Largest UP = +1.3, Largest DOWN = -2.26, Smallest Change = +0.08
| # | Name | System | Parameters-Settings | Strategy 1 | Strategy 2 | % Correct | C-index | Runtime | Details Link | |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Best | All predictions correct | +12.37 | 100 | 1.0 | 0 | ||||
| 2 | Worst | All predictions wrong | –12.37 | 0 | 0 | 0 | ||||
| 3 | All UP | All predictions UP | -0.03 | 62 | 0.5 | 0 | ||||
| 4 | All DOWN | All predictions DOWN | +0.3 | 38 | 0.5 | 0 | ||||
| 6 | Peifeng | Fuzzy ARTMAP | learning rate = 1 baseline vigilance = 0.57 | 8.89 | 3.83 | 80.95 | 0.57 | 2.3673sec(train) .1995sec (test) | Details | |
| 7 | Peifeng | SVM Using Platt's SMO | C = positive infinity, Kernel = polynomial:(x1*x2 +1)^0.2, using Matlab with C++ mex | 0.97 | 3.83 | 61.90 | 0.289 | .8679sec (train) .0035sec (test) | Details 170 support vectors/237 inputs | |
| 8 | Jeff | SVM | libSVM package, poly kernel (3rd), qp | .901 | 47.62 | .202 | .448sec (train) .005sec (test) | Details | ||
| 9 | Jeff | MADALINE | MRII algorithm, learning rate =.6 | -2.94 | 42.87 | .173 | 15.39secs (train) .51secs (test) | Details | ||
| 10 | Rohit | KNN | K=22, city block metric, cross-validated with training set (first 3/4 was training and last 1/4 was testing) | 11 | 97.92 | 0.9327 | 0.2554 sec (training + testing) | Details | ||
| 11 | Roger | Fuzzy Artmap | learning rate=1, baseline vigilance=.5 | 47.6 | 0.513 sec (training + testing) | Details | ||||
| 12 | Melissa | Backprop w/Momentum | learning rate = 0.40, momentum = 0.60 | 7.57 | 3.83 | 85.71 | 0.7692 | 154.27 seconds | Details | |
| 13 | Karthik | MADALINE | Inhouse code MRII,LMS,learning rate = 0.4 | -2.94 | 46 | 0.2 | Sweeps over different learning rates dont seem to have much of effect, again just guess work Results | |||
| 14 | Karthik | ISOMAP & LTSA | Modified Original Source Code. Complete Failure of both manifold Learning Algorithms | Proves my Hypothesis! Dont work with data if it is Noisy. Details in writeup | ||||||
| 15 | Rohit | Fuzzy ARTMAP | learning rate = 1, baseline vigilance = 0.9 | 3.57 | 61.9048 | 0.7788 | 6.0585 sec (train) + 0.6835 sec (test) | Details | ||
| 16 | Melissa | PNN | sigma = 0.62 | 9.09 | 3.83 | 80.95 | 0.6731 | 1.25 seconds | Details | |
| 17 | Roger | PNN | spread =>1.5 | 12.37 | 66.67 | .78 seconds | Details | |||
| 18 | Neel | Simplified Fuzzy ARTMAP | baseline vigilance = 0.75 | 2.71 | 33 | 0.519 | 4.99 sec (train) + 0.07 sec (test) | Details | ||
| 19 | Neel | Genetic Simplified Fuzzy ARTMAP | population size = 80, generations = 2000 | -6.79 | 23.81 | 0.394 | 47 minutes (training) 0.01 seconds (test) | Details | ||
| 20 | Joe | Backprop | learning rate = .3, epochs = 200 | 62 | 46.76 sec (train + test) | |||||
