In other words, the temporal structure of the environment within which the system has evolved is such that that re-inspection is less likely to be rewarded with success (e.g., finding a target).
Other inspections were less complete.
The difference may lie in the fact that ISI inspections are less frequent– though this will change this year when new rules stating that schools must be inspected every three years are introduced.
This time, however, he stuck to his demand for the wall, and the resulting shutdown, now the longest in US history, has had serious consequences: Food inspections are less frequent, scientific labs have shut down, Native American tribes lack money for essential needs, and border and airport security officers are working without pay when they're not calling in sick.
This is not a matter of protectionism; the fact is that, even though rules are in place, they are infringed far more often in countries where inspection practice is less rigorous than in the European Union.
Compared to palpation and visual inspection, US is less sensitive for surface evaluations but outperforms in examination of the interior of organs and helps to determine blood flow in vasculature [ 22].
But on closer inspection, the picture is less rosy.
To then have to stuff all carry-on material into one bag for X-ray inspection is nothing less than sadistic.
If the motif is more cryptic, then alignment-based manual inspection is much less likely to succeed.
The second diagnostic tool, post-mortem inspection is even less sensitive, with only around 47% of M. bovis infected cattle detected (Corner et al., 1990).
