Sentence examples for great obstacles for from inspiring English sources
Additionally to the growing number of image collections, the semantic gap between low-level features and high-level semantic concepts often represents great obstacles for effective image retrieval.
Begonia taxonomy is notoriously challenging because of the genus' enormous size and often poorly preserved morphological characters in herbarium specimens (Hoover et al.2004; Hughes and Girmansyah2011), generating great obstacles for further studies.
However, the nanometer-scale structure on these superhydrophobic PTFE/PPS coating was basically cross-linking and disorderly, leading to great obstacles for further exploration on its anti-icing mechanism.
But the mixture of religion and politics was a great obstacle for the propagation of the Greco-Oriental mysteries in the Mediterranean world.
Especially the random arcing become more predominant at higher speed, heavier load, and cold weather conditions, which has already turned into a great obstacle for the stable current collection [1].
The difficulties inherent in blocking a pleiotropic blocker pose a great obstacle for the classical receptor antagonist approach and have contributed to the failure (to date) to devise specific treatments for cocaine overdose and addiction.
Lift-off effect is a great obstacle for practical application of pulsed eddy current testing, so probes developed with two-stage differential design can carry out the effective suppression of the lift-off effect.
Due to the complicated structure of the discrete-time switched nonlinear systems and the existence of the dead-zone, it makes a great obstacle for controlling such a class of systems.
However, a great obstacle for wider use of SEM has been its difficulty in handling categorical variables.
However, a great obstacle for its wider use has been its difficulty in handling categorical variables within the framework of generalised linear models.
And clinically, pain is often one of the greatest obstacles for patients enduring treatments.
