Blar i NIBIO Brage på forfatter "Astrup, Rasmus Andreas"
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Mapping forests using an unmanned ground vehicle with 3D LiDAR and graph-SLAM
Pierzchala, Marek Marian; Giguère, Philippe; Astrup, Rasmus Andreas (Journal article; Peer reviewed, 2018)Enabling automated 3D mapping in forests is an important component of the future development of forest technology, and has been garnering interest in the scientific community, as can be seen from the many recent publications. ... -
Modelling above-ground biomass stock over Norway using national forest inventory data with ArcticDEM and Sentinel-2 data
Puliti, Stefano; Hauglin, Marius; Breidenbach, Johannes; Montesano, P.; Neigh, C.S.R.; Rahlf, Johannes; Solberg, Svein; Klingenberg, T. F.; Astrup, Rasmus Andreas (Peer reviewed; Journal article, 2019-11-07)Boreal forests constitute a large portion of the global forest area, yet they are undersampled through field surveys, and only a few remotely sensed data sources provide structural information wall-to-wall throughout the ... -
Pothole detection in the woods: a deep learning approach for forest road surface monitoring with dashcams
Hoseini, Mostafa; Puliti, Stefano; Hoffmann, Stephan; Astrup, Rasmus Andreas (Peer reviewed; Journal article, 2023-12-18)Sustainable forest management systems require operational measures to preserve the functional design of forest roads. Frequent road data collection and analysis are essential to support target-oriented and efficient ... -
Prediction and model-assisted estimation of diameter distributions using Norwegian national forest inventory and airborne laser scanning data
Räty, Janne; Astrup, Rasmus Andreas; Breidenbach, Johannes (Peer reviewed; Journal article, 2021-04-07)Diameter at breast height (DBH) distributions offer valuable information for operational and strategic forest management decisions. We predicted DBH distributions using Norwegian national forest inventory and airborne laser ... -
Prediction of butt rot volume in Norway spruce forest stands using harvester, remotely sensed and environmental data
Räty, Janne; Breidenbach, Johannes; Hauglin, Marius; Astrup, Rasmus Andreas (Peer reviewed; Journal article, 2021-12-25)Butt rot (BR) damage of a tree results from a decay caused by a pathogenic fungus. BR damages associated with Norway spruce (Picea abies [L.] Karst.) account for considerable economic losses in timber production across the ... -
Quantifying regional surface energy responses to forest structural change in Nordic Fennoscandia
Kumkar, Yogesh; Astrup, Rasmus Andreas; Stordal, Frode; Bright, Ryan M. (Peer reviewed; Journal article, 2020-07-16)In a climate model, surface energy and water fluxes of the vegetated ecosystem largely depend on important structural attributes like leaf area index and canopy height. For forests, management can greatly alter these ... -
Radiative forcing bias of simulated surface albedo modifications linked to forest cover changes at northern latitudes
Bright, Ryan M.; Myhre, Gunnar; Astrup, Rasmus Andreas; Antón-Fernández, Clara; Strømman, Anders Hammer (Journal article; Peer reviewed, 2015-04-15) -
The relationship between volume increment and stand density in Norway spruce plantations
Allen II, Micky; Brunner, Andreas; Antón-Fernández, Clara; Astrup, Rasmus Andreas (Peer reviewed; Journal article, 2020-06-29)An understanding of the relationship between volume increment and stand density (basal area, stand density index, etc.) is of utmost importance for properly managing stand density to achieve specific management objectives. ... -
Remote sensing and forest inventories in Nordic countries - roadmap for the future
Kangas, Annika; Astrup, Rasmus Andreas; Breidenbach, Johannes; Fridman, Jonas; Gobakken, Terje; Korhonen, Kari T.; Maltamo, Matti; Nilsson, Mats; Nord-Larsen, Thomas; Næsset, Erik; Olsson, Håkan (Journal article; Peer reviewed, 2018-01-18)The Nordic countries have long traditions in forest inventory and remote sensing (RS). In sample-based national forest inventories (NFIs), utilization of aerial photographs started during the 1960s, satellite images during ... -
A review of Sensors, Sensor-Platforms and Methods Used in 3D Modelling of Soil Displacement after Timber Harvesting
Talbot, Bruce; Astrup, Rasmus Andreas (Peer reviewed; Journal article, 2021)Proximal sensing technologies are becoming widely used across a range of applications in environmental sciences. One of these applications is in the measurement of the ground surface in describing soil displacement impacts ... -
