Sentence examples for unobserved data from inspiring English sources

The EM algorithm treats the unknown stimulus mixture component which the neuron responds to as unobserved data, or latent variables.

Given large amounts of unobserved data, we estimate a model with variables computed in difference versus their average, which is similar to a fixed effect model.

Our LinReg estimator will be useful for parameter inference in any situation in which MCMC is used and it is possible to calculate <img src="http://journals.plos.org/plosone/article/asset?id=info?doi/10.1371/journal.pone.0012307.e089.PNG" class= inline-graphic"/>, the joint probability of the observed and unobserved data, conditional on the parameter.

Conditional on observed data, the probability of data being missing still depends on unobserved data.

MNAR means that the probability of missing data depends on the unobserved data.

When data are MNAR, missingness is dependent on some unobserved data.

If missingness of the outcome of interest is unrelated to observed or unobserved patient data, the missing data are termed missing completely at random (MCAR): a strong assumption.

Genotype imputation (inferring unobserved genotype data based on observed data) was performed using subjects from a HapMap Phase III reference panel (genetically-determined European ancestry) and resulted in approximately 1.4 million successfully imputed single-nucleotide polymorphisms (SNPs).

An alternative method of dealing with unobserved smoking data is to dichotomise smoking status into current smokers and non-current smokers with missing data assumed to pertain to non-current smokers.

A, B and C are the unobserved missing data one wants to infer.

Such estimates would have been difficult or impossible with more conventional approaches and would have required assuming rather than estimating the unobserved carriage data.