Vision Surveys QLD is thrilled to announce our collaboration with Jigme Thinlye, a PhD student at Griffith University! Jigme is researching innovative solutions in forestry, carbon sequestration and bushfire mitigation research using our advanced UAV LiDAR and aerial imagery sensors. In this study, Vision captured and processed high-resolution drone lidar and aerial imagery for the production of digital elevation models (DEM) (true ground), digital surface models (DSM) (top of canopy/vegetation), as well as orthorectified photos of the study site and the original point cloud to model biomass between the ground to the canopy top. Key highlights from the study: ▶️ Tree top detection: utilised a moving window algorithm. ▶️ Tree stand characteristics: calculated average crown height, radius and canopy break height using canopy height models (CHM) and zonal statistics. ▶️ Forest characteristics: estimated number of crowns, total crown area, density of crowns and Above Ground Biomass (AGB): estimated cumulative AGB per hectare using the current models. Check out the insightful images from the study, including the orthorectified photo, canopy height model, tree locations and estimated tree crowns. This collaboration showcases our advanced drone and LiDAR technology, combined with leading researchers, to provide essential datasets for ecological research and forest management. Special thank you to Jigme’s PhD supervisors Professor Catherine Pickering and Dr Christopher Ndehedehe, PhD for their support in this project. Stay tuned for more updates as we continue to push the boundaries of what's possible with quality UAV LiDAR! #VisionSurveysQLD #GriffithUniversity #UAVLiDAR #DroneImagery #ForestryResearch
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At OneDrone HR, we work with LiDAR system, and we train people, but the question is - how and for what are drones with LiDAR sensors used? Drones with LiDAR sensors are used for various purposes in geodesy, archeology, forestry, mining, construction, agriculture, energy. 👐 They enable quick and accurate terrain recording. Terrain that is difficult to access or dangerous for people. Also, they can fly through vegetation and thus reveal details that are hidden to the naked eye. Some examples of the use of drones with LiDAR sensors are: 🏛 Creation of DEM - digital models of terrain height and surface - DSM, for the purposes of planning, designing, building and maintaining infrastructure facilities. 🗺 Creation of high-resolution and accurate orthophoto maps for the needs of cadastre, architecture, tourism and others. 🛣 Detection and classification of objects in the field such as buildings, roads, bridges, transmission lines, pipelines, etc. ⛏️ Measurement of material volume in landfills, mines, quarries and other locations. 🌳 Discovery of archaeological sites and cultural heritage under the surface of the earth or covered by vegetation. 🏞 Monitoring changes on the ground due to erosion, landslides, floods, fires and other natural influences. 🌿 Assessment of the condition of the forest fund and biomass. #LIDAR #lidarsystem #droneeducation #droneshelp #dronetech #skynomads #onedronehr #awareness #technology
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LiDAR, a remote sensing technique, shines a laser light on forests and roads, creating detailed 3D point clouds. This data helps classify both forest and roadside trees. For forests, LiDAR measures tree height, crown size, and density, allowing researchers to distinguish species based on their structure. Roadside trees can be identified by their height relative to the ground (obtained from LiDAR) and location compared to the road network. Machine learning algorithms analyze these LiDAR features to automate classification, creating valuable information for forestry management, road safety assessments, and environmental monitoring. URL: https://lnkd.in/gK_WQmvS #lidardraftingservices #draftingservice #forestroadtreeclassification #roadtreeclassification #lidarclassification #LIDAR #polosoftech
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Geiger-mode LiDAR has many revolutionary advantages. One of these is the ability to capture data with extremely high resolution and detail. This is enabled by using the photon-counting method, which can detect even the faintest returning light signals. This high sensitivity allows Geiger-mode LiDAR systems to achieve very detailed 3D representations of objects and surfaces with an accuracy in the centimeter-range. Such exceptional precision can make a significant difference in improving applications, for example, in utility, forestry, and infrastructure management. See below a comparison between a Geiger-mode LiDAR image with a point density of 30 points/m2 and a conventional LiDAR image with 8 points/m2. The leap in richness of detail is evident! #LiDAR #remotesensing
