fix doc

Author: shenwei356

search/en.data.min.json

@@ -1628,7 +1628,7 @@ <h1>seed-pos</h1>
  GCF_000392875.1.png              GCF_001457655.1.png              GCF_003697165.2.png
  GCF_000392875.1.seed_number.png  GCF_001457655.1.seed_number.png  GCF_003697165.2.seed_number.png
 </code></pre>
-<p>In the plots below, there&rsquo;s a peak at 150 bp, because LexicMap fills sketching deserts with extra k-mers (seeds) of which their distance is 150 bp by default. And they show that the seed number, seed distance and seed density are related to genome sizes.</p>
+<p>In the plots below, there&rsquo;s a peak at 50 bp, because LexicMap fills sketching deserts with extra k-mers (seeds) of which their distance is 50 bp by default. And they show that the seed number, seed distance and seed density are related to genome sizes.</p>
 <ul>
 <li>
 <p>GCF_000392875.1 (genome size: 2.9 Mb)</p>
@@ -1646,8 +1646,6 @@ <h1>seed-pos</h1>
   <img src="/LexicMap/GCF_000017205.1.seed_number.png" alt="" width="400"/>
 </li>
 </ul>
-<p>Some genomes, e.g., GCF_000392875.1, might have a few big seed distances around gaps (N&rsquo;s).
-This also explain why there are a few sliding windows has zero seeds in the figure above.</p>
 </li>
 </ol>
 <p>The output (TSV format) is formatted with <a