{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005493},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002125","466:4660010184","490:4900012842","466:4660007296","466:4660005418","466:4660007147","490:4900010374","466:4660007061","490:4900005758","490:4900006388","490:4900005625","494:4940008385","490:4900001983","490:4900002726","490:4900005100","466:4660007291","466:4660006851","490:4900011621","490:4900005222","490:4900004409","490:4900004698","490:4900012780","466:4660010353","494:4940008384","490:4900002564"],"twin_admin_codes":[490,466,490,466,466,466,490,466,490,490,490,494,490,490,490,466,466,490,490,490,490,490,466,494,490],"twin_sims":[0.21080495059200482,0.14547007960499503,0.11975789288183242,0.08340921453506175,0.07948380548168903,0.06975931398583693,0.06615504548982463,0.06466785902082361,0.06322433945134594,0.06009422406588561,0.05239060834672206,0.04855161855893956,0.04836506534051925,0.04495694460622422,0.04461881667019101,0.04422922869731112,0.04061872267970231,0.03645789178390808,0.0360225472914934,0.0359472126281057,0.035199561638315044,0.03433980175458714,0.033857490325866005,0.033416947311969446,0.03333536093352217],"twin_dists":[0.22917029349029186,0.25501640881776183,0.2675719016806301,0.28947717975942583,0.29227254160365207,0.29970936704379836,0.3026802383747488,0.3039446480428416,0.30519487244972093,0.30798833346410287,0.31541205436621544,0.31945574551554945,0.31965895015356677,0.3234917751789333,0.3238851830586916,0.324341578369633,0.32874032635471195,0.3342393715922651,0.33484505297558176,0.33495049418637735,0.3360072440561433,0.33724631912790365,0.3379530325350696,0.3386060824610627,0.3387278289507296],"n_dims_used":45,"mean_confidence":0.9104556613498264},"coverage":{"mean_confidence":0.9104556613498264,"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}}