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分析仿真结果

使用游标和自定义可视化检查数据,重播仿真结果,比较仿真数据

您可以使用仿真数据检查器来检查和比较多个仿真的数据。例如,您可以检查两个信号之间的差异是否在一定的设计误差界限内。要了解详细信息,请参阅仿真数据检查器

The Inspect pane of the Simulation Data Inspector shows three subplots. The subplots show time plots of data gathered from three runs of the model sldemo_autotrans. The first subplot shows the EngineRPM signals from all three runs. The second subplot shows the ShiftLogic signals from all three runs. The third subplot shows the VehicleSpeed signal from all three runs.

工具

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仿真数据检查器检查并比较数据和仿真结果,以验证和迭代模型设计

函数

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通用

Simulink.sdi.plotPlot data in Simulation Data Inspector (自 R2019b 起)
Simulink.sdi.view打开仿真数据检查器。
Simulink.sdi.closeClose the Simulation Data Inspector
Simulink.sdi.clearAllSubPlotsClear plotted signals from all subplots in the Simulation Data Inspector (自 R2019b 起)
Simulink.sdi.snapshotCapture contents of Simulation Data Inspector plots
Simulink.sdi.clearPreferencesRestore Simulation Data Inspector preferences to default settings
Simulink.sdi.saveViewSave visualization settings to apply to other data (自 R2020a 起)
Simulink.sdi.loadViewLoad a view file to visualize data in the Simulation Data Inspector (自 R2019b 起)
Simulink.sdi.setUnitSystemSpecify system of units to define signal display units in the Simulation Data Inspector (自 R2020b 起)
Simulink.sdi.getUnitSystemGet current unit system configured in Simulation Data Inspector preferences (自 R2020b 起)
Simulink.sdi.setRecordDataSpecify record mode for logging (自 R2021a 起)
Simulink.sdi.getRecordDataCheck record mode for logging (自 R2021a 起)
Simulink.sdi.setAppendRunToTopSpecify order in which Simulation Data Inspector appends new run in work area or archive (自 R2022b 起)
Simulink.sdi.getAppendRunToTopGet order in which Simulation Data Inspector appends run in work area or archive (自 R2022b 起)
Simulink.sdi.setPositionSet position and size of Simulation Data Inspector (自 R2022b 起)
Simulink.sdi.getPositionGet position and size of Simulation Data Inspector (自 R2022b 起)

并行工作流支持

Simulink.sdi.enablePCTSupportControl when to import data from parallel simulations into the Simulation Data Inspector
Simulink.sdi.isPCTSupportEnabledDetermine status and mode for Parallel Computing Toolbox support
Simulink.sdi.sendWorkerRunToClientSend run created on parallel workers to the Simulation Data Inspector
Simulink.sdi.cleanupWorkerResourcesClean up worker repositories

自定义时间图外观

Simulink.sdi.getSubPlotLayoutGet subplot layout in Simulation Data Inspector (自 R2023b 起)
Simulink.sdi.setSubPlotLayoutSet subplot layout in Simulation Data Inspector
Simulink.sdi.setSubplotLimitsSpecify subplot limits for time plots in the Simulation Data Inspector (自 R2021a 起)
Simulink.sdi.getSubplotLimitsGet t- and y-axis limits for time plot in the Simulation Data Inspector (自 R2021a 起)
Simulink.sdi.setTableGroupingChange signal grouping hierarchy in Inspect pane
Simulink.sdi.getMarkersOnDetermine if data markers are shown in the Simulation Data Inspector
Simulink.sdi.setMarkersOnShow or hide markers for plotted signals
Simulink.sdi.getGridOnDetermine grid configuration for time plots
Simulink.sdi.setGridOnConfigure grid lines for time plots in the Simulation Data Inspector
Simulink.sdi.getLegendPositionGet legend position in Simulation Data Inspector (自 R2023b 起)
Simulink.sdi.setLegendPositionSet legend position in Simulation Data Inspector (自 R2023b 起)
Simulink.sdi.getTicksPositionGet tick mark position setting for time plots (自 R2019b 起)
Simulink.sdi.setTicksPositionConfigure position for tick marks on time plots in the Simulation Data Inspector (自 R2019b 起)
Simulink.sdi.getTickLabelsDisplayGet tick mark label setting for time plots (自 R2019b 起)
Simulink.sdi.setTickLabelsDisplayConfigure tick label visibility for time plot axes (自 R2019b 起)
Simulink.sdi.getBorderOnGet border display setting for time plots (自 R2019b 起)
Simulink.sdi.setBorderOnDisplay or hide border on time plots (自 R2019b 起)
Simulink.sdi.getAutoTimespanGet behavior of time span in Simulation Data Inspector (自 R2022b 起)
Simulink.sdi.setAutoTimespanSpecify behavior of time span in Simulation Data Inspector (自 R2022b 起)

