def
definition
def or abbrev
lossyCompression
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formal statement (Lean)
137def lossyCompression : String :=
proof body
Definition body.
138 "Approximate reconstruction, accepts distortion"
139
140/-- Rate-distortion theory:
141
142 R(D) = minimum rate for distortion ≤ D
143
144 Trade-off between compression and quality.
145
146 In RS: Which ledger information to discard
147 based on J-cost importance. -/