{"id":"approximation-spans-counting-windowing-and-similarity","text":"The codebase's approximation strategies form a complete accuracy-cost spectrum: probabilistic structures (HLL for cardinality, Morris for counting, SimHash for similarity) trade accuracy for space, and the sliding window counter trades exact window boundaries for bounded resource consumption via current/previous window weighting — together covering counting, rate limiting, and content dedup.","truth_value":"IN","source":"","source_url":"","source_hash":"","justifications":[{"type":"SL","antecedents":["probabilistic-structures-trade-accuracy-for-space","sliding-window-counter-weighted-approximation"],"outlist":[],"label":"probabilistic structures and weighted windows are complementary approximation strategies spanning different computational domains"}],"dependents":[],"metadata":{"last_reviewed":"2026-06-06T06:26:57","review_result":"pass"},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"approximation-spans-counting-windowing-and-similarity","truth_value":"IN","reason":"SL justification valid","antecedents":["probabilistic-structures-trade-accuracy-for-space","sliding-window-counter-weighted-approximation"],"label":"probabilistic structures and weighted windows are complementary approximation strategies spanning different computational domains"},{"node":"probabilistic-structures-trade-accuracy-for-space","truth_value":"IN","reason":"SL justification valid","antecedents":["hll-default-precision","morris-counter-32-estimators","simhash-threshold-default-3"],"label":"HLL, Morris, and SimHash all trade tunable accuracy for sub-linear space"},{"node":"hll-default-precision","truth_value":"IN","reason":"premise"},{"node":"morris-counter-32-estimators","truth_value":"IN","reason":"premise"},{"node":"simhash-threshold-default-3","truth_value":"IN","reason":"premise"},{"node":"sliding-window-counter-weighted-approximation","truth_value":"IN","reason":"premise"}]}}