Crawler-Parser: parse_detail(url, detail_html)
More Technology of BusinessHow the defence sector is battling a skills crisis
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You look at a region of the image. If all the pixels are roughly the same color (below some threshold), you store the average color for the whole region as a single value. If the pixels vary too much, you split the region into four quadrants and try again.
Not all fonts contribute equally to confusability. The “danger rate” measures what percentage of a font’s supported confusable pairs score = 0.7: