Jämför metoder
Granska de valda metoderna sida vid sida; rader som skiljer sig är markerade.
| Bayesiansk optimering× | Stokastisk optimering× | |
|---|---|---|
| Ämnesområde | Optimering | Optimering |
| Familj | Process / pipeline | Process / pipeline |
| Ursprungsår≠ | 1975 (foundational); 2012 (ML standard) | 1951 (SGD); 2014 (Adam) |
| Upphovsperson≠ | Mockus (1975); popularised for ML by Snoek, Larochelle & Adams (2012) | — |
| Typ≠ | Sequential model-based black-box optimization | Gradient-based iterative optimization |
| Ursprungskälla≠ | Snoek, J., Larochelle, H., & Adams, R.P. (2012). Practical Bayesian Optimization of Machine Learning Algorithms. Advances in Neural Information Processing Systems (NeurIPS), 25. link ↗ | Robbins, H. & Monro, S. (1951). A Stochastic Approximation Method. Annals of Mathematical Statistics, 22(3), 400-407. DOI ↗ |
| Alias≠ | Bayesçi Optimizasyon (Hyperparameter Tuning), surrogate-based optimization, sequential model-based optimization, SMBO | Stokastik Optimizasyon (SGD & Varyantları), stochastic gradient descent, SGD, Adam |
| Närliggande≠ | 2 | 3 |
| Sammanfattning≠ | Bayesian Optimization is a sequential, model-based strategy for finding the optimum of expensive black-box functions with as few evaluations as possible. Rooted in the work of Mockus (1975) and brought to mainstream machine-learning practice by Snoek, Larochelle, and Adams (2012), it fits a probabilistic surrogate model — typically a Gaussian Process — to past observations and uses an acquisition function to decide where to probe next, balancing exploration of unknown regions with exploitation of promising ones. | Stochastic optimization is a family of iterative methods that minimize an objective function by computing gradients on randomly sampled subsets of data — mini-batches — rather than on the entire dataset at once. Pioneered by Robbins and Monro in 1951 as stochastic approximation, the approach became the standard engine for training large-scale machine-learning models through variants such as SGD with momentum, AdaGrad, RMSProp, and Adam. |
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