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

  1. Overview

  2. Performance Plots

  3. Performance of Carnac(20) - scored higher in this pairwise comparison

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

  5. Compile and download dataset for Carnac(20) & Contrafold [.zip] - may take several seconds...


Overview

Metric Carnac(20) Contrafold
MCC 0.641 > 0.608
Average MCC ± 95% Confidence Intervals 0.582 ± 0.134 < 0.599 ± 0.131
Sensitivity 0.456 < 0.621
Positive Predictive Value 0.908 > 0.601
Total TP 265 < 361
Total TN 68237 > 67928
Total FP 41 < 312
Total FP CONTRA 11 < 89
Total FP INCONS 16 < 151
Total FP COMP 14 < 72
Total FN 316 > 220
P-value 6.32937386918e-08

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Performance plots


  1. Comparison of performance of Carnac(20) 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 Carnac(20) 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 Carnac(20) and Contrafold).

  3. Comparison of average Matthews Correlation Coefficients (MCCs) for Carnac(20) 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 Carnac(20) and Contrafold).

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Performance of Carnac(20) - scored higher in this pairwise comparison

1. Total counts & total scores for Carnac(20)

Total Base Pair Counts
Total TP 265
Total TN 68237
Total FP 41
Total FP CONTRA 11
Total FP INCONS 16
Total FP COMP 14
Total FN 316
Total Scores
MCC 0.641
Average MCC ± 95% Confidence Intervals 0.582 ± 0.134
Sensitivity 0.456
Positive Predictive Value 0.908
Nr of predictions 21

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2. Individual counts for Carnac(20) [ download as .csv ]

RNA Chain Rfam family MCC SENS PPV TP TN FP FP CONTRA FP INCONS FP COMP FN
3A2K_C 0.88 0.77 1.00 17 1091 0 0 0 0 5
3GX2_A 0.68 0.46 1.00 13 1436 0 0 0 0 15
3IVN_B 0.91 0.83 1.00 19 884 0 0 0 0 4
3IZ4_A 0.52 0.31 0.88 29 25503 4 3 1 0 66
3J20_0 0.69 0.71 0.68 15 1197 8 1 6 1 6
3J3D_C 0.90 0.95 0.86 18 947 3 3 0 0 1
3J3E_8 0.00 0.00 0.00 0 2742 0 0 0 0 15
3J3F_8 0.61 0.37 1.00 7 4754 2 0 0 2 12
3JYV_7 0.81 0.70 0.93 14 1096 3 0 1 2 6
3LA5_A 0.91 0.84 1.00 21 933 0 0 0 0 4
3NPB_A 0.46 0.22 1.00 8 2270 3 0 0 3 29
3O58_3 0.60 0.36 1.00 8 4756 1 0 0 1 14
3PDR_A 0.75 0.58 0.97 29 4810 3 1 0 2 21
3RKF_A 0.91 0.83 1.00 20 846 0 0 0 0 4
3SD1_A 0.72 0.55 0.94 16 1516 1 0 1 0 13
3ZEX_C 0.37 0.21 0.67 6 5365 4 1 2 1 23
4A1C_2 0.42 0.25 0.71 5 4509 3 0 2 1 15
4AOB_A 0.59 0.48 0.74 14 1418 6 2 3 1 15
4ENB_A 0.00 0.00 0.00 0 472 0 0 0 0 15
4ENC_A 0.00 0.00 0.00 0 496 0 0 0 0 15
4FRG_B 0.50 0.25 1.00 6 1196 0 0 0 0 18

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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 361
Total TN 67928
Total FP 312
Total FP CONTRA 89
Total FP INCONS 151
Total FP COMP 72
Total FN 220
Total Scores
MCC 0.608
Average MCC ± 95% Confidence Intervals 0.599 ± 0.131
Sensitivity 0.621
Positive Predictive Value 0.601
Nr of predictions 21

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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
3A2K_C 0.49 0.55 0.46 12 1082 14 3 11 0 10
3GX2_A 0.93 0.89 0.96 25 1423 2 1 0 1 3
3IVN_B 0.91 0.83 1.00 19 884 0 0 0 0 4
3IZ4_A 0.57 0.58 0.57 55 25440 49 18 23 8 40
3J20_0 0.53 0.57 0.50 12 1195 13 3 9 1 9
3J3D_C 0.71 0.79 0.65 15 945 8 3 5 0 4
3J3E_8 0.12 0.13 0.11 2 2724 32 5 11 16 13
3J3F_8 0.35 0.47 0.26 9 4726 44 13 13 18 10
3JYV_7 -0.02 0.00 0.00 0 1091 20 4 16 0 20
3LA5_A 0.91 0.84 1.00 21 933 0 0 0 0 4
3NPB_A 0.86 0.84 0.89 31 2243 9 1 3 5 6
3O58_3 0.32 0.36 0.29 8 4736 21 7 13 1 14
3PDR_A 0.83 0.86 0.80 43 4786 13 5 6 2 7
3RKF_A 0.87 0.83 0.91 20 844 2 2 0 0 4
3SD1_A 0.68 0.69 0.69 20 1504 9 5 4 0 9
3ZEX_C 0.35 0.34 0.37 10 5347 23 4 13 6 19
4A1C_2 0.21 0.25 0.19 5 4489 33 9 13 11 15
4AOB_A 0.53 0.52 0.56 15 1410 13 3 9 1 14
4ENB_A 0.85 0.73 1.00 11 461 1 0 0 1 4
4ENC_A 0.85 0.73 1.00 11 485 1 0 0 1 4
4FRG_B 0.73 0.71 0.77 17 1180 5 3 2 0 7

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