QRS complex
E1301609
UNEXPLORED
The QRS complex is the prominent spike-like waveform on an electrocardiogram that represents rapid depolarization and contraction of the heart’s ventricles.
All labels observed (1)
| Label | Occurrences |
|---|---|
| QRS complex canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T18021343 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: QRS complex Context triple: [Electrocardiogram, hasComponent, QRS complex]
-
A.
Electrocardiogram
An electrocardiogram is a medical test that records the electrical activity of the heart to help diagnose various cardiac conditions.
-
B.
Einthoven triangle
The Einthoven triangle is a conceptual model in electrocardiography that represents the heart’s electrical activity using three limb leads arranged as an equilateral triangle around the torso.
-
C.
Atrioventricular node
The atrioventricular node is a specialized cluster of cardiac cells that relays and delays electrical impulses between the atria and ventricles to coordinate the heart’s rhythm.
-
D.
Fitz Hugh Sound
Fitz Hugh Sound is a coastal waterway on the central coast of British Columbia, Canada, known for its rich marine ecosystems and significance within Indigenous Heiltsuk territory.
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E.
Systole
"Systole" is a song by the American indie rock band Grizzly Bear from their 2017 album *Painted Ruins*.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: QRS complex Target entity description: The QRS complex is the prominent spike-like waveform on an electrocardiogram that represents rapid depolarization and contraction of the heart’s ventricles.
-
A.
Electrocardiogram
An electrocardiogram is a medical test that records the electrical activity of the heart to help diagnose various cardiac conditions.
-
B.
Einthoven triangle
The Einthoven triangle is a conceptual model in electrocardiography that represents the heart’s electrical activity using three limb leads arranged as an equilateral triangle around the torso.
-
C.
Atrioventricular node
The atrioventricular node is a specialized cluster of cardiac cells that relays and delays electrical impulses between the atria and ventricles to coordinate the heart’s rhythm.
-
D.
Fitz Hugh Sound
Fitz Hugh Sound is a coastal waterway on the central coast of British Columbia, Canada, known for its rich marine ecosystems and significance within Indigenous Heiltsuk territory.
-
E.
Systole
"Systole" is a song by the American indie rock band Grizzly Bear from their 2017 album *Painted Ruins*.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.