控制游标

Simulink.sdi.setNumCursorsConfigure number of cursors active in Simulation Data Inspector (自 R2021a 起)
Simulink.sdi.getNumCursorsCheck number of cursors active in the Simulation Data Inspector (自 R2021a 起)
Simulink.sdi.setCursorPositionsSpecify active cursor positions in the Simulation Data Inspector (自 R2021a 起)
Simulink.sdi.getCursorPositionsGet position for active cursors in the Simulation Data Inspector (自 R2021a 起)
Simulink.sdi.setCursorOptionsConfigure shading options for cursors in the Simulation Data Inspector (自 R2020a 起)
Simulink.sdi.registerCursorCallbackRegister callback for cursor movements in the Simulation Data Inspector (自 R2021a 起)
Simulink.sdi.unregisterCursorCallbackUnregister cursor callback function (自 R2021a 起)
Simulink.sdi.compareRunsCompare data in two simulation runs
Simulink.sdi.compareSignals比较两个 Simulink.sdi.Signal 对象中的数据
Simulink.sdi.getCurrentComparisonAccess results from most recent comparison (自 R2020a 起)
Simulink.sdi.DiffRunResult.getLatestAccess results from most recent comparison (自 R2020a 起)
getResultByIndexReturn signal comparison result
getResultsByNameReturn signal comparison results based on signal name (自 R2022b 起)
saveResultSave comparison results to an MLDATX file (自 R2020a 起)
Simulink.sdi.getComparisonColorGet line color in comparison plot (自 R2021b 起)
Simulink.sdi.setComparisonColorSet line color in comparison plot (自 R2021b 起)

创建和访问运行

Simulink.sdi.Run.getLatestGet the most recently created Simulation Data Inspector run (自 R2020a 起)
Simulink.sdi.getCurrentSimulationRunAccess data for in-progress or most recently completed simulation (自 R2020a 起)
Simulink.sdi.Run.createImport data into new run in Simulation Data Inspector and return Simulink.sdi.Run object
Simulink.sdi.createRunImport data into new run in Simulation Data Inspector and return run ID
Simulink.sdi.getRunAccess data for a Simulation Data Inspector run
Simulink.sdi.copyRunCopy a Simulation Data Inspector run
Simulink.sdi.addToRunImport data into existing run in Simulation Data Inspector using run ID
Simulink.sdi.deleteRunDelete a run from the Simulation Data Inspector repository
Simulink.sdi.getRunCountGet number of runs in Simulation Data Inspector repository
Simulink.sdi.getRunIDByIndexUse Simulation Data Inspector run index to get run ID
Simulink.sdi.getAllRunIDsGet all Simulation Data Inspector run identifiers
Simulink.sdi.isValidRunIDDetermine if run ID is valid
Simulink.sdi.createRunOrAddToStreamedRunCreate a single run for all simulation outputs

