Quality of Experience (QoE) and Network Performance Modelling for Multimedia Traffic
Table 3.
Parameters and Coefficients Used in theProposed QoE Estimation Model
|
| Parameter |
Symbol |
Measurement Unit |
Influence on QoE |
Coefficient (λ) |
Weight (δ) |
|
|
| Delay |
D |
milliseconds (ms) |
High delay reduces real-time interaction quality (VoIP, video calls). |
0.25 |
0.35 |
|
| Jitter |
J |
milliseconds (ms) |
Causes video frame distortion and playback inconsistency. |
0.30 |
0.25 |
|
| Packet Loss |
P |
percentage (%) |
Leads to data corruption and pixelation in streaming. |
0.40 |
0.30 |
|
| Throughput |
T |
Mbps |
Higher throughput improves smoothness and resolution. |
– |
0.10 |
|
| Error Term |
ε |
— |
Represents model uncertainty or unmeasured factors. |
— |
— |
|
|
|