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This article explains how the Montana Dept. of Natural Resources and Conservation is using #drone #lidar to better understand hydrology https://lnkd.in/ezu6HgpR
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"Mapping the Future with LIDAR! I'm thrilled to share that I've completed the online course on "LIDAR Data Processing and Applications" from August 5-16, 2024, conducted by IIRS Nodal Centre, V.O.Chidambaram College, Thoothukudi under ISRO. Now I can: Uncover hidden patterns with LIDAR point clouds Extract valuable insights from 3D data Develop innovative solutions for: ⁃ Land mapping and surveying ⁃ Forestry and environmental monitoring ⁃ Infrastructure planning and management Thanks to ISRO and IIRS for empowering me with cutting-edge skills! Let's connect and explore the vast applications of LIDAR technology! #LIDAR #RemoteSensing #GeospatialAnalysis #ISRO #IIRS #OnlineCourse #SkillUp"
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We produce data for surveys. This area also processes 3D data, including triangular meshes and point clouds. Our offerings in the field of CAD processing for GIS and BIM; Maps of land use classifications Digitization and assigning of surfaces, lines, and points Making maps using aerial photos #gis #map #mapping #maps #geospatial #remotesensing #geography #gps #survey #surveyor #mapas #surveying #drone #d#geomatics #geoinformatics #uav
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🎙️ Awesome update for all LIDAR enthusiasts! If you haven't tuned in yet, our CTO, Nejc Dougan, recently joined Daniel O'Donohue on the MapScaping Podcast to explore the fascinating world of LIDAR technology. The episode, titled "Introduction to LIDAR & Point Clouds," covers the essentials of LIDAR, its innovative applications, and how AI is transforming data classification in geospatial analysis, urban planning, forestry, and more. 🎧 Don't miss out—listen to the episode now! 🔗 Check it out here: https://lnkd.in/ePuPMFFR #LIDAR #PointClouds #Geospatial #Innovation #AIAutomation
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LiDAR, a remote sensing technique, uses lasers to create 3D maps of forests. These point clouds reveal hidden details about trees, allowing researchers to classify species based on height, crown shape & density. A wide range of tools for processing and analyzing point cloud data, including LiDAR data. It can be used for tasks such as filtering, segmentation, and classification. It can be used to import, visualize, and classify LiDAR point clouds that offer specialized functionalities for forestry applications, such as analyzing tree height, crown diameter, and biomass. Contact Polosoft Technologies for the forest and road-side tree classification work. URL: https://lnkd.in/gK_WQmvS #lidardraftingservices #draftingservices #forestroadtreeclassification #roadclassifiaction #lidarclassification #draftingservices
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Understanding the Difference Between Accuracy and Precision In LiDAR's world, understanding the difference between accuracy and precision is essential. Knowing this difference is crucial for interpreting data correctly and making informed decisions. ➡️Accuracy: How close a measurement is to the true value. Think of it as hitting the bullseye. ➡️Precision: The noise level of measurements. Imagine hitting the same spot repeatedly. 🤔Are you wondering how these concepts impact your LiDAR applications? Dive into our latest blog post to better understand LiDAR technology and how accuracy and precision can enhance your work in mining, surveying, forestry management, or urban planning! #AerialPrecision #LiDAR #DataAccuracy #DataPrecision #RemoteSensing #Geospatial
Understanding the Difference Between Accuracy and Precision
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Geiger-mode LiDAR's Digital Terrain Model (DTM) stands out for its unparalleled accuracy, especially in hydro-flattened applications. With high pulse density, multiple returns, and advanced signal processing, it delivers detailed and precise elevation data. This technology transforms floodplain mapping, hydrology studies, and coastal zone management. In urban planning, infrastructure development, and natural resource management, the high-resolution DTM creates precise topographic maps, enabling informed decision-making. In forestry, it provides crucial terrain details for sustainable forest management. Geiger-mode LiDAR DTM is reshaping how we plan, manage, and conserve our environment. At VeriDaaS, we produce DTMs and hydro-flattened DTMs to USGS 3DEP Standards. #LiDAR #DigitalTerrainModel #PrecisionMapping
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