运行对象函数

addImport data into existing run in Simulation Data Inspector using Simulink.sdi.Run object
getAllSignalIDsGet all signal IDs for signals in Simulink.sdi.Run object (自 R2020a 起)
getAllSignalsGet all signals in Simulink.sdi.Run object (自 R2020a 起)
getDatasetRefCreate a Simulink.sdi.DatasetRef object for a run
getSignalByIndexGet signal in Simulink.sdi.Run object by index
getSignalIDByIndexGet signal ID for signal at specified index in Simulink.sdi.Run object
getSignalIDsByNameGet signal IDs for signals inside Simulink.sdi.Run object using signal name (自 R2020a 起)
getSignalsByNameAccess signals in a Simulink.sdi.Run object using signal name (自 R2020a 起)
isValidSignalIDCheck whether signal ID corresponds to signal in Simulink.sdi.Run object

运行管理设置

Simulink.sdi.getRunNamingRuleGet the Simulation Data Inspector rule for naming runs
Simulink.sdi.setRunNamingRuleSpecify the Simulation Data Inspector run naming rule
Simulink.sdi.resetRunNamingRuleRevert the Simulation Data Inspector run naming rule to default
Simulink.sdi.copyRunViewSettingsCopy line style and color for signals from one run to another

访问信号

Simulink.sdi.getSignalGet Simulink.sdi.Signal object for a signal
Simulink.sdi.deleteSignalDelete signal in the Simulation Data Inspector
Simulink.sdi.markSignalForStreamingTurn logging on or off for signal
Simulink.sdi.isValidSignalIDDetermine if signal ID is valid (自 R2022b 起)

信号对象函数

collapseRepresent multidimensional signal as a single signal with nonscalar sample values (自 R2021b 起)
convertDataTypeConvert data type for signal in Simulation Data Inspector (自 R2022a 起)
convertToFramesRemove buffering from frames of frame-based signal (自 R2021b 起)
convertUnits Convert units of Simulink.sdi.Signal object
expandRepresent multidimensional signal as group of signals with scalar sample values (自 R2021b 起)
export Export data for signal in Simulation Data Inspector to workspace or file
getAsTall Create tall timetable from Simulink.sdi.Signal object
plotOnSubPlot Plot Simulink.sdi.Signal object on Simulation Data Inspector subplot
Simulink.sdi.getArchiveRunLimitGet limit for number of runs to retain in Simulation Data Inspector archive
Simulink.sdi.setArchiveRunLimitSpecify number of runs to retain in Simulation Data Inspector archive
Simulink.sdi.getAutoArchiveModeGet Simulation Data Inspector run management mode
Simulink.sdi.setAutoArchiveModeSpecify how Simulation Data Inspector manages simulation runs
Simulink.sdi.loadLoad a Simulation Data Inspector session or view
Simulink.sdi.clear清除仿真数据检查器中的所有数据
loadIntoMemoryLoad logged data into memory

对象

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Simulink.sdi.RunAccess run signals and metadata
Simulink.sdi.Signal 访问信号数据和元数据
Simulink.SimulationData.ParameterStores logged parameter data and metadata
Simulink.sdi.DiffRunResultAccess run comparison results
Simulink.sdi.DiffSignalResultAccess signal comparison results
io.readerBase class used to define custom variable or file reader for Simulation Data Inspector (自 R2020b 起)
Simulink.sdi.CustomSnapshot Specify settings for snapshot without opening or affecting the Simulation Data Inspector
Simulink.sdi.WorkerRun Access simulation data from parallel workers
Simulink.sdi.DatasetRefAccess data in Simulation Data Inspector repository
matlab.io.datastore.sdidatastore Datastore for Simulation Data Inspector signals
Simulink.HMI.InstrumentedSignalsSave and restore signal logging specification
Simulink.HMI.SignalSpecificationProgrammatically connect a Dashboard block to a signal
Simulink.sdi.constraints.MatchesSignalConstraint that compares time series data with tolerances using the Simulation Data Inspector
Simulink.sdi.constraints.MatchesSignalOptionsSpecify comparison options for Simulink.sdi.MatchesSignal constraint

主题

可视化仿真结果

将数据导入仿真数据检查器

分析仿真结果

比较仿真结果