{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000653},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000790","488:4880000578","488:4880000506","488:4880000577","488:4880000018","488:4880000505","488:4880000028","488:4880000046","488:4880000145","488:4880000306","488:4880000112","488:4880000054","488:4880001047","488:4880000706","499:4990000834","488:4880000147","488:4880000199","488:4880000351","488:4880000111","499:4990001086","470:4700000180","488:4880000350","488:4880000288","488:4880000435","488:4880000298"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,488,488,488,499,488,488,488,488,499,470,488,488,488,488],"twin_sims":[0.8578402834179271,0.8538706702987445,0.8345379339589531,0.834120981469484,0.8289172246024196,0.817318515693145,0.815570513576537,0.8007398665250535,0.8000395945960707,0.7961334598482929,0.7464717007059514,0.7379429247675396,0.7065551684373497,0.7041013500021567,0.6934261202853862,0.6920208966150488,0.6907643912854834,0.6817129741446244,0.6667199817156806,0.6658163127846993,0.6651395623692938,0.6595854850807001,0.6547816930760001,0.6475295455536917,0.6474016162181064],"twin_dists":[0.07192217558848311,0.07300183276817597,0.07811431215611973,0.07822214881265666,0.07956017777982526,0.08249359174606713,0.082930203228217,0.0865823921610863,0.08675266936359691,0.08769912520278714,0.0993174876376444,0.1012502694273531,0.10824927385633967,0.10879001685499522,0.1111334973332602,0.11144095692779168,0.11171568786319262,0.11368975072748794,0.11694260280420145,0.11713806937707957,0.11728441284223595,0.11848421704713016,0.11952029377459404,0.12108187463428244,0.12110939616982082],"n_dims_used":45,"mean_confidence":0.9233649359809027},"coverage":{"mean_confidence":0.9233649359809027,"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}}