Model:Caesar: Difference between revisions

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{{Model identity
|Model type=Modular
}}
{{Model identity2
|ModelDomain=Terrestrial
|One-line model description=Cellular landscape evolution model
|Extended model description=CAESAR is a cellular landscape evolution model, with an emphasis on fluvial processes, including flow routing, multi grainsize sediment transport. It models morphological change in river catchments.
}}
{{Start model keyword table}}
{{Model keywords
|Model keywords=landscape evolution
}}
{{End a table}}
{{Modeler information
{{Modeler information
|First name=Tom
|First name=Tom
Line 9: Line 22:
|State=NO STATE
|State=NO STATE
|Country=United Kingdom
|Country=United Kingdom
|Email address=T.Coulthard@hull.ac.uk  
|Email address=T.Coulthard@hull.ac.uk
}}
{{Model identity
|Model type=Modular
|Categories=Terrestrial
|One-line model description=Cellular landscape evolution model
|Extended model description=CAESAR is a cellular landscape evolution model, with an emphasis on fluvial processes, including flow routing, multi grainsize sediment transport. It models morphological change in river catchments.
}}
}}
{{Model technical information
{{Model technical information
Line 23: Line 30:
|Start year development=1996
|Start year development=1996
|Does model development still take place?=Yes
|Does model development still take place?=Yes
|Model availability=As code, As teaching tool, As executable
|Model availability=As code, As teaching tool
|Source code availability=Through owner
|Source code availability=Through web repository
|Source web address=http://www.coulthard.org.uk/downloads/visualcaesar.htm
|Program license type=Other
|Program license type=Other
|Program license type other=GNU
|Program license type other=GNU
|OpenMI compliant=No not possible
|CCA component=No not possible
|IRF interface=No not possible
|Memory requirements=>512MB
|Memory requirements=>512MB
|Typical run time=5 min to 50 days  
|Typical run time=5 min to 50 days
}}
}}
{{Input - Output description
{{Input - Output description
|Describe input parameters=DEM as ascii grid (output from arcGIS),
|Describe input parameters=DEM as ascii grid (output from arcGIS),


