{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000514},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960007934","487:4870004264","490:4900000708","496:4960007908","490:4900000484","496:4960004821","490:4900001066","487:4870003982","496:4960004365","487:4870005414","487:4870005850","487:4870007178","487:4870002995","490:4900001589","487:4870005271","496:4960008961","496:4960008675","487:4870005701","487:4870005417","487:4870003835","496:4960004516","496:4960008862","494:4940008029","496:4960006378","487:4870007316"],"twin_admin_codes":[496,487,490,496,490,496,490,487,496,487,487,487,487,490,487,496,496,487,487,487,496,496,494,496,487],"twin_sims":[0.41704571686742153,0.37354703548239676,0.3371891896657492,0.3368797565805107,0.3365220335690326,0.3318096008786001,0.32937100108277406,0.328873625478901,0.3265946687963498,0.32436979340855293,0.3234822139342815,0.3161929116410626,0.31076528937649056,0.3055541709869715,0.29915219764145473,0.2963657687065749,0.29605865111746976,0.2926091529802359,0.29103638422520567,0.28889453977844753,0.28711682190442345,0.27813071444734716,0.2776975290149379,0.2757656489606369,0.2712516660169587],"twin_dists":[0.1717645387718426,0.18226081836901298,0.19150310129077203,0.19158394992150335,0.19167746577385303,0.19291446053381192,0.1935583497287023,0.19368999805729023,0.19429461360914574,0.19488713675430794,0.19512414432988057,0.19708450425071022,0.19856083446340886,0.1999922210700484,0.20177018902199326,0.20255098482538525,0.2026373070398087,0.20361051854882514,0.2040565021182562,0.20466616897963869,0.20517424192945088,0.20777191074052082,0.20789841116595803,0.20846403710812544,0.20979519889538734],"n_dims_used":45,"mean_confidence":0.917097642686632},"coverage":{"mean_confidence":0.917097642686632,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}