3 papers
cs.CV2026
An Improved Variational Method for Image Denoising
Jing-En Huang, Jia-Wei Liao, Ku-Te Lin +2
The total variation (TV) method is an image denoising technique that aims to reduce noise by minimizing the total variation of the image, which measures the variation in pixel inte…
math.NA2025
Quadratic Formula-based Nonlinear Approximation
Ziqin He, Can Chen, Min Hyung Cho +2
This paper presents a quadratic formula-based nonlinear representation for a given single-variable function f(x), . First, we construct the explicit polynomial co…
math.NA2025
Basis Choices for Frequency Domain Statistical Independence Tests and Algorithms for Algebraic Relation Extraction
Juan Shi, Wenbo Wang, Wan Zhang +5
In this paper, we explore how different selections of basis functions impact the efficacy of frequency domain techniques in statistical independence tests, and study different algo…