January 2011
4 posts
“ИИ не испытывает к Вам ни любви, ни ненависти. Просто Вы состоите из атомов...”
– Элиэзер Юдковски, “Искусственный Интеллект как позитивный и негативный фактор глобального риска”
2 tags
Quantization in VP8
Primary quantization has two modes: a fast mode and a slightly slower mode. The former is just straightforward deadzone quant, while the latter has a bias based on zero-run length (not quite sure how much this helps, but I like the idea). After this they have “coefficient optimization” with two modes. One mode simply tries moving each nonzero coefficient towards zero; the slow mode tries all...
