An unobservable (also called impalpable) is an entity whose existence, nature, properties, qualities or relations are not directly observable by humans...

expected value, being the mean of the entire population, is typically unobservable, and hence the statistical error cannot be observed either. A residual...

Logistic map), in which case the map is said to have unobservable nonperiodicity: p. 18  or unobservable chaos. He and his colleagues (Edward Ott and Celso...

universe. It represents the boundary between the observable and the unobservable regions of the universe, so its distance at the present epoch defines...

website for it Certificates – including related to sustainability and for unobservable quality attributes Various types of ratings, comparisons, third-party...

not be certain about the situation they are in (it is "unknown" or "unobservable") and it may not know for certain what will happen after each possible...

{O}}_{v}={\begin{bmatrix}C\\CA\\CA^{2}\\\vdots \\CA^{v-1}\end{bmatrix}}.} The unobservable subspace N{\displaystyle N} of the linear system is the kernel of the...

In quantum physics, a virtual state is a very short-lived, unobservable quantum state. In many quantum processes a virtual state is an intermediate state...

recorders, and also translate into perceptible form events that are unobservable by the senses, such as indicator dyes, voltmeters, spectrometers, infrared...

context, it is usually understood as what is observable, in contrast to unobservable or theoretical objects. It is generally accepted that unaided perception...