{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007182},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006078","490:4900005947","490:4900006064","490:4900006428","490:4900005296","490:4900005168","490:4900002668","490:4900007160","490:4900003644","490:4900003379","490:4900005298","491:4910001858","490:4900004490","491:4910001559","491:4910001249","490:4900005567","490:4900006210","490:4900007061","490:4900006787","491:4910001862","490:4900012096","491:4910000994","490:4900004891","490:4900005433","490:4900004616"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,491,490,491,491,490,490,490,490,491,490,491,490,490,490],"twin_sims":[0.491839983489613,0.4225324543915281,0.2794215546098523,0.05199860338804588,0.04621083939757648,0.04467444001999371,0.0420295633368856,0.03398523271834626,0.030524311649024274,0.026757860123678912,0.018298883460851203,0.011625255133802201,0.011151542485205914,0.00718007656579502,0.007137829443289962,0.005994126826412289,0.005074732352638656,0.00405639636216094,0.0038275076280474027,0.003284418215554812,0.003103540397172645,0.0030305386327849665,0.003012897437079059,0.0029722520046998246,0.002781048661965069],"twin_dists":[0.1547199135834625,0.17047618472130563,0.20739566472147422,0.31581343936459616,0.32205420986471683,0.32382029442240784,0.32698372637285683,0.3377650253503042,0.3430865995532535,0.34950124677482086,0.36738254561305556,0.3876519743481007,0.3894579428907577,0.40808065302010593,0.40832450193793896,0.41547557539711527,0.4221812478879535,0.4310369801654485,0.43330385638201774,0.4392202989733458,0.44139031575567617,0.44229899911407167,0.4425215850834947,0.44303899272000685,0.4455632791939091],"n_dims_used":45,"mean_confidence":0.9021748860677083},"coverage":{"mean_confidence":0.9021748860677083,"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}}