Quick Answer
The network topology resilience index (ntri) calculator computes network connectivity resilience from the input values you provide.
Calculator
Result Interpretation
Network Topology Resilience Index (NTRI) Calculator computes Network Connectivity Resilience in 1 using the defined engineering formula and the input values provided.
Worked Example
Verified calculation
Given:
- Number of Physical Links = 10
- Number of Network Nodes = 8
- Average Node Degree = 2.5
- Number of Biconnected Components = 2
Expected Result:
- Network Connectivity Resilience = 0.1249999999875
Engineering Interpretation:
Under the given input conditions, the calculated result is: Network Connectivity Resilience = 0.1249999999875.
The actual numerical result is computed by the Runtime engine using the persisted tool definition. The values shown here come from automatically validated test cases.
Formula / Method
network connectivity resilience = (2.0 * number of biconnected components * average node degree) / (number of network nodes * (number of physical links + 1e-9))Network Connectivity Resilience.
Variables
| Symbol | Label | Role | Description |
|---|---|---|---|
| num_nodes | Number of Network Nodes | INPUT | Number of Network Nodes |
| num_links | Number of Physical Links | INPUT | Number of Physical Links |
| num_biconnected_components | Number of Biconnected Components | INPUT | Number of Biconnected Components |
| avg_node_degree | Average Node Degree | INPUT | Average Node Degree |
| network_connectivity_resilience | Network Connectivity Resilience | OUTPUT | Network Connectivity Resilience |
Calculation Steps
- Enter the number of network nodes in 1.
- Enter the number of physical links in 1.
- Enter the number of biconnected components in 1.
- Enter the average node degree in 1.
- Step 1: Compute network connectivity resilience.
- Read the network connectivity resilience (1) from the results.
Frequently Asked Questions
What does this calculator calculate?
The Network Topology Resilience Index (NTRI) Calculator estimates Network Connectivity Resilience based on the input parameters you provide
Why is number of network nodes important in this calculation?
number of network nodes is inversely proportional to network connectivity resilience. It is a key parameter in the engineering formula used by this calculator
How should I interpret the result network connectivity resilience?
The calculator outputs network connectivity resilience. The result is computed directly from the input values using the defined engineering formula
What assumptions does this calculator use?
This calculator uses automatically validated engineering formulas. Results are approximate and should be validated against site-specific conditions, applicable codes, and professional engineering judgment
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