News

  • Open lab every Wednesday

    Open lab every Wednesday

    We now have “open lab” every Wednesday afternoon (13.00-16.00). At this time you can explore remote sensing data, use the lab’s sensors to collect data or follow one of our tutorials to learn how to work with remote sensing data. The tutorials is an ongoing work and will be published on the website as soon … Continue reading Open lab every WednesdayRead more »
  • Quick Camera test: DJI Phantom 4 pro vs Mavic pro

    Quick Camera test: DJI Phantom 4 pro vs Mavic pro

    Here are some quick results from the drone camera tests we did two days ago. We flow four different cameras under similar conditions. The data set should ideally be used buy a student to do some project and a deeper evaluation of the cameras. But as we know that many in the forest industri are … Continue reading Quick Camera test: DJI Phantom 4 pro vs Mavic proRead more »
  • Three drone systems, four different cameras

    Three drone systems, four different cameras

    We decided to take our drones to the forest and test some cameras today. We flow two 3DR Solo; one with Parrot Sequoia and one with a new Escadrone SoloMapper (Sony QX1 camera) and two DJI drones; one Phantom 4 pro and one Mavic pro. This was done because we had a great opportunity to … Continue reading Three drone systems, four different camerasRead more »
  • Ljungberglab seminars: Forest management plan by Drone | Tree species from multi-spectral laser.

    Ljungberglab seminars: Forest management plan by Drone | Tree species from multi-spectral laser.

    The coming two Thursdays, 22nd and 29th of June, we will have two master thesis presentations! Welcome to the Ljungberg lab at 14.30!Read more »
  • SLU at ELMIA WOOD

    SLU at ELMIA WOOD

    We are ta Elmia Wood in the DroneZone talking about using drones in Forestry.Read more »
  • Seminar: LiDAR and archaeology: the importance of ground point classification

    Seminar: LiDAR and archaeology: the importance of ground point classification

  • Master thesis presentation: Control Assessment Using Drones

    Master thesis presentation: Control Assessment Using Drones

  • Seminar: Tree species classification using multi-spectral Lidar

    Seminar: Tree species classification using multi-spectral Lidar

    Arvid Axelsson will give a presentation on his on-going work with tree species classification using multi-spectral lidar.Read more »
  • World leading lab for 3D remote sensing!

    World leading lab for 3D remote sensing!

    The Ljungbergslab received 3 million Swedish crowns for the coming three years (2017-2019) from Ljungbergsfonden. The goal with the project is to become a world leading education lab for 3D-remote sensing. The current phase of the lab ended in november 2016 and the new project will take the lab to a broader cummunity. Our goal … Continue reading World leading lab for 3D remote sensing!Read more »
  • Seminar about centimeter positioning with GPS in forest

    Seminar about centimeter positioning with GPS in forest

    This weeks seminar is about centimeter positioning inside forest using a GNSS-receiver (Global Navigation Satellite Systems). Thomas Hörnlund from Svartbergets Field Research Station will share his experiences from measurements with the Trimble GeoXR 6000 GNSS receiver. This is the last seminar for this year and we will be back with more seminars in January 2017. … Continue reading Seminar about centimeter positioning with GPS in forestRead more »
  • Stationary and mobile laser scanning

    Stationary and mobile laser scanning

    This weeks seminar was given by Johan Holmgren and he shared the results from field tests with three different mobile laser scanners. The three scanners were: ZEB1 with 3D SLAM Velodyne VLP 16 with stereo video cameras and 3D SLAM Leica Geosystems Pegasus Backpack with 3D SLAM The presentation can be found here. Next weeks … Continue reading Stationary and mobile laser scanningRead more »
  • Forest in virtual reality

    Forest in virtual reality

    Here is a short video from this weeks seminar where Henrik tries out the HTC Vive (Virtual Reality). We have converted a point cloud created from drone images to the virtual reality environment. On the screen in the background you can see what Henrik sees in the headset. With the headset on you head, you … Continue reading Forest in virtual realityRead more »
  • Forbidden to use camera on drones in Sweden

    Forbidden to use camera on drones in Sweden

    Swedish radio interviewed Mattias Nyström about the recent judgement in the court that interpret that a camera on a drone is the same as a surveillance camera. This means that you need a permission from the county government to use a camera on the drone. This permission is normally only given to prevent crime, so … Continue reading Forbidden to use camera on drones in SwedenRead more »
  • Next seminar: Try forest in virtual reality

    Next seminar: Try forest in virtual reality

    The seminar on the 3rd of November (14:30-15:00) will be a demonstration of the Virtual reality equipment in the lab. We will also demonstrate portable systems. Come and try out a birch forest scanned with our high resolution terresterial laser scanner and a colorized point cloud generated from drone images. More information about the seminars … Continue reading Next seminar: Try forest in virtual realityRead more »
  • 3D fly through of Flakaliden forest

