{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850008010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850008017","485:4850007984","477:4770001896","477:4770001953","485:4850007985","477:4770002018","477:4770001956","500:5000002018","485:4850007965","485:4850007960","485:4850008059","485:4850008018","477:4770000815","500:5000000837","477:4770001957","485:4850007995","500:5000001127","485:4850007752","477:4770000756","477:4770000755","500:5000000951","485:4850007972","485:4850007584","485:4850008011","477:4770001839"],"twin_admin_codes":[485,485,477,477,485,477,477,500,485,485,485,485,477,500,477,485,500,485,477,477,500,485,485,485,477],"twin_sims":[0.9303847237007853,0.8959726256999196,0.8656492625603888,0.8644287726137034,0.8500206791252677,0.8470286853670032,0.8319165401701085,0.8161432643589392,0.8021305019700132,0.8011728116677563,0.7881381068827379,0.7792883307444693,0.767569458470805,0.7640390098060359,0.7610174403230859,0.7459850778832382,0.7433875084146122,0.7399719621680709,0.7367220111945371,0.7361502847526479,0.732315774246229,0.7310917376148115,0.7235132878950736,0.7223801221746122,0.720655687293677],"twin_dists":[0.04933763981704022,0.06087371647094086,0.06976459531782436,0.07010488853867029,0.07403861949506758,0.07483762347186658,0.0787907220886002,0.08278729374561943,0.08624369356779149,0.08647702470590934,0.08961940827277244,0.09172011270436813,0.09446551050839652,0.09528512072903624,0.09598401266237971,0.0994281756907399,0.10001816733558325,0.10079180381281178,0.10152574479320237,0.1016546436614443,0.102517538990642,0.10279240872801176,0.10448826131842237,0.10474098301927134,0.10512516340901877],"n_dims_used":45,"mean_confidence":0.9222057766384548},"coverage":{"mean_confidence":0.9222057766384548,"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}}