Browsing Norwegian Geotechnical Institute (NGI) Digital Archive by Author "Gilbert, Graham Lewis"
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Characterization of two sites for geotechnical testing in permafrost: Longyearbyen, Svalbard
Gilbert, Graham Lewis; Instanes, Arne; Sinitsyn, Anatoly; Aalberg, Arne (Peer reviewed; Journal article, 2019)The mean annual air temperature in Svalbard has increased between 3 ℃ and 5 ℃ during the last 40 to 50 years. The continuous warming trend observed in Svalbard during the last 30 years has raised concerns about the stability ... -
Geoelectrical properties of saline permafrost soil in the Adventdalen valley of Svalbard (Norway), constrained with in-situ well data
Tavakoli, Saman; Gilbert, Graham Lewis; Lysdahl, Asgeir Olaf Kydland; Frauenfelder, Regula; Forsberg, Cathinka Schaanning (Peer reviewed; Journal article, 2021) -
Modelling of shallow landslides with Machine Learning algorithms
Liu, Zhongqiang; Gilbert, Graham Lewis; Cepeda, Rivera Jose Mauricio; Lysdahl, Asgeir Olaf Kydland; Piciullo, Luca; Haugland, Heidi Hefre; Lacasse, Suzanne (Peer reviewed; Journal article, 2020)This paper introduces three machine learning (ML) algorithms, the 'ensemble' Random Forest (RF), the 'ensemble' Gradient Boosted Regression Tree (GBRT) and the MultiLayer Perceptron neural network (MLP) and applies them ... -
Permafrost Thermal Dynamics and Cryostratigraphy at Villum Research Station, Station Nord, Eastern North Greenland (81°N)
Strand, Sarah Marie; Christiansen, Hanne H; Gilbert, Graham Lewis (Peer reviewed; Journal article, 2022)We provide the northernmost permafrost thermal analysis in Greenland through the ground temperature time series (2014–2021) and cryostratigraphy of two 20-m deep boreholes (SN1 and SN2) at Villum Research Station, Station ...