update concepts.md

Author: JaerongA

docs/src/concepts.md

@@ -156,6 +156,9 @@ Tables for storing probe or unit-level visualization results.
 | --- | --- |
 | ProbeLevelReport | A table to store drift map figures generated from each recording probe. |
 | UnitLevelReport | A table to store figures (waveforms, autocorrelogram, peak waveform + neighbors) generated for each unit. |
+| QualityMetricCutoffs | A table to store cut-off values for cluster quality metrics. |
+| QualityMetricSet | A table to store a set of quality metric values for clusters and its cut-offs. |
+| QualityMetricReport | A table to store quality metric figures. |
 
 ## Element Development
 

element_array_ephys/ephys_report.py

@@ -159,7 +159,7 @@ def make(self, key):
 
 @schema
 class QualityMetricCutoffs(dj.Lookup):
-    """Cut-off values for quality metrics.
+    """Cut-off values for unit quality metrics.
 
     Attributes:
         cutoffs_id (smallint): Unique ID for the cut-off values.
@@ -232,7 +232,7 @@ class QualityMetricSet(dj.Manual):
 
     Attributes:
         ephys.QualityMetrics (foreign key): ephys.QualityMetrics primary key.
-        QualityMetricCutoffs (foreign key): Optional. QualityMetricCutoffs primary key.
+        QualityMetricCutoffs (foreign key): QualityMetricCutoffs primary key.
     """
 
     definition = """