{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000663},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001028","490:4900001039","494:4940008688","490:4900001074","480:4800004624","494:4940008578","490:4900004459","490:4900004447","480:4800005646","490:4900000665","490:4900000914","494:4940008785","494:4940004592","494:4940008906","480:4800004890","490:4900000577","494:4940003869","496:4960007781","494:4940007591","480:4800004715","490:4900003731","490:4900000787","496:4960011640","490:4900002636","480:4800003952"],"twin_admin_codes":[490,490,494,490,480,494,490,490,480,490,490,494,494,494,480,490,494,496,494,480,490,490,496,490,480],"twin_sims":[0.7585310581470176,0.5055663855249873,0.4891858186711436,0.45661350694466935,0.43180782984539023,0.4291272346992212,0.4278489315193428,0.4085306621771708,0.3640322875263918,0.3512567003728105,0.3493131893943775,0.3125859259625163,0.30285054689029783,0.3026373532203737,0.2965644573978762,0.2956307097554688,0.2951384243841647,0.28862419878927087,0.285590761720344,0.28392832869748313,0.2832769791630229,0.28222370837543365,0.2769657659712661,0.2746459676836525,0.2741393677717292],"twin_dists":[0.09655738570116847,0.15168938953769406,0.15530869545488668,0.1626200732108655,0.16831399124467955,0.16893688908564236,0.16923449138397506,0.17377850006341003,0.18463317365768014,0.18786855080221299,0.18836604223235037,0.19806399111549078,0.20074040706251,0.20079956973025492,0.20249516702112197,0.2027576774920379,0.20289627365516016,0.20474331182227268,0.20561189669162777,0.20609026416436416,0.2062781509781509,0.2065825277912022,0.20811237697869195,0.2087929731525564,0.2089420703601458],"n_dims_used":45,"mean_confidence":0.9175726148817275},"coverage":{"mean_confidence":0.9175726148817275,"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}}