{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008953},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001965","488:4880001637","488:4880001974","488:4880001721","496:4960009735","488:4880002043","488:4880001377","496:4960011887","496:4960007130","496:4960009567","488:4880001878","493:4930004741","496:4960010489","488:4880004723","488:4880002132","496:4960010406","488:4880001370","488:4880001879","488:4880001282","488:4880001190","496:4960010405","488:4880000605","496:4960006605","496:4960010803","488:4880001359"],"twin_admin_codes":[488,488,488,488,496,488,488,496,496,496,488,493,496,488,488,496,488,488,488,488,496,488,496,496,488],"twin_sims":[0.8241593705860577,0.7932937150451207,0.7752064769117968,0.7553011161328237,0.7076331119385223,0.6894308322126969,0.6797902910633675,0.662468547657484,0.6455990696484423,0.6417883920999965,0.6080269593624159,0.6066468784830775,0.6020968953860097,0.5932582255804867,0.5904042990042694,0.5900396308170759,0.5774333854537548,0.568448239107948,0.5654154425576187,0.5618721742363355,0.5546539640481456,0.5372828604127331,0.5298061713462147,0.5237020023737143,0.5032052093303166],"twin_dists":[0.08077135605145226,0.08838371400770408,0.09268086985213572,0.09729996538438505,0.10801147002913421,0.11200707433462247,0.11410801188555683,0.1178616800476024,0.12149709392705377,0.12231620817771748,0.12955408875102117,0.12984960174457244,0.1308238920813844,0.13271692287003842,0.13332838254792173,0.13340652379874404,0.13610972587725023,0.13803953742802103,0.1386916656878502,0.1394541061858379,0.1410093485737822,0.14476556085213538,0.1463892373446671,0.14771845102854914,0.1522090450815939],"n_dims_used":45,"mean_confidence":0.9286595662434896},"coverage":{"mean_confidence":0.9286595662434896,"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}}