{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001729},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002025","490:4900001453","490:4900001206","490:4900002035","490:4900002193","490:4900001069","496:4960004670","490:4900002028","490:4900001346","490:4900002343","487:4870005714","496:4960004671","487:4870003538","490:4900001433","496:4960004970","490:4900000817","490:4900001202","490:4900007152","496:4960006241","490:4900001707","490:4900002032","490:4900001326","490:4900004185","490:4900000617","490:4900001722"],"twin_admin_codes":[490,490,490,490,490,490,496,490,490,490,487,496,487,490,496,490,490,490,496,490,490,490,490,490,490],"twin_sims":[0.7718662334732389,0.7717058141619656,0.7001607347167614,0.6922460828754702,0.6224236819898556,0.5795294472048609,0.5633392301964141,0.5574191260241171,0.5545611783885608,0.5544358964496767,0.5352316609351034,0.5126734846811785,0.5059441546229319,0.48290402883879746,0.4817816121418031,0.4795227555388405,0.4729255607499939,0.4538373794497458,0.4397019236543868,0.43601605327727655,0.4313125816344342,0.4243852344246627,0.42259766643868935,0.41442527543043406,0.41244448591280064],"twin_dists":[0.09346344486340327,0.0935009489438407,0.10965673740721096,0.11139170186526498,0.1264705803943477,0.13565995449323676,0.1391383505350995,0.14041322417972826,0.1410293593547265,0.14105637930967613,0.14521055131839228,0.1501290784221477,0.15160630935003824,0.1567060788072384,0.15695635162348404,0.15746058350213094,0.1589376446516644,0.16325138745258694,0.16648857963476021,0.16733925429573196,0.16842895494984134,0.1700427239477544,0.17046091476916525,0.1723824023050199,0.17285056571888563],"n_dims_used":45,"mean_confidence":0.9149292839898003},"coverage":{"mean_confidence":0.9149292839898003,"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}}