Aurelie Herbelot (she/her)<p>For those who are curious about positional indices and, more generally, the technical challenges of <a href="https://fosstodon.org/tags/indexing" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>indexing</span></a>, check out those nice slides: <a href="https://www.cl.cam.ac.uk/teaching/1718/InfoRtrv/handouts/lecture2-indexing.pdf" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">cl.cam.ac.uk/teaching/1718/Inf</span><span class="invisible">oRtrv/handouts/lecture2-indexing.pdf</span></a>. \5</p>