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[PDF] Top 20 Land surface model performance using cosmic ray and point scale soil moisture measurements for calibration

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Land surface model performance using cosmic ray and point scale soil moisture measurements for calibration

Land surface model performance using cosmic ray and point scale soil moisture measurements for calibration

... resolution scale (i.e. grid cells of 1 km 2 ), land surface model parameters can be calibrated with eddy-covariance flux data and point-scale soil moisture ...and ... See full document

19

The COsmic ray Soil Moisture Interaction Code (COSMIC) for use in data assimilation

The COsmic ray Soil Moisture Interaction Code (COSMIC) for use in data assimilation

... the performance of Noah LSM via a priori parameter calibra- ...layer soil moisture initial condition) which were selected based on a preliminary sensitivity ...by calibration to some extent, ... See full document

13

Analysis of SMOS brightness temperature and vegetation optical depth data with coupled land surface and radiative transfer models in Southern Germany

Analysis of SMOS brightness temperature and vegetation optical depth data with coupled land surface and radiative transfer models in Southern Germany

... L2 soil moisture products in order to meet the mission ...L2 soil moisture product originate from and how improvements could be ...SMOS scale. SMOS soil moisture products ... See full document

17

Translating aboveground cosmic ray neutron intensity to high frequency soil moisture profiles at sub kilometer scale

Translating aboveground cosmic ray neutron intensity to high frequency soil moisture profiles at sub kilometer scale

... analysis using synthetic ob- servations, mainly because (1) there is a lack of indepen- dent soil moisture observations corresponding to a similar effective horizontal area measured by the ... See full document

17

Evaluation of a cosmic ray neutron sensor network  for improved land surface model prediction

Evaluation of a cosmic ray neutron sensor network for improved land surface model prediction

... the soil moisture characterization on the catch- ment ...of soil moisture at a short distance could potentially limit the CRNS mea- surement value and make updating of soil ... See full document

22

Evaluating the utility of satellite soil moisture retrievals over irrigated areas and the ability of land data assimilation methods to correct for unmodeled processes

Evaluating the utility of satellite soil moisture retrievals over irrigated areas and the ability of land data assimilation methods to correct for unmodeled processes

... the model forecasts during data assim- ilation integration, and (2) “bias-blind” systems which as- sume the observations and model forecasts to be ...and/or model states to the true mean states ... See full document

16

Integral quantification of seasonal soil moisture changes in farmland by cosmic ray neutrons

Integral quantification of seasonal soil moisture changes in farmland by cosmic ray neutrons

... Soil moisture plays an important role in the hydrological cy- ...determines surface runoff after precipita- tion events and controls groundwater ...addition, soil moisture is a key ... See full document

17

Quantifying mesoscale soil moisture with the cosmic ray rover

Quantifying mesoscale soil moisture with the cosmic ray rover

... Abstract. Soil moisture governs the surface fluxes of mass and energy and is a major influence on floods and ...measure soil moisture either at a point or over a large area many ... See full document

12

Multiscale soil moisture estimates using static and roving cosmic-ray soil moisture sensors

Multiscale soil moisture estimates using static and roving cosmic-ray soil moisture sensors

... of soil moisture. We note here that there is a large-scale discrepancy between these datasets and highlight that the point samples only offer an approximate guide as to the accuracy of rover ... See full document

19

Calibration and correction procedures for cosmic-ray neutron
soil moisture probes located across Australia

Calibration and correction procedures for cosmic-ray neutron soil moisture probes located across Australia

... The cosmic-ray probe (CRP) provides continuous estimates of soil moisture over an area of 30 ha by counting fast neutrons produced from cosmic rays which are predominantly moderated by ... See full document

15

A universal calibration function for determination of soil moisture with cosmic ray neutrons

A universal calibration function for determination of soil moisture with cosmic ray neutrons

... tensity measurements, it is possible to isolate any one of the hydrogen signals, given measurements of the other pools ...the surface to the ...the surface that will influence the transfer of ... See full document

8

Estimating field scale root zone soil moisture using the cosmic ray neutron probe

Estimating field scale root zone soil moisture using the cosmic ray neutron probe

... the cosmic-ray neutron probe were: (1) averaging of multiple point-scale measure- ments, (2) using a single time-stable measurement location to represent the large-scale spatial ... See full document

13

The benefits of gravimeter observations for modelling water storage changes at the field scale

The benefits of gravimeter observations for modelling water storage changes at the field scale

... global scale, GRACE (Tapley et ...field scale, water stor- age and its changes are generally estimated by point mea- surements, but high spatial and temporal variability makes the estimation of water ... See full document

16

Closing the water balance with cosmic ray soil moisture measurements  and assessing their relation to evapotranspiration in two semiarid  watersheds

Closing the water balance with cosmic ray soil moisture measurements and assessing their relation to evapotranspiration in two semiarid watersheds

... the scale gap in soil moisture es- timation is through the use of cosmic-ray neutron sensing (CRNS) measurements (Zreda et ...vide soil moisture with a measurement ... See full document

17

Soil moisture sensor calibration for organic soil surface layers

Soil moisture sensor calibration for organic soil surface layers

... 2011). Soil samples were collected within the Gludsted spruce plantation ...occurring soil type is a podsol of coarse sandy texture with pronounced organic surface ...layers. Soil mois- ture ... See full document

17

The International Soil Moisture Network: a data hosting facility for global in situ soil moisture measurements

The International Soil Moisture Network: a data hosting facility for global in situ soil moisture measurements

... of soil moisture for various applications is re- flected by the large number of satellite-based soil moisture products that have emerged during the last ...global soil moisture ... See full document

24

Matching ERS scatterometer based soil moisture patterns with simulations of a conceptual dual layer hydrologic model over Austria

Matching ERS scatterometer based soil moisture patterns with simulations of a conceptual dual layer hydrologic model over Austria

... satellite soil moisture estimates is their assimilation into hydrologic ...estimate soil moisture in these two sources have dif- ferent structures and they are calibrated in different ... See full document

13

Use of cosmic ray neutron sensors for soil moisture monitoring in forests

Use of cosmic ray neutron sensors for soil moisture monitoring in forests

... the soil texture to be ho- mogeneous with sand fractions of about 95 % throughout the entire ...mineral soil is covered by an organic soil layer and a litter layer of variable depth and water holding ... See full document

20

Assimilation of surface soil moisture into a multilayer soil model: design and evaluation at local scale

Assimilation of surface soil moisture into a multilayer soil model: design and evaluation at local scale

... that land surface processes interact strongly with the lower boundary of the ...models, surface- interaction processes are represented by land surface mod- els ...of surface en- ... See full document

17

Correction of real time satellite precipitation with satellite soil moisture observations

Correction of real time satellite precipitation with satellite soil moisture observations

... ilating soil moisture products to improve satellite ...lite soil moisture observations, as well as to enhance the as- similation algorithm to maximize the information that can be gained from ... See full document

17

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