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Ortho Mapping

Orthorectification is the process of removing distortions within an image caused by terrain relief and the camera. This is achieved by modeling the nature and magnitude of geometric distortions in the imagery. Using advanced camera or satellite models along with limited ground control, we construct correction formulas that produce accurate, geometrically correct, map-oriented imagery. At Nusail Survey, we utilize Leica Photogrammetric Suite to produce high-quality orthoimages.

What is Ortho Mapping?

Ortho Mapping involves the creation of orthophotos, which are aerial photographs that have been corrected for lens distortion, camera tilt, and topographic relief. This correction process results in images where the scale is uniform, and features are represented in their true positions. These map-like images provide precise calculations of planimetric distances with a real-life representation of ground areas.

Applications of Ortho Mapping at Nusail Survey

Our Ortho Mapping services are utilized in various applications, including:

  • Thermal Imagery Processing: Generating accurate thermal orthoimages for detailed analysis.
  • RGB & CIR Orthophotography: Producing color (RGB) and color infrared (CIR) orthoimages for diverse applications.
  • Black & White Orthophotography: Creating monochromatic orthoimages for specific analytical needs.
  • Precise Calculations: Allowing accurate planimetric measurements for various ground elements such as roads, buildings, railways, woodland, rivers, and lakes.

Our Ortho Mapping Services

  • Ortho Rectification and Orthophoto Interpretation: Removing image distortions and interpreting orthoimages for detailed analysis.
  • Elevation Data: Generating precise elevation data for various applications.
  • Orthomosaic Generation: Creating seamless, large-area orthoimages by stitching multiple images together.
  • Image Orientation, Color Balancing, and Image Mosaicing: Ensuring accurate image orientation and color consistency across mosaiced images.
  • Block Adjustment, Seamline Editing, and Tile Cutting: Refining image blocks, editing seamlines, and cutting tiles for final output.
  • Quality Assurance and Quality Control: Conducting thorough QA/QC processes to ensure the highest quality orthoimages.

At Nusail Survey, we leverage advanced technology and expert knowledge to deliver high-precision ortho mapping services, ensuring accurate, reliable, and actionable data for your projects.