{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010070},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008946","490:4900009977","490:4900008954","490:4900004655","490:4900009972","490:4900011470","490:4900009471","490:4900009987","490:4900011856","490:4900011202","490:4900010530","490:4900012144","490:4900007824","490:4900011464","490:4900002998","490:4900011109","490:4900009870","490:4900011865","490:4900008965","490:4900009994","490:4900009985","494:4940007123","490:4900002254","490:4900008836","490:4900008714"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.11209482435872298,0.04244198304597863,0.029565802560144967,0.017672611981262843,0.014233283301960204,0.014180701403018105,0.013537731017419603,0.012658427123278448,0.010857708142029587,0.01078829283793715,0.010772121828202216,0.009645560605125987,0.009396764715020685,0.00930962893385764,0.009014082858502363,0.008561601010049004,0.008278056206392544,0.0081771884028875,0.007447081658645868,0.0061942321878428065,0.006138818586845433,0.006048028621070523,0.005812240178784231,0.005622761125544645,0.005467259361361586],"twin_dists":[0.27170848515553164,0.32647962385537554,0.3446516004112648,0.36897792964800674,0.37874269396593574,0.3789074887914169,0.380967481871234,0.3839293750013135,0.3906127164816721,0.3908895740969895,0.39095429845589386,0.39569145931058,0.3968038540245364,0.39719967139898926,0.3985673094577864,0.40074090289798614,0.4021559712249456,0.40266984853700494,0.40656867732897556,0.41414026213944694,0.4145060988070712,0.4151119751556781,0.4167246798024408,0.41806403526769054,0.4191940387348377],"n_dims_used":45,"mean_confidence":0.9182771470811631},"coverage":{"mean_confidence":0.9182771470811631,"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}}