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Next , a Bayesian inference framework is used to estimate the statistical model parameters , and the porosity of the part at any given setting is predicted using the Kriging method .
 concept or principle: inference framework; concept or principle: model; machanical property: porosity; concept or principle: predicted
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: inference framework, model, porosity, predicted 
Answer:
 concept or principle: inference framework; concept or principle: model; machanical property: porosity; concept or principle: predicted