| (ANN) | artificial neural network |
| (FBG) | fiber Bragg grating |
| (SCG) | scaled conjugate gradient |
| (LMS) | least mean squares |
| (SRLMS) | signed—regressor least mean squares algorithm |
| (AF) | adaptive filter |
| (SH) | smart home |
| (SW) | software |
| (CO2) | carbon dioxide |
| (rHin) | relative humidity indoor |
| (Tin) | temperature indoor |
| R104 | room 104 in the smart home |
| R203 | room 203 in the smart home |
| R204 | room 204 in the smart home |
| (HVAC) | heating, ventilation and air conditioning |
| (IoT) | internet of things |
| (MSE) | mean squared error |
| (MAPE) | average absolute percentage error |
| (R) | correlation coefficient |
| (BACnet) | data communication protocol for building automation and control networks |
| (PPM) | person presence measuring |