{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003376},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002673","490:4900003378","490:4900003919","491:4910001009","490:4900002674","490:4900004205","490:4900004614","490:4900004346","490:4900002963","490:4900004064","490:4900002221","491:4910002159","490:4900002970","490:4900002819","490:4900004056","490:4900006203","491:4910001401","491:4910001864","490:4900003505","490:4900003779","490:4900003920","490:4900007661","490:4900003499","491:4910001140","490:4900003916"],"twin_admin_codes":[490,490,490,491,490,490,490,490,490,490,490,491,490,490,490,490,491,491,490,490,490,490,490,491,490],"twin_sims":[0.5153468334584517,0.44294934597773344,0.3586719240562198,0.3045414003078583,0.3032626159113894,0.26304362586646396,0.25905529076650596,0.2490394056473837,0.23349397329095156,0.22577909897445084,0.19258922814894813,0.18861080346096662,0.17277249702741407,0.16664205375028676,0.16619482181272371,0.16434736003787073,0.16133995801386444,0.15533452982186174,0.14550751374876772,0.14501652781054147,0.14460181475141398,0.14242047508717864,0.14206472767489836,0.13782337062640346,0.1343340493449761],"twin_dists":[0.14954359386281452,0.1657414078991941,0.1859834554124397,0.20027203834123816,0.200626123743089,0.21225126308451747,0.21346196668309966,0.21655527175741382,0.22151874800285642,0.2240625275860587,0.23572814855357105,0.23721706672255166,0.24337381102727543,0.24586493587356834,0.24604923360339337,0.24681436150100736,0.2480732986313237,0.25063920261447226,0.2549993898814513,0.2552228683432731,0.2554120674595624,0.25641391442819583,0.2565783815660815,0.2585632634703734,0.2602307307533016],"n_dims_used":45,"mean_confidence":0.9002895779079861},"coverage":{"mean_confidence":0.9002895779079861,"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}}