    3D fly through of Flakaliden forest

    Flakaliden Research Park, where effects of climate and fertilization are studied, was surveyed by a drone taking about 700 pictures. The drone was equipped with a consumer camera (Sony a5100) and the images was processed to a very dense point cloud and very high resolution orthophoto (GSD 2.3 cm). A fly through of the point … Continue reading 3D fly through of Flakaliden forestRead more »
  • Terrestrial laserscanning in virtual reality

    Terrestrial laserscanning in virtual reality

    The HTC Vive Virtual Reality equipment is up and running in the Ljungbergslaboratory. Oscar was the first student to walk around in a terresterial laserscanning point cloud. Thanks to Mikael Hertz for generating the VR content from the point cloud.Read more »
  • Parrot Sequoia first flights

    Parrot Sequoia first flights

    Two weeks ago, we did several flights with the lab’s new Parrot Sequoia multispectral camera. We have summarized how the camera can be mounted on a 3DR Solo drone. We also did a first quick 3D point cloud from the NIR photos: The ortofoto in NIR-band looks like this:Read more »
  • Parrot Sequoia arrived!

    Parrot Sequoia arrived!

    The drone optimized multispectral camera, Parrot Sequoia, just arrived to the lab today! The camera collect images in four defined wavelength bands as well as a normal RGB sensor. More information about the camera. In contrast to many other users, we plan to use the camera to capture data of forest. As soon as we … Continue reading Parrot Sequoia arrived!Read more »
  • SLUs drones goes thermal!

    SLUs drones goes thermal!

    The scientists at the Ljungberg Lab at the Swedish University of agricultural Sciences in Umeå went for a two day field excursion to test thermal cameras and new drones. Joining the students at the Fire Management course at the Forest faculty, who were going to make a prescribed burning of a 20 ha clear-cut. We wanted … Continue reading SLUs drones goes thermal!Read more »
  • Drone conference

    Drone conference

    Mattias visited the UASForum Conference in Linköping, Sweden, on Tuesday and Wednesday (24-25 May). Mattias presented how drones can be used in forestry as well as how the SLU in Umeå have implemented drones in the education. Mattias presentation can be found here. More information about the conference: http://www.uasforumsweden.seRead more »
  • Seminar – Removing the topographic effect from satellite data

    Seminar – Removing the topographic effect from satellite data

    On Thursday (21st April), Heather Reese, Head of Remote sensing division at SLU in Umeå, will give a seminar about “Removing the topographic effect from satellite data with the new 2m DEM”. It is scheduled to 14:30 in Ljungbergslaboratoriet (1st floor in the SLU building).Read more »
  • Daniel presents his thesis on Tuesday

    Daniel presents his thesis on Tuesday

    Tuesday April 19 at 13.00 in the room “Älven”, Daniel Bertilsson will present his MSc thesis work “Estimations of forest density using TanDEM-X”. Examiner: Mats Nilsson Main advisor: Heather Reese Co-advisor: Henrik PerssonRead more »
  • Edward and André present their theses

    Edward and André present their theses

    On Thursday the 14th of April, at 10 am, in Viken, Edward and André will present their master theses. The title of Edward’s work: “Analysis of seasonal variations for estimation of forest variables with InSAR technology” The title of André’s work: “Forecasting of ALS data using TanDEM-X” Supervisor is Dr. Henrik Persson and examiner is Prof. Håkan Olsson. Welcome!Read more »
  • Adrian presents his master thesis

    Adrian presents his master thesis

    Adrian Straker will tomorrow, Friday, present his master thesis “Comparison of forest fire severity classification models based on aerial images and Landsat 8 OLI/TIRS images of a forest fire area in central Sweden”. Room: Årsringen, next to the Ljungberg lab Time: Friday 8th April, 9.00 am Welcome! Next week, Edward and André will present their … Continue reading Adrian presents his master thesisRead more »
  • Combining a traditional sensor with drone technology

    Combining a traditional sensor with drone technology

    At the Ljungberg laboratory, we have started a project where we combine the traditional dowsing rod with latest drone technology. The goal is to improve the existing and important Depth to Water Map available online.  At the Ljungberg lab, a teaching lab for advanced 3D remote sensing, we always aim to make a wide range … Continue reading Combining a traditional sensor with drone technologyRead more »
  • Seminar on Thursday – Construction of artificial forest

