PredictorXL: Screen Shots PredictorXL Toolbar Single Prediction mode: Simply enter Input and Output references and train the neural network. When the training is complete, select a cell to output the prediction. Bulk Predictions mode: Automatically makes tens or hundreds of predictions (useful for backtesting purposes). Prediction Output: Inputs are Date, Open, High, Low, Volume, and Cutler's RSI; Output is the closing price.