Research Article
A Hyperparameter Optimization Algorithm for the LSTM Temperature Prediction Model in Data Center
Table 3
Algorithm model and corresponding hyperparameters.
| Algorithm | Hyperparameter | Ranges | Interval |
| LSTM | Act.ivation | [“linear,” “sigmoid”, “relu,” “tanh”] | 0.1 | Dropout | [0∼0.5] | 10 | Unit | [20∼200] | N ∗2 | Batch_Size | [32, 64∼512] | | Optimizer | [“SGD,” “adagrad,” “Adadelta,” “Adam,” “nAdam”] | |
| Random forest | n-estimators max_depth | [100∼1200] | 100 | min_samples_split | [2∼30] | 2 | min_samples_leaf | [1∼99] | 2 | max_features | [1∼9] | | criterion | [sqrt, log2, None] | | bootstrap | [gini, entropy] [True, False] | 2 |
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