{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000956},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001071","490:4900000181","490:4900001322","490:4900000291","490:4900000955","490:4900000727","490:4900000432","496:4960008155","490:4900000581","490:4900001061","490:4900001321","490:4900000189","490:4900000404","490:4900002030","496:4960008875","496:4960009081","490:4900001325","490:4900001323","496:4960007304","490:4900000358","490:4900001459","490:4900000343","490:4900000157","490:4900001196","490:4900000707"],"twin_admin_codes":[490,490,490,490,490,490,490,496,490,490,490,490,490,490,496,496,490,490,496,490,490,490,490,490,490],"twin_sims":[0.6406676462582311,0.6019244812441998,0.5996188828849217,0.5981560890299603,0.5890359215716375,0.5795781827815989,0.5473434383938607,0.5147606330271999,0.5055415142728853,0.4848213941594734,0.4834481323496035,0.4757631514081615,0.46505675144978503,0.45225128187873836,0.4492810646157902,0.44191801496567557,0.4339195378144292,0.42662668008250826,0.42359672515822966,0.40399232569687776,0.39186433881642696,0.38916409566311855,0.38898866856681635,0.38752616769524917,0.3846561235471951],"twin_dists":[0.12255699415036918,0.13086081262055027,0.13135454805012736,0.1316678211520178,0.133621612231111,0.13564949850458272,0.142587615703179,0.14967191175991412,0.15169485988373585,0.15627897113198055,0.15658482202091573,0.15830151124158753,0.16070841762448865,0.16361271419474696,0.1642906215165101,0.16597846681216594,0.16782438927805984,0.16951938622797638,0.17022710002079167,0.17485943261995135,0.17777531540075162,0.17843016993537053,0.17847278757125365,0.1788284353251033,0.17952821762206608],"n_dims_used":45,"mean_confidence":0.9170839097764757},"coverage":{"mean_confidence":0.9170839097764757,"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}}