If you're the kind of person who has to keep up with Google and search engine optimization, this video is interesting.
It is an authorized Google release of an actual meeting where engineers considered a change in ranking algorithm.
Even relatively subtle changes get intense scrutiny by the ranking teams, Google seems to want to emphasize.
The specific change discussed in this video improves spelling suggestions for searches with more than 10 words and it impacts only 0.1 percent of traffic.
Every change has a dedicated search quality analyst assigned to study the impact. This analyst is not part of the engineering team building the change, but instead offers a separate opinion on whether the change is good for users.
he search team relies heavily on the results of experimental data to make decisions.
During the meeting, we rely on detailed analyst reports including the results of click evaluations and side-by-side experiments. These reports can sometimes be more than 25 pages long.
Launch reports include specific examples to illustrate broader trends in the data.
Rather than manually change one example, our engineers look for algorithmic ways to improve millions of queries.
earch algorithm improvements often rely on and impact many different systems, so engineers with expertise in different areas all need to come together to make the best decision for the user, balancing all the tradeoffs involved (relevance, spam, latency, cost, language impact).
Monday, March 12, 2012
Video of Google Algorithm Change Meeting
Gary Kim has been a digital infra analyst and journalist for more than 30 years, covering the business impact of technology, pre- and post-internet. He sees a similar evolution coming with AI. General-purpose technologies do not come along very often, but when they do, they change life, economies and industries.
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