{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005083},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000092","491:4910005538","491:4910005780","491:4910005535","491:4910005135","491:4910005685","491:4910005729","491:4910005134","491:4910005384","491:4910005827","491:4910005588","491:4910005730","491:4910005684","491:4910005433","491:4910005186","491:4910005590","491:4910005731","491:4910005288","491:4910005238","491:4910005242","491:4910005679","497:4970000117","491:4910005824","491:4910005860","491:4910005489"],"twin_admin_codes":[497,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,497,491,491,491],"twin_sims":[0.2686465167542564,0.2510105258498662,0.22715854877097638,0.219611868853215,0.21949047525801185,0.21828810609512084,0.20449118065188598,0.19530391112049833,0.19372362019803643,0.18756907993848304,0.18398992834750708,0.18252488582447232,0.14648208706142446,0.13635195971423353,0.12712014220244808,0.11380993094598292,0.11093973840593524,0.10833412747587341,0.10775812826172634,0.08486176790958821,0.08221313983432336,0.07380194631775952,0.07228317254740453,0.07193965760236154,0.06815504199257486],"twin_dists":[0.21056967029778603,0.21594033852186942,0.22360351737099413,0.22613781555619347,0.22617905330302224,0.22658832994743522,0.23139759167295385,0.23472444392095856,0.23530753899216947,0.23761055312018567,0.2389742981506219,0.23953790424010035,0.25455744939280484,0.259262515576162,0.26378417272793525,0.2707641984046884,0.27235074019530203,0.273818731214877,0.274146930820999,0.2884694278689654,0.29031756865775205,0.29652198080570163,0.29770246432325226,0.2979722450783501,0.30101589859277533],"n_dims_used":45,"mean_confidence":0.8900131225585938},"coverage":{"mean_confidence":0.8900131225585938,"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}}