MyCaffe
1.12.2.41
Deep learning software for Windows C# programmers.
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[V2 Image Database] The DatasetExCollection2 contains a list of DatasetEx2 objects. More...
Public Member Functions | |
DatasetExCollection2 () | |
The DatasetExCollection2 constructor. More... | |
bool | RemoveDataset (DatasetEx2 ds) |
Remove the dataset specified. More... | |
bool | RemoveUser (Guid user) |
Removes a user from the list of users using the DatasetExCollection. More... | |
bool | SaveImageMean (int nSrcID, SimpleDatum sd, bool bUpdate) |
Saves the image mean in a SimpleDatum to the database for a data source. More... | |
SimpleDatum | QueryImageMean (int nSrcID) |
Returns the image mean for a data source. More... | |
void | Reset () |
Resets the last image set used to null, thus clearing it. More... | |
void | ReloadIndexing (int nDsId) |
Reload the dataset's indexing. More... | |
void | ReloadIndexing (string strDs) |
Reload the dataset's indexing. More... | |
void | Relabel (LabelMappingCollection col) |
Relabels all datasets using a label mapping collection. More... | |
void | EnableUsingTrainingSourcesForTesting (bool bEnable) |
Enable/disable the using of the training sources for testing on all datasets. More... | |
DatasetEx2 | FindDataset (int nDatasetID) |
Searches for the dataset with a dataset ID. More... | |
DatasetEx2 | FindDataset (string strDs) |
Searches for the dataset with the dataset name. More... | |
DatasetEx2 | FindDatasetFromSource (int nSrcId) |
Searches for the dataset containing the given Source ID. More... | |
ImageSet2 | FindImageset (int nSourceID) |
Searches for the ImageSet with a given data source ID. More... | |
ImageSet2 | FindImageset (string strSource) |
Searches for the ImageSet with a given data source name. More... | |
bool | WaitForDatasetToLoad (int nDsId, bool bTraining, bool bTesting, int nWait=int.MaxValue) |
Wait for the dataset loading to complete. More... | |
bool | WaitForDatasetToLoad (string strDs, bool bTraining, bool bTesting, int nWait=int.MaxValue) |
Wait for the dataset loading to complete. More... | |
bool | WaitForDatasetToRefresh (int nDsId, bool bTraining, bool bTesting, int nWait=int.MaxValue) |
Wait for the dataset refreshing to complete. More... | |
bool | WaitForDatasetToRefresh (string strDs, bool bTraining, bool bTesting, int nWait=int.MaxValue) |
Wait for the dataset refreshing to complete. More... | |
bool | IsRefreshRunning (int nDsId, bool bTraining, bool bTesting) |
Returns true if the refresh operation running. More... | |
bool | IsRefreshRunning (string strDs, bool bTraining, bool bTesting) |
Returns true if the refresh operation running. More... | |
bool | StartRefresh (string strDs, bool bTraining, bool bTesting, double dfReplacementPct) |
Start a refresh on the dataset by replacing a specified percentage of the images with images from the physical database. More... | |
bool | StopRefresh (string strDs, bool bTraining, bool bTesting) |
Stop a refresh operation running on the dataset. More... | |
bool | StartRefresh (int nDsID, bool bTraining, bool bTesting, double dfReplacementPct) |
Start a refresh on the dataset by replacing a specified percentage of the images with images from the physical database. More... | |
bool | StopRefresh (int nDsID, bool bTraining, bool bTesting) |
Stop a refresh operation running on the dataset. More... | |
bool | StartAutomaticRefreshSchedule (string strDs, bool bTraining, bool bTesting, int nPeriodInMs, double dfReplacementPct) |
Start the automatic refresh cycle to occur on specified period increments. More... | |
bool | StopAutomaticRefreshSchedule (string strDs, bool bTraining, bool bTesting) |
Stop the automatic refresh schedule running on a dataset. More... | |
bool | GetScheduledAutoRefreshInformation (string strDs, out int nPeriodInMs, out double dfReplacementPct, out int nTrainingRefreshCount, out int nTestingRefreshCount) |
