Drone Mapping Acquisition Techniques
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Questions and Answers

What is the recommended overlap and camera tilt for exterior acquisition?

  • 75/75 overlap and 70° camera tilt (correct)
  • 50/50 overlap and 60° camera tilt
  • 80/80 overlap and 75° camera tilt
  • 90/90 overlap and 80° camera tilt
  • What is the primary purpose of the Point of Interest mode?

  • To create a 3D model of the subject
  • To conduct a site survey
  • To capture a panoramic view of the surrounding area
  • To capture detailed images of a specific subject (correct)
  • Why is it important to review images after acquisition?

  • To ensure they are aesthetically pleasing
  • To check for blurry, overexposed, or misdirected images (correct)
  • To immediately upload images to the cloud
  • To classify images by category
  • What is the recommended practice when updating drone firmware or applications?

    <p>Use caution when updating to avoid causing problems</p> Signup and view all the answers

    What is the purpose of setting the processing area in Drone Deploy?

    <p>To exclude unnecessary photos from processing</p> Signup and view all the answers

    What is the purpose of creating multiple starting points in Matterport?

    <p>To allow users to enter the home from different locations</p> Signup and view all the answers

    What can clients do with the link provided to the 3D model on Sketchfab?

    <p>Embed the model on their website using the provided link</p> Signup and view all the answers

    What is the purpose of editing the point cloud in a 3D model?

    <p>To hide or show certain objects in the model</p> Signup and view all the answers

    What is the result of enabling auto-start turntable animation in a 3D model?

    <p>The model looks more interactive</p> Signup and view all the answers

    What is the final step in the 3D modeling process?

    <p>Providing deliverables to clients, such as links and embed codes</p> Signup and view all the answers

    Study Notes

    Drone Mapping Acquisition

    • Before flying, ensure you have a Part 107 certificate, registration, and insurance
    • Use a double grid pattern for exterior acquisition, and set your settings in advanced mode
    • Set a 75/75 overlap with a 70° camera tilt, and fly at an altitude of 150-200 ft

    Point of Interest Mode

    • Use DJI Go4 and set up a point of interest mode to create three circles around the subject
    • Set a 15 ft deviation and elevation between each flight run
    • Tilt the camera down to eliminate sky from the images
    • Limit deviation between tilt angles to prevent issues

    Acquisition Considerations

    • Be aware of firmware compatibility issues with older drones and newer applications
    • Use caution when updating firmware or apps to avoid causing problems
    • Consider using different acquisition applications if needed

    Data Review and Upload

    • Review images to ensure they are not blurry, overexposed, or pointing in the wrong direction
    • Use the Drone Deploy app to direct upload from the app while connected to the drone (optional)
    • Check and back up data after each mission to ensure quality and prevent issues

    Creating a Project in Drone Deploy

    • Create a new project and set up the project area carefully, as this is a critical part of the workflow
    • Set the processing area to focus on the area around the building, excluding unnecessary photos
    • Adjust the processing area to include required photos, if needed

    Pre-Flight Preparations

    • Ensure possession of a Part 107 certificate, registration, and insurance before flying
    • Set up drone in advanced mode with a double grid pattern for exterior acquisition

    Flight Settings

    • Maintain a 75/75 overlap with a 70° camera tilt during flight
    • Fly at an altitude of 150-200 ft to capture optimal images

    Point of Interest Mode

    • Use DJI Go4 to create three circles around the subject in point of interest mode
    • Set a 15 ft deviation and elevation between each flight run for comprehensive coverage
    • Tilt the camera down to eliminate sky from the images and limit deviation between tilt angles

    Drone Compatibility and Maintenance

    • Be aware of firmware compatibility issues with older drones and newer applications
    • Exercise caution when updating firmware or apps to avoid causing problems
    • Consider using alternative acquisition applications if necessary

    Data Quality Control

    • Review images to ensure they are not blurry, overexposed, or pointing in the wrong direction
    • Directly upload images to the Drone Deploy app from the drone (optional)
    • Check and back up data after each mission to ensure quality and prevent issues

    Setting Up a Drone Deploy Project

    • Create a new project and carefully set up the project area to focus on the critical parts of the workflow
    • Set the processing area to focus on the area around the building, excluding unnecessary photos
    • Adjust the processing area to include required photos, if needed

    Uploading and Annotating 3D Models

    • Uploading 3D textured mesh to SketchFab allows for easy navigation, embedding, and real-time spinning/animation of the model.
    • SketchFab offers advanced controls for lighting, grain, sharpness, and annotations, with no size limitations.

    Annotating SketchFab Models

    • Annotations in SketchFab enable adding clickable buttons to the model, linking to other models, websites, or virtual tours.
    • Annotations connect exterior and interior models, allowing users to jump between them.
    • Editing 3D settings, adding a starting view, and setting rotation/camera orientation controls the user's experience.

    Creating Matter Tags in Matterport

    • Create a starting area in Matterport, which is the first area users see when entering the building.
    • Add matter tags to jump from interior models to exterior models or external websites.
    • Use link shorteners to track users jumping from interior to exterior models.

    Product Tags and Virtual Storefronts

    • Add product tags in Matterport to sell products directly from virtual stores.
    • Create virtual storefronts by adding product tags and links to external websites.
    • Use matter tags to create a mini landing pad for products and link to external websites.

    Publishing and Sharing Models

    • Brand and unbrand links in Matterport to share models with Realtors and clients.
    • Use unbranded links when sharing with Realtors to avoid regulatory issues with MLS.
    • Share iframe links from SketchFab with clients to embed the model on their website.
    • Share branded links for Zillow to view exterior models and go to the realtor's website.

    Hotkeys and Multiple Starting Points

    • Use hotkeys in Matterport to create multiple starting points and share links on SketchFab.
    • Create multiple starting points in Matterport to allow users to enter homes from different locations.

    3D Modeling and Teleportation Devices

    • Remember saved views, but start locations are not automatically saved.
    • Corner shots must be set manually to save correct starting locations.

    Sharing 3D Models with Clients

    • Share 3D models with clients using links on SketchFab.
    • Clients can embed the model on their website using the provided link.
    • Auto-start turntable animation can be enabled to make the model more interactive.

    Embedding 3D Models

    • Embedding models allows real-time viewing on webpages.
    • Be cautious not to overload the GPU with too many models, causing them to shut down.
    • Edit point clouds to change things like hiding/showing objects (e.g., cars).

    Editing and Teleportation

    • Use pre-select annotation to allow people to teleport inside the model.
    • Editing point clouds allows for changes to the model and teleportation capabilities.

    Deliverables for Clients

    • Provide clients with links to the 3D model on SketchFab.
    • Give clients the embed code to add the model to their website.

    Recap of 3D Modeling Process

    • Acquire imagery inside a building using a 360 camera and Matterport software.
    • Create a 3D textured mesh of the exterior using Drone Deploy and a formulaic image acquisition strategy.
    • Post-process the outside and inside models.
    • Host models online and link them together.
    • Provide deliverables to clients (links and embed codes).

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    Description

    Learn about the best practices for drone mapping acquisition, including pre-flight checks, flight patterns, and camera settings. This quiz covers essential techniques for capturing accurate data.

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