Research map / Probabilistic and scientific modeling / Variational and generative sampling
A Deep Variational Approach to Clustering Survival Data
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Measured effects reported in the paper
| What was changed | Where | Measured | Effect |
|---|---|---|---|
| Use VaDeSC rather than the strongest listed baseline, VaDE | Synthetic clustering · Synthetic | ACC: 0.74 ± 0.21 -> 0.90 ± 0.02 | Helped |
| Use VaDeSC rather than SCA | survMNIST clustering · survMNIST | ACC: 0.56 ± 0.09 -> 0.58 ± 0.10 | Helped |
| Remove survival modeling (VaDE) (ablation) | VaDeSC · Synthetic | ACC: 0.90 ± 0.02 -> 0.74 ± 0.21 | Hurt |
| Remove survival modeling (VaDE) (ablation) | VaDeSC · survMNIST | ACC: 0.58 ± 0.10 -> 0.47 ± 0.07 | Hurt |
| Remove the Gaussian mixture prior and cluster VAE representations with k-means (ablation) | VaDeSC · Synthetic | ACC: 0.90 ± 0.02 -> 0.46 ± 0.06 | Hurt |
| Remove the Gaussian mixture prior and cluster VAE representations with k-means (ablation) | VaDeSC · survMNIST | ACC: 0.58 ± 0.10 -> 0.49 ± 0.05 | Hurt |
| Predict cluster assignments without survival time at test time (ablation) | VaDeSC · Synthetic | ACC: 0.90 ± 0.02 -> 0.88 ± 0.03 | Hurt |
| Predict cluster assignments without survival time at test time (ablation) | VaDeSC · survMNIST | ACC: 0.58 ± 0.10 -> 0.57 ± 0.09 | Hurt |
| Use VaDeSC instead of DSM | SUPPORT time-to-event prediction · SUPPORT | CI: 0.87 ± 0.01 -> 0.85 ± 0.01 | Hurt |
| Use VaDeSC instead of DSM | HGG time-to-event prediction · HGG | CI: 0.75 ± 0.04 -> 0.74 ± 0.05 | Hurt |
| Use VaDeSC instead of DSM | NSCLC time-to-event prediction · NSCLC | CI: 0.59 ± 0.04 -> 0.60 ± 0.02 | Mixed |
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