{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002269},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002405","480:4800002312","495:4950002260","480:4800001226","495:4950002981","495:4950003231","495:4950003030","495:4950002447","495:4950002395","495:4950002445","495:4950003338","495:4950003317","495:4950002176","495:4950002452","495:4950002302","492:4920000131","495:4950003265","495:4950003547","495:4950002446","480:4800001227","495:4950002444","495:4950002680","495:4950002394","495:4950003652","495:4950002303"],"twin_admin_codes":[480,480,495,480,495,495,495,495,495,495,495,495,495,495,495,492,495,495,495,480,495,495,495,495,495],"twin_sims":[0.5302837065729531,0.4637169156570277,0.3527595612723147,0.32870954932667396,0.3042343774057934,0.2923586769357391,0.2636340408540035,0.255669128997601,0.25196113575802326,0.2336585103324668,0.22050613913264666,0.21512030536117727,0.212775564662505,0.20735066270651276,0.18838376847043725,0.18521860659455405,0.18002575570119841,0.16926140837013898,0.1636890318480073,0.16223502455687894,0.15633610773945691,0.13926989853007998,0.1376160521384179,0.13735992113982212,0.13017925471372568],"twin_dists":[0.1462853923994234,0.16101095041951327,0.18748483993913895,0.19373345073655154,0.2003569717852127,0.2036814495480284,0.21207301599223646,0.21449911913268524,0.2156448773192241,0.22146510354893187,0.2258344990065592,0.22767392856341184,0.22848442875427727,0.23038312970293895,0.2373026938021076,0.2385040554785462,0.24050674660046703,0.24479263217546235,0.24708851080053912,0.2476968473258456,0.2502062959664832,0.2578812565296492,0.2586614474052876,0.2587829013306973,0.2622591957756494],"n_dims_used":42,"mean_confidence":0.9026526496523902},"coverage":{"mean_confidence":0.9026526496523902,"n_dims_used":42,"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}}