About: pulse train

Premodifier: pulse
Head noun: train

Same concepts
http://dbpedia.org/resource/Pulse_wave

Broader concepts

label	provenance	confidence
signal	isap:159190935	0.479545
frequency	isap:339676521	0.400551
waveform	isap:293715498	0.117814

Narrower concepts

label	provenance	confidence
pulse	isap:370158508	0.386540
fig 6	isap:470735109	0.328279
example	isap:32457661	0.184810
signal	isap:121124630	0.129236
hz	isap:465210409	0.052052