| 21 | Karthik | SVM | MATLAB svmclassify with RBF | -0.03 | 67 | .68 | 1sec (train) .5sec (test) | Always predicts up Results | ||
| 21 | Karthik | SVM | svmlite, polynomial kernels,sequential minimal optimization,still exploring possibilities | 6.75 | 72 | 0.7 | Just started tweaking svmlite, more results forthcoming Results | |||
| 22 | Todd | SVM | libSVM with polynomial kernel (3rd order) | 1.63 | 19.27 | 61.90 | 0.7115 | 0.087s (trn) 0.017s (test) | Details | |
| 23 | Todd | EBF | Centers = 5 | 0.03 | -3.83 | 38.0952 | 0.6538 | 1.971s (trn) 0.939 (test) | Details | |
| 24 | Sean | Fuzzy Artmap | beta=1, rho=0.9 | 1.31 | 3.83 | 57.14 | 14.95 sec (train); 1.36 sec (test) | Details | ||
| 25 | Charles | Cascade Correlation | In-house code, 5 cascades, 1 epoch | 6.13 | 3.83 | 66.67 | 0.8942 | 24.19 | Details | |
| 26 | Charles | Maximum Likelihood | In-house code, severely hacked <see details> | 3.27 | 3.83 | 52.38 | 0.7885 | 1.785 sec | Details | |
| 27 | Sean | KNN | K=3 | 1.38 | 3.83 | 61.9 | 0.03478 sec | Details | ||
| 27 | Sean | Radial Basis Function | RBF Nodes = 5; sigma = 0.7 | 4.74 | 57.14 | 0.036621 sec | Details |
| # | Financial confusion matrix | # actual UP | # actual DOWN | total |
|---|---|---|---|---|
| 1 | # predicted UP | TP: true UP | FP: false UP | TP + FP |
| 2 | # predicted DOWN | FN: false DOWN | TN: true DOWN | TN + FN |
| 3 | total | 13 | 8 | 21 |
| # | Financial - Best | # actual UP | # actual DOWN | total |
|---|---|---|---|---|
| 1 | # predicted UP | 13 | 0 | 13 |
| 2 | # predicted DOWN | 0 | 8 | 8 |
| 3 | total | 13 | 8 | 21 |
| # | Financial - Worst | # actual UP | # actual DOWN | total | |
|---|---|---|---|---|---|
| 1 | # predicted UP | 0 | 8 | 8 | |
| 2 | # predicted DOWN | 13 | 0 | 13 | |
| 3 | total | 13 | 8 | 21 |
| # | Financial - All UP | # actual UP | # actual DOWN | total |
|---|---|---|---|---|
| 1 | # predicted UP | 13 | 8 | 21 |
| 2 | # predicted DOWN | 0 | 0 | 0 |
| 3 | total | 13 | 8 | 21 |
| # | Financial - All DOWN | # actual UP | # actual DOWN | total |
|---|---|---|---|---|
| 1 | # predicted UP | 0 | 0 | 0 |
| 2 | # predicted DOWN | 13 | 8 | 21 |
| 3 | total | 13 | 8 | 21 |
| # | FIN 8 - Jeff | # actual positive (+) | # actual negative (–) | ____total____ |
|---|---|---|---|---|
| 1 | # predicted + | 7 | 5 | 12 |
| 2 | # predicted – | 6 | 3 | 9 |
| 3 | total | 13 | 8 | 21 |
| # | FIN 9 - Jeff | # actual positive (+) | # actual negative (–) | ____total____ |
|---|---|---|---|---|
| 1 | # predicted + | 6 | 3 | 9 |
| 2 | # predicted – | 7 | 5 | 12 |
| 3 | total | 13 | 8 | 21 |
| # | FIN 6 - Peifeng | # actual IN | # actual OUT | total |
|---|---|---|---|---|
| 1 | # predicted IN | 12 | 3 | 15 |
| 2 | # predicted OUT | 1 | 5 | 6 |
| 3 | total | 13 | 8 | 21 |
| # | FIN 7 - Peifeng | # actual UP | # actual DOWN | total |
