Table 1 List of notations
From: Understanding the variability of daily travel-time expenditures using GPS trajectory data
Quantity | Notation | Abbreviation |
|---|---|---|
Daily travel-time expenditure | T | TTE |
Daily travel-time budget | β | TTB |
Accessibility time | α | - |
Single trip travel-time | t | - |
Function | Notation | Abbreviation |
|---|---|---|
Probability density of x | p(x) | |
Cumulative density of x (\(\int^{x} p(x')\,dx'\)) | P(x) | CDF |
Survival function (1 − P(x)) | S(x) | - |
Hazard function (dS(x)/dx) | λ(x) | - |
Conditional probability of x given y | π(x|y) | - |