Surveying Glossary — Letter P
Các thuật ngữ chính trong trắc địa chuyên nghiệp và công nghệ địa không gian.
The legally defined perimeter line that separates one parcel of land from adjacent properties or public lands.
PDOP ay isang sukatan ng geometric na kalidad ng satellite configuration sa GPS surveying na nakakaapekto sa accuracy ng positioning.
The displacement of a periodic wave or signal relative to a reference point in time or space.
Photogrammetry is the science and technology of obtaining reliable information about physical objects and the environment through the process of recording, measuring, and interpreting photographic images.
A comprehensive measurement and documentation process used to determine the precise location, alignment, and characteristics of pipelines for installation, maintenance, and regulatory compliance.
Pix4d est une plateforme logicielle de traitement d'images aériennes et terrestres utilisant la photogrammétrie et l'apprentissage automatique pour générer des modèles 3D, des orthomosaïques et des analyses géospatiales.
A detailed map showing the divisions of a piece of land into lots, blocks, and streets.
A weight suspended by a string used to establish a vertical line for surveying and construction work.
A surveying instrument consisting of a weighted string used to establish a vertical reference line.
A set of data points in three-dimensional space representing the surface of an object or environment.
The process of automatically or manually categorizing individual points in a three-dimensional point cloud dataset into predefined classes based on their spatial, spectral, and geometric characteristics.
The process of aligning multiple point clouds into a common coordinate system to create a unified 3D model.
A straight, slender rod or staff used in surveying to mark points and measure distances on the ground.
Teknolohiya sa pagsusukat na gumagamit ng satellite positioning para sa mataas na kahusayan.
A drone equipped with Post-Processing Kinematic (PPK) technology for high-precision surveying and mapping applications.
Ppm ay isang yunit ng pagsusukat na kumakatawan sa bahagi bawat milyon, na karaniwang ginagamit sa surveying upang ipahayag ang mga napakaliit na halaga.
PPP is a GNSS surveying technique that determines accurate positions using satellite signals without requiring a reference station or base station network.
Précis Point Positioning est une méthode de positionnement par satellite utilisant les signaux GPS corrigés pour obtenir une précision centimétrique sans stations de base locales.
Ang sukatan ng pagiging malapit ng mga sukat sa tunay na halaga at ang consistency ng mga paulit-ulit na pagsusukat sa surveying.
A systematic correction value applied to measurements made with a prism in surveying instruments to account for the optical properties and geometry of the prism.
A surveying instrument consisting of a prism that reflects light at a fixed angle, used for measuring angles and distances in surveying operations.
Représentation graphique en deux dimensions montrant l'élévation du terrain le long d'une ligne de levé spécifique.