Returns whether or not a scheduled refresh is running and if so at what period and replacement percent. More... | |
bool | StartAutomaticRefreshSchedule (int nDsID, bool bTraining, bool bTesting, int nPeriodInMs, double dfReplacementPct) |
Start the automatic refresh cycle to occur on specified period increments. More... | |
bool | StopAutomaticRefreshSchedule (int nDsID, bool bTraining, bool bTesting) |
Stop the automatic refresh schedule running on a dataset. More... | |
bool | GetScheduledAutoRefreshInformation (int nDsID, out int nPeriodInMs, out double dfReplacementPct, out int nTrainingRefreshCount, out int nTestingRefreshCount) |
Returns whether or not a scheduled refresh is running and if so at what period and replacement percent. More... | |
long | CreateQueryState (int nDsId, bool bUseUniqueLabelIndexes=true, bool bUseUniqueImageIndexes=true, IMGDB_SORT sort=IMGDB_SORT.NONE) |
Create a new query state, optionally with a certain sorting. More... | |
long | CreateQueryState (string strDs, bool bUseUniqueLabelIndexes=true, bool bUseUniqueImageIndexes=true, IMGDB_SORT sort=IMGDB_SORT.NONE) |
Create a new query state, optionally with a certain sorting. More... | |
bool | SetDefaultQueryState (int nDsId, long lQueryState) |
Set the default query state to the query state specified for the dataset specified. More... | |
bool | SetDefaultQueryState (string strDs, long lQueryState) |
Set the default query state to the query state specified for the dataset specified. More... | |
bool | FreeQueryState (int nDsId, long lHandle) |
Frees a query state from a given dataset. More... | |
bool | FreeQueryState (string strDs, long lHandle) |
Frees a query state from a given dataset. More... | |
QueryState | FindQueryState (long lQueryState, string strSource) |
Returns the query state based on the handle and data source where the dataset that owns the data source is first located and the query handle is then used to lookup the QueryState for that dataset. More... | |
QueryState | FindQueryState (long lQueryState, int nSrcId) |
Returns the query state based on the handle and data source where the dataset that owns the data source is first located and the query handle is then used to lookup the QueryState for that dataset. More... | |
void | Add (DatasetEx2 ds) |
Adds a DatasetEx to the collection. More... | |
void | Dispose () |
Releases all resources used by the collection. More... | |
IEnumerator< DatasetEx2 > | GetEnumerator () |
Returns the enumerator for the collection. More... | |
Protected Member Functions | |
virtual void | Dispose (bool bDisposing) |
Releases all resources used by the collection. More... | |
Properties | |
int | Count [get] |
Returns the number of datasets in the collection. More... | |
bool | UseTrainingSourcesForTesting [get] |
Returns whether or not the training sources are set to be used for testing. More... | |
DatasetEx2 | this[int nIdx] [get] |
Returns the dataset at a given index. More... | |
[V2 Image Database] The DatasetExCollection2 contains a list of DatasetEx2 objects.
Definition at line 13 of file DatasetExCollection2.cs.
MyCaffe.db.image.DatasetExCollection2.DatasetExCollection2 | ( | ) |
The DatasetExCollection2 constructor.
Definition at line 23 of file DatasetExCollection2.cs.
void MyCaffe.db.image.DatasetExCollection2.Add | ( | DatasetEx2 | ds | ) |
Adds a DatasetEx to the collection.
ds | Specifies the DatasetEx. |
Definition at line 848 of file DatasetExCollection2.cs.
long MyCaffe.db.image.DatasetExCollection2.CreateQueryState | ( | int | nDsId, |
bool | bUseUniqueLabelIndexes = true , |
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bool | bUseUniqueImageIndexes = true , |
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IMGDB_SORT | sort = IMGDB_SORT.NONE |
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) |
Create a new query state, optionally with a certain sorting.