    Seminar on Thursday – Construction of artificial forest

    The title might not tell you much about what this seminar is about… However, if you come to Ljungbergslaboratoriet on Thursday 17th March 14:30, Sebastian Schnell will tell you more about his work in the Advanced SAR-project.Read more »
  • Seminar – Remote sensing from 1930 until today

    Seminar – Remote sensing from 1930 until today

    On Thursday (18th Feb), Håkan Olsson, Professor in Remote sensing at SLU in Umeå, will give a seminar about remote sensing from 1930 until today. It is scheduled to 14:30 in Ljungbergslaboratoriet (1st floor in the SLU building).  Read more »
  • Seminar – Photogrammetric point cloud data together with NFI data

    Seminar – Photogrammetric point cloud data together with NFI data

    This weeks seminar will be given by Inka Bohlin and Mats Nilsson. The title is: “Use of photogrammetric point cloud data together with field data from National Forest Inventory: possibilities and weaknesses”. Welcome to Ljungbergslaboratoriet on Thursday the 4th February at 14:30. The seminar is approximately 30 minutes including questions.Read more »
  • Remote sensing – Today and in the future at SCA forest!

    Remote sensing – Today and in the future at SCA forest!

    Anna Bylund from SCA forest will give a seminar on Thursday about the use and potential use of remote sensing data at SCA forest. The seminar will be given in Ljungbergslaboratoriet on Thursday the 28th January at 14:30. Information about previous and upcoming seminars can be found here.Read more »
  • Mapping excursion to Innertavle estate

    Mapping excursion to Innertavle estate

    Today, the teachers and students of the Ljungberg lab, went to SLU’s new forest estate in Innertavle, close to Umeå. This forest is going to be used for teaching and research purposes. Our aim was to map it with a drone to get a high resolution orthophoto map and 3D data before the winter comes. … Continue reading Mapping excursion to Innertavle estateRead more »
  • This week’s seminar – Pantanal

    This week’s seminar – Pantanal

    This weeks seminar will be given by Mattias Nyström who biked, kayaked and treked in Pantanal, the world’s largest flooded area, for one week. He will show maps and photos from his 700 km journey in this regions of Brazil.Read more »
  • Two seminars this week

    Two seminars this week

    This week we will give two seminars. The first on Tuesday 27 Oct about the regulations for drones in Sweden and the second on Thursday where Jonas Jonzén will present “A nationwide forest attribute map of Sweden derived using airborne laser scanning data and field data from the national forest inventory”. See seminars page for … Continue reading Two seminars this weekRead more »
  • Thursday seminars

    Thursday seminars

    Tomorrows seminar (Oct 22) will be given by Johan Holmgren. He will present his contribution to the Silvilaser conference: “Estimation of tree stem attributes using ground based and airborne laser scanning”. You can also find the slides from the previous seminars on the Seminar page. Next weeks seminar (Oct 29) will be given by Jonas … Continue reading Thursday seminarsRead more »
  • Laser scanning at GE Garage

    Laser scanning at GE Garage

    Tomorrow morning, Friday Oct 8, Mattias will give a presentation about large scale laser scanning at the breakfast meeting at Sliperiet, Umeå. More specifically, Mattias will show airborne laser scanning (ALS) and terresterial laser scanning (TLS) and how this information can be used for forestry. More information about GE Garage in Umeå can be found … Continue reading Laser scanning at GE GarageRead more »
  • Försöksplanseminarium

    Försöksplanseminarium

    Daniel Bertilsson kommer att hålla sitt försöksplanseminarium på onsdag den 7:e oktober, kl 10.00 i rummet Årsringen. Dessa seminarium brukar ta mellan 30-45 minuter totalt. Daniel gör sitt examensarbete i Ljungbergslaboratoriet med titeln “Estimating forest density using TanDEM-X InSAR Data”. Huvudhandledare är Heather Reese, biträdande handledare är Henrik Persson, och examinator är Mats Nilsson.Read more »
  • The first seminar in the lab

    The first seminar in the lab

    On October 8, 14:30, the first seminar will be held in Ljungbergslaboratoriet. We’re sorry to announce that the seminar that should be given by Jonas Jonzén is postponed, but Mattias Nyström will instead give a presentation about “Data assimilation in forestry using laser data from 2003-2011”. All students are welcome and if there is room, … Continue reading The first seminar in the labRead more »
  • Ny webbsida

    Ny webbsida

    På den här webbsidan kommer vi samla all dokumentation som skapas kring Ljungbergslaboratoriet. Målet är att alla instruktioner ska vara på engelska och finnas tillgängliga på den här hemsidan. Vi kommer även att arbeta med rörlig video och kommer för detta att skapa en youtube-kanal. Nu frågar vi dig vad du vill se på den … Continue reading Ny webbsidaRead more »