Yandex Palekh Algorithm Catches The Long Tail With Machine Learning

Yesterday, Yandex announced that they launched something similar to the Google RankBrain - well, they didn't say that, I am. They launched what they call Palekh which is name of a Russian city, the flag of that city is of a firebird, which you can see in the image above. Why the firebird, well, it has a long tail and this algorithm aims at improving the quality of the results for long tail queries. Yandex told us that they handle about 100 million queries per day fall under the "long-tail" classification within their search engine. That is about 40% of all the queries performed on that search engine.