… the SIFTFlow method, improving correspondences on a wide range of challenging viewing
conditions. We focus here on the SIFT … of changing gradually through scales. It remains to be …

… set of SIFTs, extracted at multiple scales, allows for far better matches than single-scale
descriptors, … the utility of multiple SIFT descriptors at each pixel, and their representations. Dense …

… digital patch at scale σi are encoded by their gradient … SIFT method; on the contrary we
intend to demonstrate that no other method will ever improve more than marginally the SIFT scale …

… features on objects that move towards the camera and thereby change their scale continuously
or … Accelerated variants of the SIFT algorithm have been implemented by streamlining the …

… on the use of doG and SIFT … SIFT features and their extensions have been previously
applied for object recognition as an easily computed scale-space kernel approximating the scale-…

… Then, we evaluate their performance in different situations: scale change, rotation change, …
on the SIFT algorithm and its most concerned five variants. In order to find out their …

… One of the main strengths of the SIFT features are their scale-invariance. This is achieved
by … adjacent spatial scales by exploiting the scale coverage of the SIFT descriptor only? …

… Their experiments turned out that it was faster and it works … technique based on SIFT [9][11],
stitching application of SIFT [… that PCA-SIFT need to improve blur and scale performances. …

… do depend heavily on the training set and hardware setup, which may limit their use in …
Multi-threading scales down the running times without changing the relative time performance …

… We introduce a scale field to the SIFT flow function to automatically explore the scale …
In the initialization stage, for every scale in the scale space, we compute SIFT image for the …