技术笔记本

Tutorial on Binary Descriptors – part 1Why Binary Descriptors?Following the previous post on descriptors, we’re now familiar with histogram of gradients (HOG) based patch descriptors. SIFT[1], SUR...

SIFT: Theory and Practice Keypoint orientationsSeries: SIFT: Theory and Practice:Introduction The scale space LoG approximations Finding keypoints Getting rid of low contrast keypoints Ke...

SIFT: Theory and Practice Getting rid of low contrast keypointsSeries: SIFT: Theory and Practice:Introduction The scale space LoG approximations Finding keypoints Getting rid of low contra...

SIFT: Theory and Practice Finding keypointsSeries: SIFT: Theory and Practice:Introduction The scale space LoG approximations Finding keypoints Getting rid of low contrast keypoints Keypoi...

SIFT: Theory and Practice LoG approximationsSeries: SIFT: Theory and Practice:Introduction The scale space LoG approximations Finding keypoints Getting rid of low contrast keypoints Keypo...

SIFT: Theory and Practice The scale spaceSeries: SIFT: Theory and Practice:Introduction The scale space LoG approximations Finding keypoints Getting rid of low contrast keypoints Keypoint...

SIFT: Theory and PracticeLearn how the famous SIFT keypoint detector works in the background. This paper led a mini revolution in the world of computer vision!IntroductionSeries: SIFT: Theory an...

A tutorial on binary descriptors – part 5 – The FREAK descriptorThis is our fifth post in the series about binary descriptors and here we will talk about the FREAK[4] descriptor. This is the last de...

A tutorial on binary descriptors – part 4 – The BRISK descriptorThis fourth post in our series about binary descriptors that will talk about the BRISK descriptor [1]. We had an introduction to patch...

A tutorial on binary descriptors – part 3 – The ORB descriptorThis third post in our series about binary descriptors that will talk about the ORB descriptor [1]. We had an introduction to patch desc...

A tutorial on binary descriptors – part 2 – The BRIEF descriptorFollowing the previous posts that provided both an introduction to patch descriptors in general and specifically to binary descriptors...

SIFT: Theory and Practice Generating a featureSeries: SIFT: Theory and Practice:Introduction The scale space LoG approximations Finding keypoints Getting rid of low contrast keypoints Key...