3298
Here we utilize infrared ( IR ) imaging – in conjunction with necessary reflection corrections and calibration procedures – to measure these temperature profiles of a model polymer during 3D printing .
 concept or principle: infrared; process characterization: IR; application: imaging; process characterization: reflection; concept or principle: calibration; process parameter: temperature; engineering feature: profiles; concept or principle: model; manufacturing process: 3D printing
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: infrared, IR, imaging, reflection, calibration, temperature, profiles, model, 3D printing 
Answer:
 concept or principle: infrared; process characterization: IR; application: imaging; process characterization: reflection; concept or principle: calibration; process parameter: temperature; engineering feature: profiles; concept or principle: model; manufacturing process: 3D printing