/**
* This method creates a Ranker Options object,and sets the options of the Ranker, and returns
* the created object.
* It gets the options from the data base.
* note:In case the returned values from the data base are nulls or
* the operation mode of the crawler is manual this
* method will set defualt numbers.
*/
private static void getRankerOptions()
{
if (WorkDetails.getOperationMode() == operationMode_t.Auto)
{
String alpha = StorageSystem.StorageSystem.getInstance().getProperty(WorkDetails.getTaskId(),
TaskProperty.RAN_ALPHA.ToString());
String betta = StorageSystem.StorageSystem.getInstance().getProperty(WorkDetails.getTaskId(),
TaskProperty.RAN_BETA.ToString());
String gamma = StorageSystem.StorageSystem.getInstance().getProperty(WorkDetails.getTaskId(),
TaskProperty.RAN_GAMMA.ToString());
String delta = StorageSystem.StorageSystem.getInstance().getProperty(WorkDetails.getTaskId(),
TaskProperty.RAN_DELTA.ToString());
if (isRealNum(alpha))
{
RankerOptions.ALPHA = Convert.ToDouble(alpha);
}
if (isRealNum(betta))
{
RankerOptions.BETTA = Convert.ToDouble(betta);
}
if (isRealNum(gamma))
{
RankerOptions.GAMMA = Convert.ToDouble(gamma);
}
if ((delta != null) && (delta != "") && (!Convert.IsDBNull(delta)) && ((Convert.ToInt16(delta)) >= 0))
{
RankerOptions.ConfidenceLevelOfAnchor = Convert.ToInt16(delta);
}
}
}
/**
* This method creates Categorizer Options and returns it.
* The values of the variables of the new object are brought from the data base.
* Note : In case the operation mode is manual the variables will be default ones,
* such is the case when the returns values from the data base are nulls.
*/
private CategorizerOptions getCategorizerOptions()
{
CategorizerOptions options = new CategorizerOptions();
if (WorkDetails.getOperationMode() == operationMode_t.Auto)
{
options.ALPHA = RankerOptions.CAT_ALPHA;
options.BETA = RankerOptions.CAT_BETA;
options.GAMMA = RankerOptions.CAT_GAMMA;
options.MIN_WORDS_LIMIT = RankerOptions.CAT_MIN;
options.MIN_WORDS_PENLTY = RankerOptions.CAT_PENLTY;
}
return(options);
}
/**
* This method creates Categorizer Options and returns it.
* The values of the variables of the new object are brought from the data base.
* Note : In case the operation mode is manual the variables will be default ones,
* such is the case when the returns values from the data base are nulls.
*/
private CategorizerOptions getOptions(String optionsType)
{
CategorizerOptions options = new CategorizerOptions();
if (WorkDetails.getOperationMode() == operationMode_t.Auto)
{
switch (optionsType)
{
case "anchor":
options.ALPHA = RankerOptions.ANC_ALPHA;
options.BETA = RankerOptions.ANC_BETA;
options.GAMMA = RankerOptions.ANC_GAMMA;
options.MIN_WORDS_LIMIT = RankerOptions.ANC_MIN;
options.MIN_WORDS_PENLTY = RankerOptions.ANC_PENLTY;
options.isRank = true;
options.NONZERO_MAX_EFFECT = 0;
break;
case "wholeContent":
options.ALPHA = RankerOptions.CAT_ALPHA;
options.BETA = RankerOptions.CAT_BETA;
options.GAMMA = RankerOptions.CAT_GAMMA;
options.MIN_WORDS_LIMIT = RankerOptions.CAT_MIN;
options.MIN_WORDS_PENLTY = RankerOptions.CAT_PENLTY;
options.isRank = true;
break;
case "nearby":
options.ALPHA = RankerOptions.NER_ALPHA;
options.BETA = RankerOptions.NER_BETA;
options.GAMMA = RankerOptions.NER_GAMMA;
options.MIN_WORDS_LIMIT = RankerOptions.NER_MIN;
options.MIN_WORDS_PENLTY = RankerOptions.NER_PENLTY;
options.NONZERO_MAX_EFFECT = 40;
options.isRank = true;
break;
default:
goto case "wholeContent";
}
}
return(options);
}
/**
* This method creates Categorizer Options and returns it.
* The values of the variables of the new object are brought from the data base.
* Note : In case the operation mode is manual the variables will be default ones,
* such is the case when the returns values from the data base are nulls.
*/
private static CategorizerOptions getOptions(String optionsType)
{
CategorizerOptions options = new CategorizerOptions();
if (WorkDetails.getOperationMode() == operationMode_t.Auto)
{
String alphaSearch = null, bettaSearch = null, gammaSearch = null, minSearch = null, penaltySearch = null;
switch (optionsType)
{
case "anchor":
alphaSearch = TaskProperty.ANC_ALPHA.ToString();
bettaSearch = TaskProperty.ANC_BETA.ToString();
gammaSearch = TaskProperty.ANC_GAMMA.ToString();
minSearch = TaskProperty.ANC_MIN.ToString();
penaltySearch = TaskProperty.ANC_PENLTY.ToString();
break;
case "Category":
alphaSearch = TaskProperty.CAT_ALPHA.ToString();
bettaSearch = TaskProperty.CAT_BETA.ToString();
gammaSearch = TaskProperty.CAT_GAMMA.ToString();
minSearch = TaskProperty.CAT_MIN.ToString();
penaltySearch = TaskProperty.CAT_PENLTY.ToString();
break;
case "nearby":
alphaSearch = TaskProperty.NER_ALPHA.ToString();
bettaSearch = TaskProperty.NER_BETA.ToString();
gammaSearch = TaskProperty.NER_GAMMA.ToString();
minSearch = TaskProperty.NER_MIN.ToString();
penaltySearch = TaskProperty.NER_PENLTY.ToString();
break;
default:
goto case "Category";
}
String alpha = StorageSystem.StorageSystem.getInstance().getProperty(WorkDetails.getTaskId(), alphaSearch);
String betta = StorageSystem.StorageSystem.getInstance().getProperty(WorkDetails.getTaskId(), bettaSearch);
String gamma = StorageSystem.StorageSystem.getInstance().getProperty(WorkDetails.getTaskId(), gammaSearch);
String min = StorageSystem.StorageSystem.getInstance().getProperty(WorkDetails.getTaskId(), minSearch);
String penalty = StorageSystem.StorageSystem.getInstance().getProperty(WorkDetails.getTaskId(), penaltySearch);
if (isRealNum(alpha))
{
options.ALPHA = Convert.ToDouble(alpha);
}
if (isRealNum(betta))
{
options.BETA = Convert.ToDouble(betta);
}
if (isRealNum(gamma))
{
options.GAMMA = Convert.ToDouble(gamma);
}
if (isRealNum(min))
{
options.MIN_WORDS_LIMIT = Convert.ToDouble(min);
}
if (isRealNum(penalty))
{
options.MIN_WORDS_PENLTY = Convert.ToDouble(penalty);
}
}
return(options);
}