nDsId | Specifies the dataset on which to create the query state. |
bUseUniqueLabelIndexes | Optionally, specifies to use unique label indexes which is slightly slower, but ensures each label is hit per epoch eually (default = true). |
bUseUniqueImageIndexes | Optionally, specifies to use unique image indexes which is slightly slower, but ensures each image is hit per epoch (default = true). |
sort | Specifies the sorting method, if any. |
Definition at line 682 of file DatasetExCollection2.cs.
long MyCaffe.db.image.DatasetExCollection2.CreateQueryState | ( | string | strDs, |
bool | bUseUniqueLabelIndexes = true , |
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bool | bUseUniqueImageIndexes = true , |
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IMGDB_SORT | sort = IMGDB_SORT.NONE |
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) |
Create a new query state, optionally with a certain sorting.
strDs | Specifies the dataset on which to create the query state. |
bUseUniqueLabelIndexes | Optionally, specifies to use unique label indexes which is slightly slower, but ensures each label is hit per epoch (default = true). |
bUseUniqueImageIndexes | Optionally, specifies to use unique image indexes which is slightly slower, but ensures each image is hit per epoch (default = true). |
sort | Specifies the sorting method, if any. |
Definition at line 704 of file DatasetExCollection2.cs.
void MyCaffe.db.image.DatasetExCollection2.Dispose | ( | ) |
Releases all resources used by the collection.
Definition at line 870 of file DatasetExCollection2.cs.
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protectedvirtual |
Releases all resources used by the collection.
bDisposing | Set to true when called from Dispose(). |
Definition at line 857 of file DatasetExCollection2.cs.
void MyCaffe.db.image.DatasetExCollection2.EnableUsingTrainingSourcesForTesting | ( | bool | bEnable | ) |
Enable/disable the using of the training sources for testing on all datasets.
bEnable | Enable/disable the training sources for testing. |
Definition at line 164 of file DatasetExCollection2.cs.
DatasetEx2 MyCaffe.db.image.DatasetExCollection2.FindDataset | ( | int | nDatasetID | ) |
Searches for the dataset with a dataset ID.
nDatasetID | Specifies the dataset ID. |
Definition at line 197 of file DatasetExCollection2.cs.
DatasetEx2 MyCaffe.db.image.DatasetExCollection2.FindDataset | ( | string | strDs | ) |
Searches for the dataset with the dataset name.
strDs | Specifies the dataset name. |
Definition at line 213 of file DatasetExCollection2.cs.
DatasetEx2 MyCaffe.db.image.DatasetExCollection2.FindDatasetFromSource | ( | int | nSrcId | ) |
Searches for the dataset containing the given Source ID.
nSrcId | Specifies the source ID. |
Definition at line 229 of file DatasetExCollection2.cs.
ImageSet2 MyCaffe.db.image.DatasetExCollection2.FindImageset | ( | int | nSourceID | ) |
Searches for the ImageSet with a given data source ID.
nSourceID | Specifies the ID of the data source. |
Definition at line 245 of file DatasetExCollection2.cs.
ImageSet2 MyCaffe.db.image.DatasetExCollection2.FindImageset | ( | string | strSource | ) |
Searches for the ImageSet with a given data source name.
strSource | Specifies the name of the data source. |
Definition at line 272 of file DatasetExCollection2.cs.
QueryState MyCaffe.db.image.DatasetExCollection2.FindQueryState | ( | long | lQueryState, |
int | nSrcId | ||
) |
Returns the query state based on the handle and data source where the dataset that owns the data source is first located and the query handle is then used to lookup the QueryState for that dataset.
lQueryState | Specifies the query state handle. |
nSrcId | Specifies the dataset source who's dataset is used. |
Definition at line 828 of file DatasetExCollection2.cs.