Rainfall data as a space separated ascii file (straightforward list), Inputs of water/sediment in an ascii file. Other single value parameter inputs for grainsize, flow parameters, slope processes etc..  
Rainfall data as a space separated ascii file (straightforward list), Inputs of water/sediment in an ascii file. Other single value parameter inputs for grainsize, flow parameters, slope processes etc..
|Input format=ASCII
|Input format=ASCII
|Describe output parameters=ascii grids (readable into arcGIS) and google earth images of: DEM, flow depth, surface grainsize, shear stress, vegetation cover, velocity.
|Describe output parameters=ascii grids (readable into arcGIS) and google earth images of: DEM, flow depth, surface grainsize, shear stress, vegetation cover, velocity.
Also time series of water discharge and sediment discharge (across 9 grainsizes) at user chosen interval.
Also time series of water discharge and sediment discharge (across 9 grainsizes) at user chosen interval.
Also visual output to AVI file.  
Also visual output to AVI file.
|Output format=ASCII
|Output format=ASCII
|Pre-processing software needed?=No
|Pre-processing software needed?=No
|Post-processing software needed?=No
|Post-processing software needed?=No
|Visualization software needed?=No
|Visualization software needed?=No
|If above answer is yes=ESRI
|Other visualization software=but you can use ESRI (ArcGIS)
}}
}}
{{Process description model
{{Process description model
Line 54: Line 57:
Slope processes (creep, enhanced creep and mass movement)
Slope processes (creep, enhanced creep and mass movement)
Vegetation growth
Vegetation growth
Aeolian transport (under development - slab dune model)  
Aeolian transport (under development - slab dune model)
|Describe key physical parameters and equations=Flow depths calculated using version of mannings implemented across a cellular grid using a scanning algorithm.
|Describe key physical parameters and equations=Flow depths calculated using version of mannings implemented across a cellular grid using a scanning algorithm.
Sediment tranport using either Einstein or Wilcock and Crowe functions
Sediment tranport using either Einstein or Wilcock and Crowe functions
Slope model using simple slab failure and psuedo USLE implementation
Slope model using simple slab failure and psuedo USLE implementation
Dune model adaption of DECAL and Werner slab model  
Dune model adaption of DECAL and Werner slab model
|Describe length scale and resolution constraints=Has been applied to catchments ranging from 1km^2 to 500km^2, at grid resolutions ranging from 1m to 50m.  
|Describe length scale and resolution constraints=Has been applied to catchments ranging from 1km^2 to 500km^2, at grid resolutions ranging from 1m to 50m.
|Describe time scale and resolution constraints=The model has simulated periods from 1 day to 9000 years.
|Describe time scale and resolution constraints=The model has simulated periods from 1 day to 9000 years.
The length of run is largely contingent on the number of grid cells, thus a balance between resoltion and area of study. A small catchment with a coarse resolution will run very fast. Increase the area or make grid cells smaller and run times will increase.  
The length of run is largely contingent on the number of grid cells, thus a balance between resoltion and area of study. A small catchment with a coarse resolution will run very fast. Increase the area or make grid cells smaller and run times will increase.
|Describe any numerical limitations and issues=Run times can be long (60 +days for large areas over many 100's of years).
|Describe any numerical limitations and issues=Run times can be long (60 +days for large areas over many 100's of years).
Flow model is steady state  
Flow model is steady state
}}
}}
{{Model testing
{{Model testing
|Describe available calibration data sets=Tested on several catchments in UK over long and short time scales.  
|Describe available calibration data sets=Tested on several catchments in UK over long and short time scales.
|Describe available test data sets=none yet; in development  
|Describe available test data sets=none yet; in development
|Describe ideal data for testing=Flow and sediment discharge data, images of topographic change  
|Describe ideal data for testing=Flow and sediment discharge data, images of topographic change
}}
}}
{{Users groups model
{{Users groups model
|Do you have current or future plans for collaborating with other researchers?=Yes, I am happy to collaborate with any potential users. There is a long history of CAESAR being take up by others including researchers in Italy, France, Spain, NZ, Australia, USA.  
|Do you have current or future plans for collaborating with other researchers?=Yes, I am happy to collaborate with any potential users. There is a long history of CAESAR being take up by others including researchers in Italy, France, Spain, NZ, Australia, USA.
}}
}}
{{Documentation model
{{Documentation model
|Provide key papers on model if any=Van De Wiel, M.J., Coulthard, T.J., Macklin, M.G., Lewin, J. (2007) Embedding reach-scale fluvial dynamics within the CAESAR cellular automaton landscape evolution model. Geomorphology, 90 (3-4), pp. 283-301.
Coulthard, T. J. Macklin, M. G. & Kirkby, M. J. (2002) Simulating upland river catchment and alluvial fan evolution. Earth Surface Processes and Landforms. 27, 269-288.
|Manual model available=Yes
|Manual model available=Yes
|Model website if any=http://www.coulthard.org.uk
|Model website if any=http://www.coulthard.org.uk
}}
}}
{{Additional comments model}}
{{Additional comments model}}
{{Infobox Model
{{CSDMS staff part
|model name              = Caesar
|OpenMI compliant=No but possible
|developer                = '''Coulthard''', Tom
|CCA component=No but possible
|one-line-description    = Cellular landscape evolution model 
|IRF interface=No but possible
|type                    = Model
|CMT component=No but possible
|source                  = [[image:red1.png]]
}}
}}
{{Start coupled table}}
{{End a table}}
{{End headertab}}
{{{{PAGENAME}}_autokeywords}}
<!-- Edit the part above to update info on other papers -->
<!-- Edit the part above to update info on other papers -->


