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ERDS-pe: A paired hidden Markov model for copy number variant detection from whole-exome sequencing data

  • Renjie Tan
  • , Jixuan Wang
  • , Xiaoliang Wu
  • , Guoqiang Wan
  • , Rongjie Wang
  • , Rui Ma
  • , Zhijie Han
  • , Wenyang Zhou
  • , Shuilin Jin
  • , Qinghua Jiang*
  • , Yadong Wang
  • *Corresponding author for this work
  • School of Computer Science and Technology, Harbin Institute of Technology
  • Harbin Institute of Technology
  • School of Life Science and Technology, Harbin Institute of Technology

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Detecting copy number variants (CNVs) is an essential part in variant calling process. Here, we describe a novel method ERDS-pe to detect CNVs from whole-exome sequencing (WES) data. ERDS-pe first employs principal component analysis to normalize WES data. Then, ERDS-pe incorporates read depth signal and single-nucleotide variation information together as a hybrid signal into a paired hidden Markov model to infer CNVs from WES data. Experimental results on real human WES data show that ERDS-pe demonstrates higher sensitivity and provides comparable or even better specificity than other tools. ERDS-pe is publicly available at: https://github.com/microtan0902/erds-pe.

Original languageEnglish
Title of host publicationProceedings - 2016 IEEE International Conference on Bioinformatics and Biomedicine, BIBM 2016
EditorsKevin Burrage, Qian Zhu, Yunlong Liu, Tianhai Tian, Yadong Wang, Xiaohua Tony Hu, Qinghua Jiang, Jiangning Song, Shinichi Morishita, Kevin Burrage, Guohua Wang
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages141-144
Number of pages4
ISBN (Electronic)9781509016105
DOIs
StatePublished - 17 Jan 2017
Event2016 IEEE International Conference on Bioinformatics and Biomedicine, BIBM 2016 - Shenzhen, China
Duration: 15 Dec 201618 Dec 2016

Publication series

NameProceedings - 2016 IEEE International Conference on Bioinformatics and Biomedicine, BIBM 2016

Conference

Conference2016 IEEE International Conference on Bioinformatics and Biomedicine, BIBM 2016
Country/TerritoryChina
CityShenzhen
Period15/12/1618/12/16

Keywords

  • Copy number variation
  • Hidden Markov model
  • Principal component analysis
  • Whole-exome sequencing

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