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more on the formulas

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Jidong Xiao
2023-10-23 18:56:29 -04:00
parent d18c5f4b7e
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hws/07_search_engine/README.md
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@@ -60,7 +60,7 @@ For each page to be presented, we calculate the a page score, and then present t
```console
page score = (0.8 * keywords density score + 0.2 * backlinks score);
```
<a name="formula[1]"></a>
<a name="formula-1"></a>
In order to match the results used by the autograder, you should define all scores as *double*. Next we will describe how to calculate the keywords density score and the backlinks score.
@@ -117,7 +117,7 @@ A backlinks score for a webpage is based on the importance of its incoming backl
backlinks score = ( 1.0 / (1 + doc1->outgoingLinks * doc1->outgoingLinks) + 1.0 / (1 + doc2->outgoingLinks * doc2->outgoingLinks) + ... + 1.0 / (1 + docN->outgoingLinks * docN->outgoingLinks) );
```
Once you have both the keywords density score and the backlinks score, you can use [the formula we described earlier](#formula[1]), to get the overall score for a page.
Once you have both the keywords density score and the backlinks score, you can use [the formula we described earlier](#formula-1), to get the overall score for a page.
## Assignment Scope