QueryState MyCaffe.db.image.DatasetExCollection2.FindQueryState | ( | long | lQueryState, |
string | strSource | ||
) |
Returns the query state based on the handle and data source where the dataset that owns the data source is first located and the query handle is then used to lookup the QueryState for that dataset.
lQueryState | Specifies the query state handle. |
strSource | Specifies the dataset source who's dataset is used. |
Definition at line 805 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.FreeQueryState | ( | int | nDsId, |
long | lHandle | ||
) |
Frees a query state from a given dataset.
nDsId | Specifies the dataset on which to free the query state. |
lHandle | Specifies the handle to the query state to free. |
Definition at line 764 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.FreeQueryState | ( | string | strDs, |
long | lHandle | ||
) |
Frees a query state from a given dataset.
strDs | Specifies the dataset name on which to free the query state. |
lHandle | Specifies the handle to the query state to free. |
Definition at line 784 of file DatasetExCollection2.cs.
IEnumerator< DatasetEx2 > MyCaffe.db.image.DatasetExCollection2.GetEnumerator | ( | ) |
Returns the enumerator for the collection.
Definition at line 879 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.GetScheduledAutoRefreshInformation | ( | int | nDsID, |
out int | nPeriodInMs, | ||
out double | dfReplacementPct, | ||
out int | nTrainingRefreshCount, | ||
out int | nTestingRefreshCount | ||
) |
Returns whether or not a scheduled refresh is running and if so at what period and replacement percent.
nDsID | Specifies the dataset name for which the automatic refresh cycle is to run. |
nPeriodInMs | Returns the period in milliseconds over which the auto refresh cycle is run. |
dfReplacementPct | Returns the percentage of replacement to use on each cycle. |
nTrainingRefreshCount | Returns the training refrsh count. |
nTestingRefreshCount | Returns the testing refresh count. |
Definition at line 655 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.GetScheduledAutoRefreshInformation | ( | string | strDs, |
out int | nPeriodInMs, | ||
out double | dfReplacementPct, | ||
out int | nTrainingRefreshCount, | ||
out int | nTestingRefreshCount | ||
) |
Returns whether or not a scheduled refresh is running and if so at what period and replacement percent.
strDs | Specifies the dataset name for which the automatic refresh cycle is to run. |
nPeriodInMs | Returns the period in milliseconds over which the auto refresh cycle is run. |
dfReplacementPct | Returns the percentage of replacement to use on each cycle. |
nTrainingRefreshCount | Returns the training refrsh count. |
nTestingRefreshCount | Returns the testing refresh count. |
Definition at line 586 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.IsRefreshRunning | ( | int | nDsId, |
bool | bTraining, | ||
bool | bTesting | ||
) |
Returns true if the refresh operation running.
nDsId | Specifies the dataset ID. |
bTraining | Specifies to check the training data source for refresh. |
bTesting | Specifies to check the testing data source for refresh. |
Definition at line 389 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.IsRefreshRunning | ( | string | strDs, |
bool | bTraining, | ||
bool | bTesting | ||
) |
Returns true if the refresh operation running.
strDs | Specifies the dataset name. |
bTraining | Specifies to check the training data source for refresh. |
bTesting | Specifies to check the testing data source for refresh. |
Definition at line 410 of file DatasetExCollection2.cs.
SimpleDatum MyCaffe.db.image.DatasetExCollection2.QueryImageMean | ( | int | nSrcID | ) |
Returns the image mean for a data source.
nSrcID | Specifies the ID of the data source. |
Definition at line 78 of file DatasetExCollection2.cs.
void MyCaffe.db.image.DatasetExCollection2.Relabel | ( | LabelMappingCollection | col | ) |
Relabels all datasets using a label mapping collection.
col | Specifies the label mapping collection. |
Definition at line 144 of file DatasetExCollection2.cs.
void MyCaffe.db.image.DatasetExCollection2.ReloadIndexing | ( | int | nDsId | ) |
Reload the dataset's indexing.
nDsId | Specifies the dataset ID. |
Definition at line 102 of file DatasetExCollection2.cs.
void MyCaffe.db.image.DatasetExCollection2.ReloadIndexing | ( | string | strDs | ) |
Reload the dataset's indexing.
strDs | Specifies the dataset name. |
Definition at line 123 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.RemoveDataset | ( | DatasetEx2 | ds | ) |
Remove the dataset specified.
ds | Specifies the dataset to remove. |
Definition at line 32 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.RemoveUser | ( | Guid | user | ) |
Removes a user from the list of users using the DatasetExCollection.
user | Specifies the unique user ID. |
Definition at line 42 of file DatasetExCollection2.cs.
void MyCaffe.db.image.DatasetExCollection2.Reset | ( | ) |
Resets the last image set used to null, thus clearing it.