== Caesar ==
==Introduction==
__TOC__
===Introduction===
 
=== History ===
 
=== Papers ===
 
=== Caesar Questionnaire ===
 
==== Contact Information ====
{| class="wikitable"
| class="model_col1"| Model:
| class="model_col2"| CAESAR
|-
| class="model_col1"| Contact person:
| class="model_col2"| Tom Coulthard
|-
| class="model_col1"| Institute:
| class="model_col2"| University of Hull
|-
| class="model_col1"| City:
| class="model_col2"| Hull
|-
| class="model_col1"| Country:
| class="model_col2"| United Kingdom
|-
| class="model_col1"| Email:
| class="model_col2"| T.Coulthard@hull.ac.uk
|-
| class="model_col1"| 2nd person involved:
| class="model_col2"| --
|-
| class="model_col1"| 3rd person involved:
| class="model_col2"| --
|}
 
==== Model description ====
 
{| class="wikitable" 
| class="model_col1"| Model type:
| class="model_col2"| Modular model for the terrestrial domain.
|-
| class="model_col1"| Description:
| class="model_col2"| CAESAR is a cellular landscape evolution model, with an emphasis on fluvial processes, including flow routing, multi grainsize sediment transport. It models morphological change in river catchments.
|}
 
==== Technical information ====
 
{| class="wikitable" 
| class="model_col1"| Supported platforms:
| class="model_col2"| Linux, Windows
|-
| class="model_col1"| Programming language:
| class="model_col2"| C, C#
|-
| class="model_col1"| Model development started at:
| class="model_col2"| 1996 and is still going on
|-
| class="model_col1"| To what degree will the model become available:
| class="model_col2"| Source code will be available, and model can be used as well as a teaching tool and executable will be available.
|-
| class="model_col1"| Current license type:
| class="model_col2"| GNU
|-
| class="model_col1"| Memory requirements:
| class="model_col2"| >512MB
|-
| class="model_col1"| Typical run time:
| class="model_col2"| 5 min to 50 days
|}
 
==== Input / Output description ====
 
{| class="wikitable" 
| class="model_col1"| Input parameters:
| class="model_col2"| DEM as ascii grid (output from arcGIS),
Rainfall data as a space separated ascii file (straightforward list),
Inputs of water/sediment in an ascii file. Other single value parameter inputs for grainsize, flow parameters, slope processes etc..
|-
| class="model_col1"| Input format:
| class="model_col2"| ASCII
|-
| class="model_col1"| Output parameters:
| class="model_col2"| ascii grids (readable into arcGIS) and google earth images of: DEM, flow depth, surface grainsize, shear stress, vegetation cover, velocity.<br>Also time series of water discharge and sediment discharge (across 9 grainsizes) at user chosen interval.<br>Also visual output to AVI file.   
|-
| class="model_col1"| Output format:
| class="model_col2"| ASCII
|-
| class="model_col1"| Post-processing software (if needed):
| class="model_col2"| no
|-
| class="model_col1"| Visualization software (if needed):
| class="model_col2"| no: but you can use ESRI (ArcGIS)
|}
 
==== Process description ====
 
{| class="wikitable" 
| class="model_col1"| Processes represented by model:
| class="model_col2"| 2d multiple flow direction steady state flow model<br>Erosion and deposition over 9 separate grainsizes<br>Bedload and suspended load sediment transport<br>Slope processes (creep, enhanced creep and mass movement)<br>Vegetation growth<br>Aeolian transport (under development - slab dune model)
|-
| class="model_col1"| Key physical parameters & equations:
| class="model_col2"| Flow depths calculated using version of mannings implemented across a cellular grid using a scanning algorithm.<br>Sediment tranport using either Einstein or Wilcock and Crowe functions<br>Slope model using simple slab failure and psuedo USLE implementation<br>Dune model adaption of DECAL and Werner slab model
|-
| class="model_col1"| Length scale & resolution constraints:
| class="model_col2"| Has been applied to catchments ranging from 1km^2 to 500km^2, at grid resolutions ranging from 1m to 50m.
|-
| class="model_col1"| Time scale & resolution constraints:
| class="model_col2"| The model has simulated periods from 1 day to 9000 years.<br>The length of run is largely contingent on the number of grid cells, thus a balance between resoltion and area of study. A small catchment with a coarse resolution will run very fast. Increase the area or make grid cells smaller and run times will increase.
|-
| class="model_col1"| Numerical limitations and issues :
| class="model_col2"| Run times can be long (60 +days for large areas over many 100's of years).<br>Flow model is steady state
|}
 