|---|---|---|---|---|
| 1 | # predicted UP | 10 | 5 | 15 |
| 2 | # predicted DOWN | 3 | 3 | 6 |
| 3 | total | 13 | 8 | 21 |
| # | FIN 10 - Rohit | # actual UP | # actual DOWN | total |
|---|---|---|---|---|
| 1 | # predicted UP | 5 | 3 | 8 |
| 2 | # predicted DOWN | 1 | 12 | 13 |
| 3 | total | 6 | 15 | 21 |
| # | FIN 11 - Rohit | # actual UP | # actual DOWN | total |
|---|---|---|---|---|
| 1 | # predicted UP | 4 | 2 | 6 |
| 2 | # predicted DOWN | 9 | 6 | 15 |
| 3 | total | 13 | 8 | 21 |
| # | confusion matrix | # actual IN | # actual OUT | total |
|---|---|---|---|---|
| 1 | # predicted IN | TP: 10 | FP: 0 | 10 |
| 2 | # predicted OUT | FN: 3 | TN: 8 | 11 |
| 3 | total | 13 | 8 | 21 |
| # | confusion matrix | # actual IN | # actual OUT | total |
|---|---|---|---|---|
| 1 | # predicted IN | TP: 1 | FP: 7 | 8 |
| 2 | # predicted OUT | FN: 1 | TN: 12 | 13 |
| 3 | total | 2 | 19 | 21 |
| # | confusion matrix | # actual IN | # actual OUT | total |
|---|---|---|---|---|
| 1 | # predicted IN | TP: 10 | FP: 1 | 11 |
| 2 | # predicted OUT | FN: 3 | TN: 7 | 10 |
| 3 | total | 13 | 8 | 21 |
| # | Financial - Best | # actual UP | # actual DOWN | total |
|---|---|---|---|---|
| 1 | # predicted UP | 11 | 5 | 16 |
| 2 | # predicted DOWN | 2 | 3 | 5 |
| 3 | total | 13 | 8 | 21 |
| # | confusion matrix | # actual IN | # actual OUT | total |
|---|---|---|---|---|
| 1 | # predicted IN | TP: 6 | FP: 5 | 11 |
| 2 | # predicted OUT | FN: 2 | TN: 1 | 3 |
| 3 | total | 2 | 19 | 21 |
| # | confusion matrix | # actual IN | # actual OUT | total |
|---|---|---|---|---|
| 1 | # predicted IN | TP: 1 | FP: 4 | 5 |
| 2 | # predicted OUT | FN: 12 | TN: 4 | 16 |
| 3 | total | 13 | 8 | 21 |
| # | confusion matrix | # actual IN | # actual OUT | total |
|---|---|---|---|---|
| 1 | # predicted IN | TP: 13 | FP: 8 | 21 |
| 2 | # predicted OUT | FN: 0 | TN: 0 | 0 |
| 3 | total | 13 | 8 | 21 |
| # | Confusion Matrix | # actual positive (+) | # actual negative (–) | ____total____ |
|---|---|---|---|---|
| 1 | # predicted + | 6 | 5 | 11 |
| 2 | # predicted – | 6 | 4 | 10 |
| 3 | total | 12 | 9 | 21 |
| # | Confusion Matrix | # actual positive (+) | # actual negative (–) | ____total____ |
|---|---|---|---|---|
| 1 | # predicted + | 10 | 4 | 14 |
| 2 | # predicted – | 3 | 4 | 7 |
| 3 | total | 13 | 8 | 21 |
| # | Confusion Matrix | # actual positive (+) | # actual negative (–) | ____total____ |
|---|---|---|---|---|
| 1 | # predicted + | 11 | 3 | 14 |
| 2 | # predicted – | 2 | 5 | 7 |
| 3 | total | 13 | 8 | 21 |
| # | confusion matrix | # actual positive (+) | # actual negative (–) | __total__ |
|---|---|---|---|---|
| 1 | # predicted + | 10 | 5 | 15 |
| 2 | # predicted – | 3 | 3 | 6 |
| 3 | total | 13 | 8 | 21 |
| # | confusion matrix | # actual positive (+) | # actual negative (–) | __total__ |