Definition at line 93 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.SaveImageMean | ( | int | nSrcID, |
SimpleDatum | sd, | ||
bool | bUpdate | ||
) |
Saves the image mean in a SimpleDatum to the database for a data source.
nSrcID | Specifies the ID of the data source. |
sd | Specifies the image mean data. |
bUpdate | Specifies whether or not to update the mean image. |
Definition at line 62 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.SetDefaultQueryState | ( | int | nDsId, |
long | lQueryState | ||
) |
Set the default query state to the query state specified for the dataset specified.
nDsId | Specifies the dataset ID. |
lQueryState | Specifies the query state to set. |
Definition at line 724 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.SetDefaultQueryState | ( | string | strDs, |
long | lQueryState | ||
) |
Set the default query state to the query state specified for the dataset specified.
strDs | Specifies the dataset name. |
lQueryState | Specifies the query state to set. |
Definition at line 744 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.StartAutomaticRefreshSchedule | ( | int | nDsID, |
bool | bTraining, | ||
bool | bTesting, | ||
int | nPeriodInMs, | ||
double | dfReplacementPct | ||
) |
Start the automatic refresh cycle to occur on specified period increments.
nDsID | Specifies the dataset ID for which the automatic refresh cycle is to run. |
bTraining | Specifies to operate on the training data source. |
bTesting | Specifies to operate on the testing data source. |
nPeriodInMs | Specifies the period in milliseconds over which the auto refresh cycle is to run. |
dfReplacementPct | Specifies the percentage of replacement to use on each cycle. |
Definition at line 613 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.StartAutomaticRefreshSchedule | ( | string | strDs, |
bool | bTraining, | ||
bool | bTesting, | ||
int | nPeriodInMs, | ||
double | dfReplacementPct | ||
) |
Start the automatic refresh cycle to occur on specified period increments.
strDs | Specifies the dataset name for which the automatic refresh cycle is to run. |
bTraining | Specifies to operate on the training data source. |
bTesting | Specifies to operate on the testing data source. |
nPeriodInMs | Specifies the period in milliseconds over which the auto refresh cycle is to run. |
dfReplacementPct | Specifies the percentage of replacement to use on each cycle. |
Definition at line 544 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.StartRefresh | ( | int | nDsID, |
bool | bTraining, | ||
bool | bTesting, | ||
double | dfReplacementPct | ||
) |
Start a refresh on the dataset by replacing a specified percentage of the images with images from the physical database.
Note, this method is only valid when initialized with LoadLimit > 0.
nDsID | Specifies the dataset ID. |
bTraining | Specifies the training data source to refresh. |
bTesting | Specifies the testing data source to refresh. |
dfReplacementPct | Optionally, specifies the replacement percentage to use (default = 0.25 for 25%). |
Definition at line 491 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.StartRefresh | ( | string | strDs, |
bool | bTraining, | ||
bool | bTesting, | ||
double | dfReplacementPct | ||
) |
Start a refresh on the dataset by replacing a specified percentage of the images with images from the physical database.