A simple grid-based framework for simulating forest structural trajectories linked to transient forest management scenarios in Fennoscandia
Majasalmi, Titta; Allen, Micky; Antón-Fernández, Clara; Astrup, Rasmus Andreas; Bright, Ryan M. (Peer reviewed; Journal article, 2020-06-16)Forest structural properties largely govern surface fluxes of moisture, energy, and momentum that strongly affect regional climate and hydrology. Forest structural properties are greatly shaped by forest management activities, ... -
SiTree: A framework to implement single-tree simulators
Antón-Fernández, Clara; Astrup, Rasmus Andreas (Peer reviewed; Journal article, 2022-06)SiTree is a flexible, cross-platform, open-source framework for individual-tree simulators intended to facilitate accurate and flexible analyses of forest growth and yield, or more generally forest dynamics simulations. ... -
Skogressursene langs kysten. Tilgjengelighet, utnyttelse og prognoser for framtidig tilgang
Granhus, Aksel; Andreassen, Kjell; Tomter, Stein Michael; Eriksen, Rune; Astrup, Rasmus Andreas (Rapport fra Skog og landskap;11/2011, Research report, 2011)I denne rapporten gis en oversikt over den produktive skogen langs kysten, med fokus på ressursgrunnlaget, tilgjengelighet for utnyttelse og hogstaktiviteten de senere årene. Videre presenteres prognoser for framtidig ... -
Skogtilstanden i verneområder og vurderinger av mulighetene for intensivert overvåking gjennom Landsskogtakseringen
Astrup, Rasmus Andreas; Eriksen, Rune; Antón-Fernández, Clara; Granhus, Aksel (Oppdragsrapport fra Skog og landskap;19/2011, Research report, 2011-11-04)Med grunnlag i Landsskogtakseringens prøveflater beskriver denne rapport skogtilstanden på vernet areal samt vurder mulighetene for økt overvåking av vernet areal gjennom Landsskogtakseringen. I henhold til Landsskogtakseringens ... -
Small area estimation of forest attributes in the Norwegian National Forest Inventory
Breidenbach, Johannes; Astrup, Rasmus Andreas (Chapter, 2011)The Norwegian National Forest Inventory (NNFI) provides estimates of forest parameters on national and regional scales by means of a systematic network of permanent sample plots. One of the biggest challenges for the NNFI ... -
Spatio-temporal prediction of soil moisture and soil strength by depth-to-water maps
Schönauer, Marian; Väätäinen, Kari; Prinz, Robert; Lindeman, Harri; Pszenny, Dariusz; Jansen, Martin; Maack, Joachim; Talbot, Bruce; Astrup, Rasmus Andreas; Jaeger, Dirk (Peer reviewed; Journal article, 2021-11-16)The utilization of detailed digital terrain models entails an enhanced basis for supporting sustainable forest management, including the reduction of soil impacts through predictions of site trafficability during mechanized ... -
Spatio-temporal prediction of soil moisture using soil maps, topographic indices and SMAP retrievals
Schönauer, Marian; Prinz, Robert; Väätäinen, Kari; Astrup, Rasmus Andreas; Pszenny, Dariusz; Lindeman, Harri; Jaeger, Dirk (Peer reviewed; Journal article, 2022-02-23)Milder winters and extended wetter periods in spring and autumn limit the amount of time available for carrying out ground-based forest operations on soils with satisfactory bearing capacity. Thus, damage to soil in form ... -
Species selection in areas subjected to risk of root and butt rot: applying Precision forestry in Norway
Ferreira Aza, Ana Claudia; Kallio, Maarit; Pukkala, Timo; Hietala, Ari Mikko; Gobakken, Terje; Astrup, Rasmus Andreas (Peer reviewed; Journal article, 2022-09-13)Norway’s most common tree species, Picea abies (L.) Karst. (Norway spruce), is often infected with Heterobasidion parviporum Niemelä & Korhonen and Heterobasidion annosum (Fr.) Bref.. Because Pinus sylvestris L. (Scots ... -
A stand-level growth and yield model for thinned and unthinned even-aged Scots pine forests in Norway
Kuehne, Christian; McLean, Paul; Maleki, Kobra; Antón-Fernández, Clara; Astrup, Rasmus Andreas (Peer reviewed; Journal article, 2022-01-11)Management of Scots pine (Pinus sylvestris L.) in Norway requires a forest growth and yield model suitable for describing stand dynamics of even-aged forests under contemporary climatic conditions with and without the ... -
A stand-level growth and yield model for thinned and unthinned managed Norway spruce forests in Norway
Allen, Micky; Antón Fernandéz, Clara; Astrup, Rasmus Andreas (Peer reviewed; Journal article, 2020-06-05)A new stand-level growth and yield model, consisting of component equations for stand volume, basal area, survival, and dominant stand height, was developed from a dataset of long-term trials for managed thinned and unthinned ...