Training Machine Learning Models Training a model in Tiki is a one-step process. The model must have been created and fully configured with a data source tracker to be used for training. Tiki will check if the set source tracker contain any items (samples), and will halt the training process if there are none, and display an error message. To train a model, go to the List Models page and click on the Actions button of the model, then select Train . Click on Train in model's action menu to start training Model will be trained using items from source tracker and a success message will be shown on completion. Success message after training