Identification of differentially methylated loci using wavelet-based functional mixed models

W Lee, JS Morris - Bioinformatics, 2016 - academic.oup.com
Motivation: DNA methylation is a key epigenetic modification that can modulate gene
expression. Over the past decade, a lot of studies have focused on profiling DNA …

A stationary wavelet entropy-based clustering approach accurately predicts gene expression

N Nguyen, A Vo, I Choi, KJ Won - Journal of Computational Biology, 2015 - liebertpub.com
Studying epigenetic landscapes is important to understand the condition for gene regulation.
Clustering is a useful approach to study epigenetic landscapes by grouping genes based on …

Parameter estimation based on scale-dependent algebraic expressions and scale-space fitting

M Kukuk, N Spicher - IEEE Transactions on Signal Processing, 2018 - ieeexplore.ieee.org
We present our results of applying wavelet theory to the classic problem of estimating the
unknown parameters of a model function subject to noise. The model function studied in this …

Heavy-tailed noise suppression and derivative wavelet scalogram for detecting DNA copy number aberrations

N Nguyen, A Vo, H Sun, H Huang - IEEE/ACM transactions on …, 2017 - ieeexplore.ieee.org
Most existing array comparative genomic hybridization (array CGH) data processing
methods and evaluation models assumed that the probability density function (pdf) of noise …

[HTML][HTML] Function-on-function regression for the identification of epigenetic regions exhibiting windows of susceptibility to environmental exposures

M Zemplenyi, MJ Meyer, A Cardenas… - The annals of applied …, 2021 - ncbi.nlm.nih.gov
The ability to identify time periods when individuals are most susceptible to exposures as
well as the biological mechanisms through which these exposures act is of great public …

Dynamic epigenetic mode analysis using spatial temporal clustering

YL Gan, H Tao, G Zou, C Yan, J Guan - BMC bioinformatics, 2016 - Springer
Background Differentiation of human embryonic stem cells requires precise control of gene
expression that depends on specific spatial and temporal epigenetic regulation. Recently …

Nucleosome positioning and its role in gene regulation in yeast

H Liu, W Ma, J Xie, H Li, K Luo, D Luo… - The Yeast Role in …, 2018 - books.google.com
Nucleosome, composed of a 147-bp segment of DNA helix wrapped around a histone
protein octamer, serves as the basic unit of chromatin. Nucleosome positioning refers to the …

A wavelet approach to detect enriched regions and explore epigenomic landscapes

N Nguyen, A Vo, KJ Won - Journal of Computational Biology, 2014 - liebertpub.com
Epigenetic landscapes represent how cells regulate gene activity. To understand their effect
on gene regulation, it is important to detect their occupancy in the genome. Unlike …

ATAC-seq signal processing and recurrent neural networks can identify RNA polymerase activity

IJ Tripodi, M Chowdhury, R Dowell - BioRxiv, 2019 - biorxiv.org
Nascent transcription assays are the current gold standard for identifying regions of active
transcription, including markers for functional transcription factor (TF) binding. Here we …

Gaussian derivative wavelets identify dynamic changes in histone modification

N Nguyen, KJ Won - 2014 IEEE Conference on Computational …, 2014 - ieeexplore.ieee.org
Epigenetic landscapes reveal how cells regulate genes in a cell-type or condition specific
manner. Genome-wide surveys using histone modification showed cell-type specific …