CompaRNA - on-line benchmarks of RNA structure prediction methods
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Table of contents:

  1. Overview

  2. Performance Plots

  3. Performance of PPfold(seed) - scored higher in this pairwise comparison

  4. Performance of Contrafold - scored lower in this pairwise comparison

  5. Compile and download dataset for PPfold(seed) & Contrafold [.zip] - may take several seconds...


Overview

Metric PPfold(seed) Contrafold
MCC 0.666 > 0.596
Average MCC ± 95% Confidence Intervals 0.664 ± 0.060 > 0.609 ± 0.108
Sensitivity 0.536 > 0.521
Positive Predictive Value 0.833 > 0.689
Total TP 75 > 73
Total TN 15728 > 15712
Total FP 15 < 41
Total FP CONTRA 6 = 6
Total FP INCONS 9 < 27
Total FP COMP 0 < 8
Total FN 65 < 67
P-value 0.0

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Performance plots


  1. Comparison of performance of PPfold(seed) and Contrafold. Positive Predictive Value (PPV) is plotted against sensitivity. Each dot represents a single test of each method. See tables below for raw data (individual counts for PPfold(seed) and Contrafold).

  2. Average Matthews Correlation Coefficients (MCC) with 95% confidence intervals (CIs) were plotted for different RNA families, for which at least 3 members were present in the benchmarking dataset. 'n' denotes the number of MCCs used to calculate the average and CI. See tables below for raw data (individual counts for PPfold(seed) and Contrafold).

  3. Comparison of average Matthews Correlation Coefficients (MCCs) for PPfold(seed) and Contrafold. The whiskers correspond to 95% confidence intervals (CIs). 'n' denotes the number of MCCs used to calculate average MCCs and CIs. See tables below for raw data (individual counts for PPfold(seed) and Contrafold).

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Performance of PPfold(seed) - scored higher in this pairwise comparison

1. Total counts & total scores for PPfold(seed)

Total Base Pair Counts
Total TP 75
Total TN 15728
Total FP 15
Total FP CONTRA 6
Total FP INCONS 9
Total FP COMP 0
Total FN 65
Total Scores
MCC 0.666
Average MCC ± 95% Confidence Intervals 0.664 ± 0.060
Sensitivity 0.536
Positive Predictive Value 0.833
Nr of predictions 8

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2. Individual counts for PPfold(seed) [ download as .csv ]

RNA Chain Rfam family MCC SENS PPV TP TN FP FP CONTRA FP INCONS FP COMP FN
RFA_00767 0.68 0.56 0.83 10 1879 2 1 1 0 8
RFA_00768 0.68 0.56 0.83 10 1879 2 1 1 0 8
RFA_00769 0.68 0.56 0.83 10 1941 2 1 1 0 8
RFA_00770 0.68 0.56 0.83 10 2004 2 1 1 0 8
RFA_00773 0.68 0.56 0.83 10 1941 2 1 1 0 8
RFA_00779 0.68 0.56 0.83 10 1941 2 1 1 0 8
RFA_00808 0.75 0.56 1.00 9 2007 0 0 0 0 7
RFA_00809 0.50 0.38 0.67 6 2136 3 0 3 0 10

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Performance of Contrafold - scored lower in this pairwise comparison

1. Total counts & total scores for Contrafold

Total Base Pair Counts
Total TP 73
Total TN 15712
Total FP 41
Total FP CONTRA 6
Total FP INCONS 27
Total FP COMP 8
Total FN 67
Total Scores
MCC 0.596
Average MCC ± 95% Confidence Intervals 0.609 ± 0.108
Sensitivity 0.521
Positive Predictive Value 0.689
Nr of predictions 8

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2. Individual counts for Contrafold [ download as .csv ]

RNA Chain Rfam family MCC SENS PPV TP TN FP FP CONTRA FP INCONS FP COMP FN
RFA_00767 0.74 0.56 1.00 10 1881 2 0 0 2 8
RFA_00768 0.45 0.44 0.47 8 1874 9 1 8 0 10
RFA_00769 0.54 0.56 0.53 10 1934 9 4 5 0 8
RFA_00770 0.68 0.56 0.83 10 2004 5 0 2 3 8
RFA_00773 0.71 0.56 0.91 10 1942 4 1 0 3 8
RFA_00779 0.68 0.56 0.83 10 1941 2 0 2 0 8
RFA_00808 0.68 0.56 0.82 9 2005 2 0 2 0 7
RFA_00809 0.40 0.38 0.43 6 2131 8 0 8 0 10

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Matthews Correlation Coeffient, Sensitivity and Positive Predictive Value have been calculated based on the paper by Gardener & Giegerich, 2004.