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Variables Details
: (EM-457)
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EM Identity and Description
| EM-457 | |
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Document Author
variable.detail.emDocumentAuthorHelp
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Yee, S. H., Dittmar, J. A., and L. M. Oliver |
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Document Year
variable.detail.emDocumentYearHelp
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2014 |
Variable General Info
| Coral cover | Distance to shore (reef) |
Presence of interesting topographic features (y/n) ?Comment:We interpret τ as dramatic changes in bathymetry, quantified as having a standard deviation in depth among grid cells within 30 m that is greater than the75th percentile across all grid cells. |
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Variable ID
variable.detail.varIdHelp
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9644 | 9640 | 9646 |
| creef | Not reported | τ | |
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Qualitative-Quantitative
variable.detail.continuousCategoricalHelp
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Quantitative (Cardinal Only) | Quantitative (Cardinal Only) | Qualitative (Class, Rating or Ranking) |
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Cardinal-Ordinal
variable.detail.cardinalOrdinalHelp
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Cardinal | Cardinal | Non-Ordinal |
| % | Not reported | Not applicable |
Variable Typology
| Coral cover | Distance to shore (reef) |
Presence of interesting topographic features (y/n) ?Comment:We interpret τ as dramatic changes in bathymetry, quantified as having a standard deviation in depth among grid cells within 30 m that is greater than the75th percentile across all grid cells. |
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Predictor-Intermediate-Response
variable.detail.displayVariableTypeHelp
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Predictor |
Predictor |
Predictor |
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Predictor Variable Type
variable.detail.displayPredictorVariableTypeHelp
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Time- or Space-varying Variable |
Time- or Space-varying Variable |
Time- or Space-varying Variable |
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Response Variable Type
variable.detail.resClassHelp
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Not applicable | Not applicable | Not applicable |
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Data Source/Type
variable.detail.dataTypeHelp
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Map or database (e.g., wide coverage, wide availability, measured or modeled) | Map or database (e.g., wide coverage, wide availability, measured or modeled) | Local field/Lab data (e.g., particular to the EM study) |
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Variable Classification Hierarchy
variable.detail.vchLevel1Help
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5. Ecosystem Attributes and Potential Supply of Ecosystem Goods and Services |
2. Land Surface (or Water Body) Cover, Use, Substrate, or Metric |
2. Land Surface (or Water Body) Cover, Use, Substrate, or Metric |
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--Biological characteristics, processes or requirements of living ecosystem components |
--Land use/land cover type or dominant habitat type |
--Geographic position, horizontal or vertical |
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----Biological characteristics, processes or requirements of ecological communities |
----Other, multiple, unspecified or unclear |
----Slope, roughness, ruggedness |
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------Near coastal marine, estuarine, and coral communities |
Variable Spatial Characteristics
| Coral cover | Distance to shore (reef) |
Presence of interesting topographic features (y/n) ?Comment:We interpret τ as dramatic changes in bathymetry, quantified as having a standard deviation in depth among grid cells within 30 m that is greater than the75th percentile across all grid cells. |
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Spatial Extent Area
variable.detail.spExtentHelp
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100-1000 km^2 | 100-1000 km^2 | 100-1000 km^2 |
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Spatially Distributed?
variable.detail.spDistributedHelp
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Yes | Yes | Yes |
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Observations Spatially Patterned?
variable.detail.regularSpGrainHelp
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Yes | Yes | Yes |
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Spatial Grain Type
variable.detail.spGrainTypeHelp
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area, for pixel or radial feature | area, for pixel or radial feature | area, for pixel or radial feature |
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Spatial Grain Size
variable.detail.spGrainSizeHelp
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10 m x 10 m | 10 m x 10 m | 10 m x 10 m |
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Spatial Density
variable.detail.spDensityHelp
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Not applicable | Not applicable | Not applicable |
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EnviroAtlas URL
variable.detail.enviroAtlasURLHelp
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Variable Temporal Characteristics
| Coral cover | Distance to shore (reef) |
Presence of interesting topographic features (y/n) ?Comment:We interpret τ as dramatic changes in bathymetry, quantified as having a standard deviation in depth among grid cells within 30 m that is greater than the75th percentile across all grid cells. |
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Temporal Extent
variable.detail.tempExtentHelp
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2006-2007, 2010 | Not applicable | 2006-2007, 2010 |
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Temporally Distributed?
variable.detail.tempDistributedHelp
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Not applicable | Not applicable | Not applicable |
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Regular Temporal Grain?
variable.detail.regularTempGrainHelp
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Not applicable | Not applicable | Not applicable |
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Temporal Grain Size Value
variable.detail.tempGrainSizeValHelp
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Not applicable | Not applicable | Not applicable |
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Temporal Grain Size Units
variable.detail.tempGrainSizeUnitHelp
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Not applicable | Not applicable | Not applicable |
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Temporal Density
variable.detail.tempDensityHelp
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Not applicable | Not applicable | Not applicable |
Variable Values
| Coral cover | Distance to shore (reef) |
Presence of interesting topographic features (y/n) ?Comment:We interpret τ as dramatic changes in bathymetry, quantified as having a standard deviation in depth among grid cells within 30 m that is greater than the75th percentile across all grid cells. |
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| Not reported | Not reported | Not applicable | |
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Min Value
variable.detail.minEstHelp
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Not reported | Not reported | Not applicable |
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Max Value
variable.detail.estHelp
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Not reported | Not reported | Not applicable |
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Other Value Type
variable.detail.natureOtherEstHelp
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Not applicable | Not applicable | Not applicable |
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Other Value
variable.detail.otherEstHelp
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Not reported | Not reported | Not applicable |
Variable Variability and Sensitivity
| Coral cover | Distance to shore (reef) |
Presence of interesting topographic features (y/n) ?Comment:We interpret τ as dramatic changes in bathymetry, quantified as having a standard deviation in depth among grid cells within 30 m that is greater than the75th percentile across all grid cells. |
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Variability Expression Given?
variable.detail.variabilityExpHelp
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No | No | Not applicable |
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Variability Metric
variable.detail.variabilityMetricHelp
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None | None | None |
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Variability Value
variable.detail.variabilityValueHelp
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None | None | None |
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Variability Units
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None | None | None |
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Resampling Used?
variable.detail.bootstrappingHelp
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Not applicable | Not applicable | Not applicable |
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Variability Expression Used in Modeling?
variable.detail.variabilityUsedHelp
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Not applicable | Not applicable | Not applicable |
Variable Operational Validation (Response Variables only)
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Variable ID
variable.detail.varIdHelp
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Validated?
variable.detail.resValidatedHelp
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Validation Approach (within, between, etc.)
variable.detail.validationApproachHelp
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Validation Quality (Qual/Quant)
variable.detail.validationQualityHelp
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Validation Method (Stat/Deviance)
variable.detail.validationMethodHelp
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Validation Metric
variable.detail.validationMetricHelp
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Validation Value
variable.detail.validationValHelp
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Validation Units
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Use of Measured Response Data
variable.detail.measuredResponseDataHelp
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