personalization
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personalization [2018/06/05 15:08] stefan [How to apply boosts] |
personalization [2019/05/28 15:35] florian [How to apply boosts] |
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| - | ==== How to apply boosts ==== | + | ==== How to apply boosts ==== |
| The boosts can be done via a //hidden input fields// or directly within the //API-request//. | The boosts can be done via a //hidden input fields// or directly within the //API-request//. | ||
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| A constant factor of 1 is added to the weight, this value is then multiplied with the score of every matching result. The weight may be any non-negative number, where: | A constant factor of 1 is added to the weight, this value is then multiplied with the score of every matching result. The weight may be any non-negative number, where: | ||
| + | * ''weight<0'' means a //decreased score//. | ||
| * ''weight=0'' means that the resulting //score will stay the same// ((score*(0+1) = score.)) | * ''weight=0'' means that the resulting //score will stay the same// ((score*(0+1) = score.)) | ||
| * ''weight>0'' means an //increased score//. | * ''weight>0'' means an //increased score//. | ||
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| - | For example ''pushAttrib[gender][female]=5.0'' will multiply the scores of all results matching the attribute ''gender=female'' by a factor of **5+1 = 6**. | + | For example ''pushAttrib[gender][female]=5.0'' will multiply the scores of all results matching the attribute ''gender=female'' by a factor of **5+1 = 6**. |
| - | //We recommend using weights between 1 and 3.// | + | Negative values will push products down to the end of the productlisting. |
| - | <note important>The number of results stays the same, only the order of results is changed. \\ This also means that the available filters do not change when boosting.</note> | + | **We recommend using weights between -0.9 and 3.** |
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| + | <note important>Values below -0.9 are automatically turned into -0.9 due to technical constraints.</note> | ||
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| + | <note important>The number of results stays the same, only the order of results is changed.</note> | ||
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