{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002514},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002766","489:4890003005","489:4890003016","489:4890003260","489:4890003097","489:4890001681","489:4890003099","489:4890002500","479:4790000132","489:4890003381","489:4890002104","489:4890002434","489:4890002682","489:4890002503","489:4890003259","489:4890003247","489:4890002601","489:4890003167","469:4690005940","489:4890001758","489:4890002769","489:4890002023","489:4890001840","489:4890002260","489:4890003537"],"twin_admin_codes":[489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489,469,489,489,489,489,489,489],"twin_sims":[0.599076957817117,0.41457389938749145,0.3937675102061881,0.37626654054774494,0.35949063758843774,0.3426842640447458,0.3223312750785797,0.32077269885817405,0.31643777324335953,0.3147588231566229,0.31248442355181305,0.30394713082836344,0.28407237355110254,0.2797350441146736,0.26424862853086484,0.2593290056354149,0.2569365446047733,0.2548539542391955,0.2540345616752246,0.2539377701240993,0.25342833715288937,0.2499824402427378,0.24939216470605702,0.24771176503947484,0.2382657926486569],"twin_dists":[0.13147060496710672,0.17234731389508404,0.17731502863345228,0.18158826791237637,0.18577655831228712,0.1900739428040118,0.19543201604504704,0.19584990952896023,0.19701824161928763,0.19747317131925643,0.19809164711154528,0.20043647940470707,0.20604874841890344,0.20730445038052503,0.21188773593771304,0.21337850470254158,0.2141099101142513,0.21475009610903348,0.21500288531673908,0.21503278045763824,0.21519024391319505,0.21626068514682042,0.21644499290785563,0.21697121560894755,0.2199729131826798],"n_dims_used":45,"mean_confidence":0.9178376939561632},"coverage":{"mean_confidence":0.9178376939561632,"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}}