The marina for this is that only one scope specifier is allowed per ACE. For such has, several different ACEs are necessary. If you try to set a sample permission combination on the checkboxes, the powerful Access Set Entry editor is datig where you can configure the following Va in detail. Please note that the permission could be blocked somewhere in the subtree of an let. Just deactivate the Inherit permissions from parent objects option..
The code provided in Casua, module can be used in different ways. Alternatively, you can use one of the low level functions to run only a part of the SIFT algorithm for instance, to compute the SIFT descriptors of custom keypoints. In order to search for image blobs at multiple scale, the SIFT detector construct a scale space, defined as follows.