Note, this method is only valid when initialized with LoadLimit > 0.
strDs | Specifies the dataset name. |
bTraining | Specifies the training data source to refresh. |
bTesting | Specifies the testing data source to refresh. |
dfReplacementPct | Optionally, specifies the replacement percentage to use (default = 0.25 for 25%). |
Definition at line 436 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.StopAutomaticRefreshSchedule | ( | int | nDsID, |
bool | bTraining, | ||
bool | bTesting | ||
) |
Stop the automatic refresh schedule running on a dataset.
nDsID | Specifies the dataset ID for which the automatic refresh cycle is to run. |
bTraining | Specifies to operate on the training data source. |
bTesting | Specifies to operate on the testing data source. |
Definition at line 633 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.StopAutomaticRefreshSchedule | ( | string | strDs, |
bool | bTraining, | ||
bool | bTesting | ||
) |
Stop the automatic refresh schedule running on a dataset.
strDs | Specifies the dataset name for which the automatic refresh cycle is to run. |
bTraining | Specifies to operate on the training data source. |
bTesting | Specifies to operate on the testing data source. |
Definition at line 564 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.StopRefresh | ( | int | nDsID, |
bool | bTraining, | ||
bool | bTesting | ||
) |
Stop a refresh operation running on the dataset.
Note, this method is only valid when initialized with LoadLimit > 0.
nDsID | Specifies the dataset ID. |
bTraining | Specifies the training data source to strop refreshing. |
bTesting | Specifies the testing data source to stop refreshing. |
Definition at line 518 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.StopRefresh | ( | string | strDs, |
bool | bTraining, | ||
bool | bTesting | ||
) |
Stop a refresh operation running on the dataset.
Note, this method is only valid when initialized with LoadLimit > 0.
strDs | Specifies the dataset name. |
bTraining | Specifies the training data source to strop refreshing. |
bTesting | Specifies the testing data source to stop refreshing. |
Definition at line 463 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.WaitForDatasetToLoad | ( | int | nDsId, |
bool | bTraining, | ||
bool | bTesting, | ||
int | nWait = int.MaxValue |
||
) |
Wait for the dataset loading to complete.
nDsId | Specifies the dataset ID. |
bTraining | Specifies to wait for the training data source to load. |
bTesting | Specifies to wait for the testing data source to load. |
nWait | Specifies the amount of time to wait in ms. (default = int.MaxValue). |
Definition at line 302 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.WaitForDatasetToLoad | ( | string | strDs, |
bool | bTraining, | ||
bool | bTesting, | ||
int | nWait = int.MaxValue |
||
) |
Wait for the dataset loading to complete.
strDs | Specifies the dataset name. |
bTraining | Specifies to wait for the training data source to load. |
bTesting | Specifies to wait for the testing data source to load. |
nWait | Specifies the amount of time to wait in ms. (default = int.MaxValue). |
Definition at line 324 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.WaitForDatasetToRefresh | ( | int | nDsId, |
bool | bTraining, | ||
bool | bTesting, | ||
int | nWait = int.MaxValue |
||
) |
Wait for the dataset refreshing to complete.
nDsId | Specifies the dataset ID. |
bTraining | Specifies to wait for the training data source to refresh. |
bTesting | Specifies to wait for the testing data source to refresh. |
nWait | Specifies the amount of time to wait in ms. (default = int.MaxValue). |
Definition at line 346 of file DatasetExCollection2.cs.
bool MyCaffe.db.image.DatasetExCollection2.WaitForDatasetToRefresh | ( | string | strDs, |
bool | bTraining, | ||
bool | bTesting, | ||
int | nWait = int.MaxValue |
||
) |
Wait for the dataset refreshing to complete.
strDs | Specifies the dataset name. |
bTraining | Specifies to wait for the training data source to refresh. |
bTesting | Specifies to wait for the testing data source to refresh. |
nWait | Specifies the amount of time to wait in ms. (default = int.MaxValue). |
Definition at line 368 of file DatasetExCollection2.cs.
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get |
Returns the number of datasets in the collection.
Definition at line 155 of file DatasetExCollection2.cs.
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get |
Returns the dataset at a given index.
nIdx | Specifies the index. |
Definition at line 187 of file DatasetExCollection2.cs.
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get |
Returns whether or not the training sources are set to be used for testing.
Definition at line 177 of file DatasetExCollection2.cs.