why is a pattern classification model more accurate with an external dataset what are the classification models for pattern recognition how many classes for a sample in a pattern recognition training set how to train pattern recognition how to improve pattern recognition why is pattern recognition training a good idea how much class is a pattern recognition difference between a dataset and a model different types of classification models what is the pattern in classification how to train pattern recognition what is the training base for pattern recognition how to improve pattern recognition what classification is needed for pattern recognition how many different models in a pattern recognition dataset? why is a two chars model better than a single class model how many samples are in a dataset which of the following is the best model for training a pattern recognition system? how does model training help a pattern what is the difference between a dataset and classification model