| 词汇 | unobserved |
| 释义 | unobserved adjective uk /ˌʌn.əbˈzɜːvd/ us /ˌʌn.əbˈzɝːvd/ without anyone watching or noticing: 不被人看到的;没有注意到的;被漠视的 So tiny that they often go unobserved, biting gnats can be only 0.5 mm long.小黑蚊非常之小，人们常常都注意不到，有的只有0.5毫米长。 Never leave a child unobserved around water, including bathtubs and 5-gallon buckets. I managed to get down the stairs unobserved. Since rape is likely to be an unobserved crime, victims may not have corroborative evidence. Many beautiful and moonless nights have passed unobserved because I was too exhausted to carry a hundred pounds of equipment into the backyard. Indistinct & invisible blur blurrily blurry cloudily fuzzily fuzziness fuzzy indiscernible melt melt (away) into something not see hide nor hair of someoneidiom smudged super-subtle swimmy unapparent unclear vague vapory viewless washy Examples of unobservedunobserved The longer the panel, the more likely it is to include unobserved effects that may affect pollution. Large-scale jet instability is likely t o be the underlying cause of the snaking which may well be a yet unobserved feature of air. Moreover, discrepancies between expectations and observations may force him to conclude that some exogenous actions in the past remained unobserved. This approach should yield more precise standard errors when controlling for unobserved patient heterogeneity. The reliance of psychiatric diagnosis on unobserved cognitive and emotional symptoms makes it difficult to develop good animal models. If such information can be made available legally, it does not fully solve the problem because there are still unobserved variables. Because latent variables are unobserved, they have no definite scales, making both the origin and the unit of measurement of such variables arbitrary. Since the values of observed variables are known with certainty, only unobserved variables are the object of scrutiny in abductive methods. The correlation between the two equations reflects unobserved factors, which affect both admission decisions and survival. Ignoring the mixture distribution of the unobserved genotype, they were able to estimate and test the disease penetrance difference between alternative genotypes. One somewhat surprising aspect is the virtual omission of any discussion of confounders, especially unobserved confounders. There are reasons to believe that unobserved information such as forest quality can significantly correlate with unobserved variation in the collection function. Additionally, findings may be confounded by unobserved influences and, as with any model, results can only be suggestive. The second issue is that inferences from listwise-deletion estimation can be biased if the observed data differs systematically from the unobserved data. It remains possible that there are unobserved characteristics omitted from the model that could generate biased estimates. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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