|---|---|---|---|---|
| 1 | # predicted + | 0 | 0 | 0 |
| 2 | # predicted – | 13 | 8 | 21 |
| 3 | total | 13 | 8 | 21 |
| # | Confusion Matrix | # actual positive (+) | # actual negative (–) | ____total____ |
|---|---|---|---|---|
| 1 | # predicted + | 4 | 4 | 8 |
| 2 | # predicted – | 5 | 8 | 13 |
| 3 | total | 9 | 12 | 21 |
| # | Confusion Matrix | # actual positive (+) | # actual negative (–) | ____total____ |
|---|---|---|---|---|
| 1 | # predicted + | 6 | 0 | 13 |
| 2 | # predicted – | 7 | 8 | 8 |
| 3 | total | 6 | 15 | 21 |
| # | Confusion Matrix | # actual positive (+) | # actual negative (–) | ____total____ |
|---|---|---|---|---|
| 1 | # predicted + | 3 | 0 | 3 |
| 2 | # predicted – | 10 | 8 | 18 |
| 3 | total | 13 | 8 | 21 |
| # | Confusion Matrix | # actual positive (+) | # actual negative (–) | ____total____ |
|---|---|---|---|---|
| 1 | # predicted + | 3 | 5 | 8 |
| 2 | # predicted – | 3 | 10 | 13 |
| 3 | total | 6 | 15 | 21 |
| # | Confusion Matrix | # actual positive (+) | # actual negative (–) | ____total____ |
|---|---|---|---|---|
| 1 | # predicted + | 7 | 1 | 8 |
| 2 | # predicted - | 2 | 11 | 13 |
| 3 | total | 9 | 12 | 21 |
| # | SVM | Name | % Correct | C-index | Cost_function | More details |
|---|---|---|---|---|---|---|
| 1 | Gaussian kSVM | Jing Bai | 42.86 | 1.73 | Methods and Results | |
| 2 | SVM (Platt) | Andy | 71.43 | 6.75 | details | |
| 3 | SVM (Osuna) | Eugene | ||||
| 4 | SVM | Paramesh | 61.9 | 1.41 | Results |
| # | ARTMAP | Name | % Correct | C-index | Cost_function | More details |
|---|---|---|---|---|---|---|
| 1 | Fuzzy ARTMAP | Tim | 67 | 0.47 | -0.03 (max 6.39) | Vigilance |
| 2 | Fuzzy ARTMAP | Gary | 76.19 | 0.58 | +4.71 | conf parameters |
| 3 | Fuzzy ARTMAP | Yohan | 66.67 | 0.47 | +8.17 | details |
| 4 | Distr ARTMAP | Rob | 61.9 | need training data! | ||
| 5 | Default ARTMAP | Hee | 66.66 | 0.46 | +4.07 | Details_DefA_finance |
| 6 | Default ARTMAP | Paramesh | 76.19 | 0.375 | +3.13 | Results |
| 7 | ARTMAP-IC | Jeff | * implementation in progress |
| # | KNN | Name | % Correct | C-index | Cost_function | More details |
|---|---|---|---|---|---|---|
| 1 | KNN | Andy | 66.67 | 0.43 | 8.07 | details |
| 2 | KNN | Hee | 76.19 | 0.57 | +6.07 | Details_KNN_finance |
| # | Bayesian Est. | Name | % Correct | C-index | Cost_function | More details |
|---|---|---|---|---|---|---|
| 1 | Bayesian Est. | Jing Xia | 71.43 | 0.48 | +3.55 | 10 mixed Gaussians result |
| 2 | Bayesian Est. | Tim | 71.4 | .42 | 5.71 | PCA Variation Validation |
| # | RBF | Name | % Correct | C-index | Cost_function | More details |
|---|---|---|---|---|---|---|
| 1 | RBF Network | Jing Bai | 52.38 | 2.81 | methods and Results | |
| 2 | RBF | Jing Xia | 71.43 | 0.35 | +1.29 | method result |