From ca47910e4b94e5844db568208d2e95bc9259f398 Mon Sep 17 00:00:00 2001 From: eneller Date: Mon, 13 Apr 2026 23:23:34 +0200 Subject: [PATCH] a7/a8 --- a7.md | 5 +++++ a8.md | 5 +++++ 2 files changed, 10 insertions(+) create mode 100644 a7.md create mode 100644 a8.md diff --git a/a7.md b/a7.md new file mode 100644 index 0000000..abde262 --- /dev/null +++ b/a7.md @@ -0,0 +1,5 @@ +# FIR vs IIR +FIR Filters are always stable as they can be implemented without feedback loops, the integration +of which in IIR filters can lead to the eponymous infinite responses. +IIR filters however can implement similar sharpness or selectivity to FIR filters with significantly +lower order filters, resulting in lower computation cost. diff --git a/a8.md b/a8.md new file mode 100644 index 0000000..6db5f85 --- /dev/null +++ b/a8.md @@ -0,0 +1,5 @@ +# Bits, Symbols, Alphabet +In terms of raster images, +- bits are still bits (0/1) +- symbols are single pixels made up of rgb values +- the alphabet is the set of all possible rgb values