Sentence examples for difficult definition from inspiring English sources
This shape descriptor does not depend on landmarks or keypoints, avoiding the manual, and many times difficult, definition of these landmark points in a set of images.
This is caused by the difficult definition of the RV border and especially the pulmonic and tricuspid valve.
Despite their difficult definition and taxonomy, it is imperative to study critical incidents in intensive care, since they may be followed by adverse events and compromised patient safety.
Even though a selection of promising parameters could provide a guideline for an individual's immunosenescence status, no testable hypothesis to approach the difficult definition of immunosenescence is currently available.
So far, there are no existing data that enable us to attribute an 'excess mortality' to sepsis, probably due to the fact that not only the complex disease but also the difficult definition of sepsis prevents us from separating crude from excess mortality.
Probably, a more specific statement will be needed in order to determine what "important adverse (or unexpected) effects of an intervention" mean for the statement: whether it be statistical significance (which is influenced by the statistical power of the RCTs to detect harm), or clinical importance (which entails a more difficult definition).
Fourth, it's difficult by definition to maintain margins once a company gets past a certain level of sales and profitability.
For him it is a heuristic device to show how unrealistic and difficult a definition it is.
However, in practical cases and without assuming external knowledge, spectrum holes are dynamically formatted (both in size and spectrum location), rendering difficult the definition of convenient secondary channels.
In addition, hotspots of species richness, for different taxa rarely coincide with the lowest correlation at finer spatial scales, which render difficult the definition of an indicator taxon or even combinations of several indicators supposedly representative of the diversity in other forms of organisms [14].
It is difficult by definition to provide examples of something that is unknown, but a couple of semihypothetical scenarios can be given.
