Search Results for author: Hanlin Mo

Found 15 papers, 0 papers with code

Achieving Rotation Invariance in Convolution Operations: Shifting from Data-Driven to Mechanism-Assured

no code implementations17 Apr 2024 Hanlin Mo, Guoying Zhao

Based on various types of non-learnable operators, including gradient, sort, local binary pattern, maximum, etc., this paper designs a set of new convolution operations that are natually invariant to arbitrary rotations.

Data Augmentation Image Classification +2

Sorted Convolutional Network for Achieving Continuous Rotational Invariance

no code implementations23 May 2023 Hanlin Mo, Guoying Zhao

The topic of achieving rotational invariance in convolutional neural networks (CNNs) has gained considerable attention recently, as this invariance is crucial for many computer vision tasks such as image classification and matching.

Data Augmentation Image Classification

RIC-CNN: Rotation-Invariant Coordinate Convolutional Neural Network

no code implementations21 Nov 2022 Hanlin Mo, Guoying Zhao

Using MNIST dataset, we first evaluate the rotation invariance of RIC-CNN and compare its performance with most of existing rotation-invariant CNN models.

Data Augmentation

Gaussian-Hermite Moment Invariants of General Multi-Channel Functions

no code implementations3 Jan 2022 Hanlin Mo, Hua Li, Guoying Zhao

Then, we design a structural framework to generate Gaussian-Hermite moment invariants for these two transform models systematically.

Image Classification Template Matching

Dual affine moment invariants

no code implementations19 Nov 2019 You Hao, Hanlin Mo, Qi Li, He Zhang, Hua Li

In this paper, we propose a general framework to derive moment invariants under DAT for objects in M-dimensional space with N channels, which can be called dual-affine moment invariants (DAMI).

Rotation Differential Invariants of Images Generated by Two Fundamental Differential Operators

no code implementations13 Nov 2019 Hanlin Mo, Hua Li

As far as we know, no previous papers have published so many explicit forms of high-order rotation differential invariants of images.

Texture Classification Vocal Bursts Valence Prediction

Differential and integral invariants under Mobius transformation

no code implementations30 Aug 2018 He Zhang, Hanlin Mo, You Hao, Qi Li, Hua Li

According to the Liouville Theorem, an important part of the conformal transformation is the Mobius transformation, so we focus on Mobius transformation and propose two differential expressions that are invariable under 2-D and 3-D Mobius transformation respectively.

Fast and Efficient Calculations of Structural Invariants of Chirality

no code implementations20 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

Image Projective Invariants

no code implementations19 Jul 2017 Erbo Li, Hanlin Mo, Dong Xu, Hua Li

In this paper, we propose relative projective differential invariants (RPDIs) which are invariant to general projective transformations.

Image Retrieval Retrieval

Shape-Color Differential Moment Invariants under Affine Transformations

no code implementations14 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 implementations5 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

Naturally Combined Shape-Color Moment Invariants under Affine Transformations

no code implementations31 May 2017 Ming Gong, You Hao, Hanlin Mo, Hua Li

We proposed a kind of naturally combined shape-color affine moment invariants (SCAMI), which consider both shape and color affine transformations simultaneously in one single system.

Affine-Gradient Based Local Binary Pattern Descriptor for Texture Classiffication

no code implementations19 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

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