obtain probabilities a posteriori. With the Bayesian interpretation of probability, the BT is expressed
Rui Assis   +2 more
doaj   +1 more source

Characteristics of false negatives.

open access: yes, 2018
Characteristics of false negatives.
Rachel D. Savage (2735068)   +5 more
core   +1 more source

Statistical methods to correct for verification bias in diagnostic studies are inadequate when there are few false negatives: a simulation study

open access: yesBMC Medical Research Methodology, 2008
Background A common feature of diagnostic research is that results for a diagnostic gold standard are available primarily for patients who are positive for the test under investigation.
Vickers Andrew J, Cronin Angel M
doaj   +1 more source

Collective Data Anomaly Detection Based on Reverse k-Nearest Neighbor Filtering

open access: yesShanghai Jiaotong Daxue xuebao, 2021
Aimed at the problem of group data anomaly detection with no data labels, a k-nearest neighbor (kNN) algorithm is proposed to detect group data anomalies in the unsupervised mode.
WU Jin’e, WANG Ruoyu, DUAN Qianqian, LI Guoqiang, JÜ Changjiang
doaj   +1 more source

Inhabited or Uninhabited? Pitfalls in the Interpretation of Possible Chemical Signatures of Extraterrestrial Life

open access: yesFrontiers in Microbiology, 2017
The “Rare Earth” hypothesis—put forward by Ward and Brownlee in their 2000 book of the same title—states that prokaryote-type organisms may be common in the universe but animals and higher plants are exceedingly rare.
Stefan Fox, Henry Strasdeit
doaj   +1 more source

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

Comparing false positives and false negatives in the Chinese data.

open access: yes, 2017
The figure compares the amount of false positives and false negatives, as measured in pairwise scores for the Turchin method and our Infomap approach for all pairs of language varieties in the Chinese test set.
Simon J. Greenhill (366401)   +2 more
core   +1 more source

Aplicação de um sistema de pontuação de alerta precoce em uma enfermaria pediátrica de um hospital terciário

open access: yesResidência Pediátrica, 2022
OBJECTIVE: To evaluate the performance the Brighton Pediatric Early Warning Score for an early identification of clinical deterioration in children admitted to the pediatric ward of a tertiary hospital. METHODS: A prospective cohort observational study,
Beatriz Aguiar da Mota   +2 more
doaj   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Analysis of the false negatives.

open access: yes, 2013
Analysis of the false negatives.
Zhehuan Zhao (421597)   +4 more
core   +1 more source

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