{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010561},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010807","490:4900010817","490:4900010732","490:4900011619","490:4900011055","490:4900010895","490:4900008514","490:4900009392","490:4900010640","490:4900011285","490:4900010968","490:4900011207","490:4900010898","490:4900011213","490:4900008179","466:4660004025","490:4900009288","490:4900011127","490:4900010900","490:4900011878","490:4900004677","490:4900010890","490:4900010296","490:4900009601","490:4900010892"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5338718779139752,0.4919440316375697,0.4899550764873625,0.36080438049648306,0.3525550298627247,0.33097862817674195,0.3075901673025672,0.2878929532242927,0.27848131652236674,0.2644766570301947,0.24987157448055214,0.24713260941710627,0.22418426511755,0.21229654001049847,0.20473378437434986,0.20371764277358806,0.19956311846246264,0.19871787940493316,0.19755417690538893,0.1929744465209316,0.19199697159355988,0.19006129974878577,0.1885395224551633,0.18731044907189282,0.17847375067311563],"twin_dists":[0.14550573232303138,0.15469685150547635,0.15513795063826877,0.18544506492201274,0.1875370108316011,0.19313357877349774,0.19943131531928884,0.20495219224172412,0.2076696144866699,0.21181906051696275,0.21629528064962747,0.2171531104573013,0.2245955338567143,0.2286507541167534,0.2313111475699096,0.23167368731706733,0.2331689959780777,0.233475835887435,0.23389976321738867,0.23558512451456648,0.2359484310017951,0.23667170242763652,0.23724394283762684,0.2377084820875348,0.2411132182124671],"n_dims_used":45,"mean_confidence":0.918126932779948},"coverage":{"mean_confidence":0.918126932779948,"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}}