information about HEPA field
Field Hierarchy
| Parent | |||
|---|---|---|---|
Computer science 54.8M papers | Engineering 23.9M papers | Mechanical engineering 5.3M papers | Electrical engineering 4.7M papers |
Telecommunications 4.3M papers | Computer vision 2.1M papers | Filter (signal processing) 501k papers | Drop (telecommunication) 80k papers |
| Current | |||
HEPA 2,150 papers | |||
| Child | |||
Trends
Notes
History