Selected Link/Region OD

iNode's Selected Link/Region OD is a study type that enables you to evaluate traffic flow along a specific road segment or an area within a road network. The algorithms calculate the distribution of inbound and outbound trips connected to the selected segment/region within a radius of 5 to 50 kilometers from the user-selected link; and from 5 to 10 km from the user-selected region.

Selected link analysis allows you to understand how trips are distributed around a specific road segment of interest . This provides valuable insights into corridor performance, the reach of a roadway, and the travel demand it attracts or disperses within the chosen distance band.

What it is

Trips are traced based on whether they traverse certain road links (segments).

Designed for

Corridor & facility studies where you want to know who uses this road and where they come from/go to , such as:

  • Corridor diversion or bypass analysis.
  • Toll road or managed lane usage.
  • Bridge/arterial bottleneck impact.
  • Safety and congestion management at specific links.

Output

  • Number of trips that cross the selected link(s).
  • Trip counts of incoming and outgoing segments

2.2 Selected Region

Selected region analysis allows you to understand how trips are distributed around a specific region of interest .

What it is

Trips are filtered based on entering, exiting, or passing through a user-defined area (polygon) .

Designed for

Impact & neighborhood-level studies where you want to know what trips are generated by or attracted to an area:

  • Stadium/event center traffic (inflow and outflow).
  • Development impact studies (new mall, office district).
  • Environmental studies (sensitive areas, residential cut-through).
  • Border crossings (who crosses into a jurisdiction and from where).

Output

  • Trips entering/leaving the area
  • Trip counts on the segments coming to the area and leaving the area
  • Alternative routes

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Last Edited: September 17, 2026