modified: README.md

README.md

@@ -113,6 +113,8 @@ Artifacts can be browsed via the web interface, for example, the latest in recon
 
 #### ACTS References:
 
+- [ACTS Tracking for HEP Workshop - May 25 - 29, 2020](https://indico.cern.ch/event/917970/timetable/?view=standard_inline_minutes)
+
 #### The ACTS way of tracking
 
 First, the geometry has to be constructed. Currently the ACTS geometry is constructed and tested as part of the athena pipeline.
@@ -125,8 +127,8 @@ Assuming this is already done, we describe the data processing.
 ##### Source Links and Measurements
 
 ```
-  Tracker Hit  +  Geometry --> Measurement
-  Hit CellID   +  Surface  --> Source Link
+  TrackerHit object     +  Geometry information --> Measurement
+  Hit CellID (channel)   +  Surface  object --> Source Link
 ```
 
 A `SourceLinker` is an algorithm that looks up the surface and maps it to the hit's `cellID`.
@@ -168,7 +170,10 @@ The basic tasks for adding a new algorithm are:
 4. Add to an existing or create a new benchmark in the `reconstruction_benchmark` repository. 
 
 
+### Example: `ConformalXYPeakProtoTracks`
 
+Builds proto-tracks based on the conformal mapping in the XY plane of circles to lines.
+See [the code comments for details](https://eicweb.phy.anl.gov/EIC/juggler/-/blob/master/JugTrack/src/components/ConformalXYPeakProtoTracks.cpp#L28).