{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003166","498:4980002993","498:4980002921","498:4980003405","498:4980002435","498:4980002977","498:4980002660","498:4980002992","498:4980002786","498:4980001649","498:4980001552","498:4980000408","498:4980000711","498:4980002796","498:4980002797","498:4980000888","498:4980001652","498:4980000788","498:4980002429","498:4980000796","498:4980002724","498:4980002436","498:4980003341","498:4980000276","498:4980002730"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.8273406848074762,0.8111126137244105,0.7960556029780884,0.7744436398926773,0.7637448404496382,0.7593629733417384,0.7556589335343451,0.7502139619822927,0.7474883254059729,0.7456964803262356,0.7297375166477005,0.7105876405908814,0.6963860215616572,0.6888842235000691,0.6816268395774013,0.672797937214843,0.6686110872773198,0.6634902030371058,0.6626176738827968,0.6590263321630969,0.6473166359224718,0.643767435310372,0.6388888580922197,0.6342359931962787,0.6232658243217648],"twin_dists":[0.07996276652578833,0.08403760032963441,0.08771793301004481,0.09285987541561994,0.09535326554943109,0.09636571262964388,0.09721782497933404,0.09846453427915239,0.09908607879197892,0.0994937964819639,0.1030961932060183,0.10735884030785932,0.11048512688797553,0.11212645360739074,0.11370849609375,0.11562626280610515,0.11653334908271279,0.11764093730012073,0.11782946384793813,0.11860488994457032,0.12112767759459812,0.12189088986811414,0.12293905120694218,0.12393785136837189,0.12629012333064213],"n_dims_used":45,"mean_confidence":0.9299012078179254},"coverage":{"mean_confidence":0.9299012078179254,"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}}