==== Testing ====
 
{| class="wikitable" 
| class="model_col1"| Available calibration data sets:
| class="model_col2"| Tested on several catchments in UK over long and short time scales.
|-
| class="model_col1"| Available test data sets:
| class="model_col2"| none yet; in development
|-
| class="model_col1"| Ideal data for testing:
| class="model_col2"| Flow and sediment discharge data, images of topographic change
|}
 
==== User groups ====
 
{| class="wikitable" 
| class="model_col1"| Currently or plans for collaborating with:
| class="model_col2"| Yes, I am happy to collaborate with any potential users. There is a long history of CAESAR being take up by others including researchers in Italy, France, Spain, NZ, Australia, USA.
|}
 
==== Documentation ====
 
{| class="wikitable" 
| class="model_col1"| Key papers of the model:
| class="model_col2"| Van De Wiel, M.J., Coulthard, T.J., Macklin, M.G., Lewin, J. (2007) Embedding reach-scale fluvial dynamics within the CAESAR cellular automaton landscape evolution model.  Geomorphology, 90 (3-4), pp. 283-301.<br>
Coulthard, T. J. Macklin, M. G. &  Kirkby, M. J. (2002) Simulating upland river catchment and alluvial fan evolution. Earth Surface Processes and Landforms. 27, 269-288.
|-
| class="model_col1"| Is there a manual available:
| class="model_col2"| yes
|-
| class="model_col1"| Model website if any:
| class="model_col2"| http://www.coulthard.org.uk
|}
 
==== Additional comments ====
 
{| class="wikitable" 
| class="model_col1"| Comments:
| class="model_col2"| --
|}
 
 
=== Issues ===
 
=== Help ===
 
=== Input Files ===
 
=== Output Files ===


=== Download ===
== History ==


=== Source ===
== References  ==
<br>{{AddReferenceUploadButtons}}<br><br>
{{#ifexist:Template:{{PAGENAME}}-citation-indices|{{{{PAGENAME}}-citation-indices}}|}}<br>
{{Include_featured_references_models_cargo}}<br>


==== Command-Line Access ====
== Issues ==


==== GUI and IDE Access ====
== Help ==
{{#ifexist:Model_help:{{PAGENAME}}|[[Model_help:{{PAGENAME}}]]|}}


==== Subversion Help ====
== Input Files ==


[[Category:Terrestrial]]
== Output Files ==

Latest revision as of 20:16, 16 September 2020



Caesar


Metadata

Also known as
Model type Modular
Model part of larger framework
Note on status model
Date note status model
Spatial dimensions
Spatial extent
Model domain Terrestrial
One-line model description Cellular landscape evolution model
Extended model description CAESAR is a cellular landscape evolution model, with an emphasis on fluvial processes, including flow routing, multi grainsize sediment transport. It models morphological change in river catchments.
Keywords:

landscape evolution,

Name Tom Coulthard
Type of contact Model developer
Institute / Organization University of Hull
Postal address 1 Cottingham Road
Postal address 2
Town / City Hull
Postal code HU6 7RX
State NO STATE
Country United Kingdom
Email address T.Coulthard@hull.ac.uk
Phone
Fax


Supported platforms
Linux, Windows
Other platform
Programming language

C

Other program language C#
Code optimized
Multiple processors implemented
Nr of distributed processors
Nr of shared processors
Start year development 1996
Does model development still take place? Yes
If above answer is no, provide end year model development
Code development status
When did you indicate the 'code development status'?
Model availability As code, As teaching tool
Source code availability
(Or provide future intension) 		Through web repository
Source web address http://www.coulthard.org.uk/downloads/visualcaesar.htm
Source csdms web address
Program license type Other
Program license type other GNU
Memory requirements >512MB
Typical run time 5 min to 50 days


Describe input parameters DEM as ascii grid (output from arcGIS),

Rainfall data as a space separated ascii file (straightforward list), Inputs of water/sediment in an ascii file. Other single value parameter inputs for grainsize, flow parameters, slope processes etc..

