How SEOs Can Identify Low-Quality Pages with Python & Compression Ratios – Go Fish Digital gofishdigital.com

"We drafted a Python script to analyze a page’s compression ratio. The basic idea is that pages with redundant or low-value content tend to compress more than high-quality, informative pages".

"The results show that we have 157 pages on our site that score above a 4.0 – the threshold at which the study suggests the likelihood of a page being low quality is greater than 50%."