Both the strong points of these methods, as well as their weak areas, have been highlighted.
Surprisingly VarMixt does not appear as weak as similar methods evaluated by Kooperberg et al. [24].
This generates weak edges what represents a challenge for other segmentation methods as well.
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All 6 studies which employed solely quantitative methods were rated as weak.
In keeping with Harding and Higginson's review interventions that were evaluated by qualitative methods were graded as weak evidence.
The methodological quality of intervention studies varied considerably, with quantitative evaluations and the quantitative components of mixed-method studies overwhelmingly rated as weak.
It is important to note the weak methods as they were not blinded and employed only small sample sizes.
We have in fact taken into account the recommendations resulting from the previous studies deemed sometimes as weak from the methods standpoint, in particular because of the absence of a control group.
The extended finite element method (X-FEM) is a numerical method for modeling strong (displacement) as well as weak (strain) discontinuities within a standard finite element framework.
