Sentence examples for no absence data from inspiring English sources

Natural history collection data are not quantitative and include species occurrences only (no absence data).

Nevertheless, there is no direct access to absence data in many countries, and moreover, to gather such information in daily practice is too costly and hardly feasible.

The Bray-Curtis distance measure is appropriate for assemblage data because it gives no weight to zero/zero (mutual absence) data.

LA also had no effect on ΔN-HNF4α2 in the presence (Figure 4A) or absence (data not shown) of PGC1α.

Reasons for non-availability of sickness absence data were: participant withdrawal, staff on contracts with no centralised sickness absence records or administrative reasons.

We collect real-time absence data which at any point can give a snapshot of for example how many people are off on maternity leave on any given day.

However, in its absence, data can always be compromised easily.

These presence / absence data were used as input for multivariate analyses: NMDS, cluster analysis and CCA.

MaxEnt and SVM were the robust modelling methods (TPR = 0.964) using background absence data.

A wealth of opportunistic, presence-only data exists for this species but absence data required for distribution modelling is lacking.

However, SDMs include substantial uncertainty and the lack of absence data hampers the use of probabilistic predictions.