reading the signal…
Signals / Object / Mapped places
in Nottingham, ENG·counted·43 all time
A home joined to one neighboring home, typically sharing one wall while having separate entrances.
Counted, not streamed: Building Semidetached House has no time series, so it is read as a footprint across places. All-time count by city.
Things that physically exist: street furniture, signs, buildings. All-time counts.