Evidence map›Paper›PMID 20507637›Full record

ArticleAlgorithms for molecular biology : AMB2010

Differential co-expression framework to quantify goodness of biclusters and compare biclustering algorithms.

Burton Kuan Hui Chia, R Krishna Murthy Karuturi

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Article in Algorithms for molecular biology : AMB, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

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10citing papers in PubMed
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3 · Its place in the literature

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10 citing papers in PubMed.

  1. Rank-preserving biclustering algorithm: a case study on miRNA breast cancer.Medical & biological engineering & computing · 2021
    Article
  2. Review
  3. Article
  4. Article
  5. Article
  6. Article
  7. Whole miRNome-wide differential co-expression of microRNAs.Genomics, proteomics & bioinformatics · 2012
    Article
  8. Article
  9. Article
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5 · Who and what money

Authors and funding

2 authors.

Burton Kuan Hui ChiaComputational & Systems Biology, Genome Institute of Singapore, A-STAR, 60 Biopolis ST, Singapore. karuturikm@gis.a-star.edu.sg.
R Krishna Murthy Karuturi

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundBiclustering is an important analysis procedure to understand the biological mechanisms from microarray gene expression data. Several algorithms have been proposed to identify biclusters, but very little effort was made to compare the performance of different algorithms on real datasets and combine the resultant biclusters into one unified ranking.

resultsIn this paper we propose differential co-expression framework and a differential co-expression scoring function to objectively quantify quality or goodness of a bicluster of genes based on the observation that genes in a bicluster are co-expressed in the conditions belonged to the bicluster and not co-expressed in the other conditions. Furthermore, we propose a scoring function to stratify biclusters into three types of co-expression. We used the proposed scoring functions to understand the performance and behavior of the four well established biclustering algorithms on six real datasets from different domains by combining their output into one unified ranking.

conclusionsDifferential co-expression framework is useful to provide quantitative and objective assessment of the goodness of biclusters of co-expressed genes and performance of biclustering algorithms in identifying co-expression biclusters. It also helps to combine the biclusters output by different algorithms into one unified ranking i.e. meta-biclustering.

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PMID20507637
PMCPMC2892498

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.