roi_metrics

roi_metrics computes and analyzes metrics for records in a Region of Interest (ROI) file to quantify and characterize patterns in datasets generated by technologies such as next-generation DNA sequencing.


Key Features:

  • Advanced Feature Extraction: Applies (2D)² PCA-inspired feature extraction methods to identify and differentiate complex patterns within ROI data.
  • Adaptive Classification Methods: Uses KNN classifiers adapted per dataset or subject and incorporates metric-learning–style approaches to optimize classification performance.
  • Class-Imbalance Solutions: Integrates SMOTE-like synthetic minority over-sampling techniques to mitigate class-imbalance issues in large datasets.
  • Scalability and Reproducibility: Implements principles from the Galaxy project to support scalable execution and reproducible analytical workflows.
  • Comprehensive Data Tracking: Automatically records and documents analytical processes and provenance for inspection, publication, and reuse.

Scientific Applications:

  • Biometric Recognition: Adapts methodologies from finger vein pattern analysis and other biometric recognition techniques for identity verification and pattern discrimination tasks.
  • Genomic Research: Supports analysis of high-throughput sequencing datasets, including those from next-generation DNA sequencing, for large-scale genomic studies.

Methodology:

Combines (2D)² PCA-like feature extraction, KNN classification with metric-learning principles, SMOTE-like oversampling for class imbalance, and automated provenance recording following Galaxy project principles.

Topics

Collections

Details

Maturity:
Mature
Tool Type:
web application
Operating Systems:
Linux, Windows, Mac
Added:
12/19/2016
Last Updated:
11/25/2024

Operations

Data Inputs & Outputs

Publications

Yang G, Xi X, Yin Y. Finger Vein Recognition Based on (2D)<sup>2</sup>PCA and Metric Learning. Journal of Biomedicine and Biotechnology. 2012;2012:1-9. doi:10.1155/2012/324249. PMID:22675248. PMCID:PMC3364026.

PMID: 22675248
PMCID: PMC3364026
Funding: - National Natural Science Foundation of China: 20100131110021, 61070097, 61173069 - Doctoral Program of Higher Education: 20100131110021, 61070097, 61173069

Afgan E, Baker D, van den Beek M, Blankenberg D, Bouvier D, Čech M, Chilton J, Clements D, Coraor N, Eberhard C, Grüning B, Guerler A, Hillman-Jackson J, Von Kuster G, Rasche E, Soranzo N, Turaga N, Taylor J, Nekrutenko A, Goecks J. The Galaxy platform for accessible, reproducible and collaborative biomedical analyses: 2016 update. Nucleic Acids Research. 2016;44(W1):W3-W10. doi:10.1093/nar/gkw343. PMID:27137889. PMCID:PMC4987906.

Mareuil F, Doppelt-Azeroual O, Ménager H. A public Galaxy platform at Pasteur used as an execution engine for web services. Unknown Journal. 2017. doi:10.7490/f1000research.1114334.1.

Documentation

Links