Fast and Efficient Calculations of Structural Invariants of Chirality

no code implementations • 20 Oct 2017 • He Zhang, Hanlin Mo, You Hao, Shirui Li, Hua Li

And the five chiral invariants have four characteristics:(1) They play an important role in the detection of symmetry, especially in the treatment of 'false zero' problem.

Symmetry Detection

Shape-Color Differential Moment Invariants under Affine Transformations

no code implementations • 14 Jun 2017 • Hanlin Mo, Shirui Li, You Hao, Hua Li

We propose the general construction formula of shape-color primitives by using partial differentials of each color channel in this paper.

General Classification Image Classification +1

A Kind of Affine Weighted Moment Invariants

no code implementations • 5 Jun 2017 • Hanlin Mo, You Hao, Shirui Li, Hua Li

A new kind of geometric invariants is proposed in this paper, which is called affine weighted moment invariant (AWMI).

Image Retrieval Retrieval

Affine-Gradient Based Local Binary Pattern Descriptor for Texture Classiffication

no code implementations • 19 May 2017 • You Hao, Shirui Li, Hanlin Mo, Hua Li

We present a novel Affine-Gradient based Local Binary Pattern (AGLBP) descriptor for texture classification.

feature selection General Classification +1

4d isip: 4d implicit surface interest point detection

no code implementations • 10 May 2017 • Shirui Li, Alper Yilmaz, Changlin Xiao, Hua Li

The TSDF represents the distance between the spatial points and object surface points which is an implicit surface representation.

Interest Point Detection Object