Input format ASCII
Other input format
Describe output parameters ascii grids (readable into arcGIS) and google earth images of: DEM, flow depth, surface grainsize, shear stress, vegetation cover, velocity.

Also time series of water discharge and sediment discharge (across 9 grainsizes) at user chosen interval. Also visual output to AVI file.

Output format ASCII
Other output format
Pre-processing software needed? No
Describe pre-processing software
Post-processing software needed? No
Describe post-processing software
Visualization software needed? No
If above answer is yes
Other visualization software


Describe processes represented by the model 2d multiple flow direction steady state flow model

Erosion and deposition over 9 separate grainsizes Bedload and suspended load sediment transport Slope processes (creep, enhanced creep and mass movement) Vegetation growth Aeolian transport (under development - slab dune model)

Describe key physical parameters and equations Flow depths calculated using version of mannings implemented across a cellular grid using a scanning algorithm.

Sediment tranport using either Einstein or Wilcock and Crowe functions Slope model using simple slab failure and psuedo USLE implementation Dune model adaption of DECAL and Werner slab model

Describe length scale and resolution constraints Has been applied to catchments ranging from 1km^2 to 500km^2, at grid resolutions ranging from 1m to 50m.
Describe time scale and resolution constraints The model has simulated periods from 1 day to 9000 years.

The length of run is largely contingent on the number of grid cells, thus a balance between resoltion and area of study. A small catchment with a coarse resolution will run very fast. Increase the area or make grid cells smaller and run times will increase.

Describe any numerical limitations and issues Run times can be long (60 +days for large areas over many 100's of years).

Flow model is steady state


Describe available calibration data sets Tested on several catchments in UK over long and short time scales.
Upload calibration data sets if available:
Describe available test data sets none yet; in development
Upload test data sets if available:
Describe ideal data for testing Flow and sediment discharge data, images of topographic change


Do you have current or future plans for collaborating with other researchers? Yes, I am happy to collaborate with any potential users. There is a long history of CAESAR being take up by others including researchers in Italy, France, Spain, NZ, Australia, USA.
Is there a manual available? Yes
Upload manual if available:
Model website if any http://www.coulthard.org.uk
Model forum / discussion board
Comments


This part will be filled out by CSDMS staff

OpenMI compliant No but possible
BMI compliant No but possible
WMT component No but possible
PyMT component
Is this a data component
Can be coupled with:
Model info
Authors
Tom Coulthard
Source code
Model citations
Nr. of publications: 60
Total citations: 2405
h-index: 26
m-quotient: 1.13
QR-code
Qrcode Caesar.png
Link to this page
Other models by author



Introduction

History

References



Nr. of publications: 60
Total citations: 2405
h-index: 26
m-quotient: 1.13



Featured publication(s)YearModel describedType of ReferenceCitations
Van De Wiel, Marco J.; Coulthard, Tom J.; Macklin, Mark G.; Lewin, John; 2007. Embedding reach-scale fluvial dynamics within the CAESAR cellular automaton landscape evolution model. Geomorphology, 90, 283–301. 10.1016/j.geomorph.2006.10.024
(View/edit entry)		2007 Caesar
 Model overview 153
Coulthard, Tom J.; Neal, Jeff C.; Bates, Paul D.; Ramirez, Jorge; de Almeida, Gustavo A. M.; Hancock, Greg R.; 2013. Integrating the LISFLOOD-FP 2D hydrodynamic model with the CAESAR model: implications for modelling landscape evolution. Earth Surface Processes and Landforms, 38, 1897–1906. 10.1002/esp.3478
(View/edit entry)		2013 CAESAR Lisflood
Caesar

Model overview

190
See more publications of Caesar


Issues

Help

Input Files

Output Files

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