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Both models are built upon a regression metamodel of heat transfer beneath the laser beam , to which an auxiliary thermal model is added to account for residual heat in track-to-track interactions .
 concept or principle: regression; concept or principle: heat transfer; concept or principle: laser beam; concept or principle: model; concept or principle: residual heat
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
 Entities: regression, heat transfer, laser beam, model, residual heat 
Answer:
 concept or principle: regression; concept or principle: heat transfer; concept or principle: laser beam; concept or principle: model; concept or principle: residual heat