Surveying Glossary — Letter N

Các thuật ngữ chính trong trắc địa chuyên nghiệp và công nghệ địa không gian.

ALL 3ABCDEFGHIKLMNOPQRSTUVWZÞГСبجShowing 1-11 of 11 terms
NAD83

NAD83 is the North American Datum of 1983, a geodetic reference system used for mapping and surveying across North America.

nadir imagery

Photographs or images captured directly downward from an aerial platform, perpendicular to the Earth's surface.

nadir point

The point on the ground directly below the camera or sensor at the moment of image capture in aerial or satellite surveying.

napa ya taswira

Napa ya taswira ni mbinu ya kubadilisha uso wa dunia wenye pande tatu kuwa ramani nyumba wenye pande mbili.

NDVI

NDVI ay isang normalized na indeks na ginagamit upang sukatin ang kalusugan at density ng halaman gamit ang satellite o drone imagery.

Network Adjustment

The mathematical process of distributing measurement errors throughout a surveying network to achieve the most probable and consistent set of coordinates.

Nivelaziun

La nivelaziun es ina metodgia da survay che determina las diferenzas d'altituda tranter puncts sin il terrain.

noise filter

A device or algorithm that removes unwanted signal disturbances from surveying measurements.

Normal Distribution Transform

A statistical method used in surveying and point cloud registration that represents spatial data through normal distributions fitted to local surface neighborhoods.

NSRS

NSRS ay ang National Spatial Reference System na nagbibigay ng koordinadong framework para sa lahat ng surveying at mapping activities sa Estados Unidos.

NTRIP

NTRIP is a protocol for transmitting GNSS correction data over the internet to enable real-time precise positioning in surveying and mapping applications.