{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012084},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011815","490:4900011487","490:4900011355","490:4900011749","490:4900012085","490:4900011283","490:4900011880","490:4900011816","490:4900011353","490:4900011877","490:4900008407","490:4900011489","466:4660004812","490:4900011948","490:4900011284","490:4900010110","490:4900011484","490:4900010094","490:4900012014","466:4660004893","490:4900009591","466:4660004639","490:4900008070","466:4660004982","490:4900010559"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,466,490,466,490,466,490],"twin_sims":[0.6765962059028943,0.6553991584668014,0.6338772203424653,0.5468782894217926,0.5284849744611848,0.499365793542495,0.4760025220296505,0.46152772106157486,0.45041818080310414,0.4451849505592012,0.41194917739467063,0.4117688220813976,0.4100732931638839,0.40604700419537076,0.39919738212833794,0.39588433655345073,0.39261077445277404,0.38116165655349565,0.3689778985458628,0.35891345398896574,0.3504461352447966,0.3456061112126699,0.3392843174195029,0.33180949095458984,0.3179617332738028],"twin_dists":[0.11480208714886701,0.11938719951746393,0.124014835359718,0.14268815354445272,0.14667664942534872,0.1530554603789638,0.15824790603373232,0.16150592607551528,0.1640308951408369,0.16522826686237832,0.17296778548539468,0.1730104836546042,0.1734122917396633,0.1743693872286793,0.17600741671620518,0.17680427825706416,0.17759466444159666,0.18038361923603738,0.18339625348140465,0.18592239326528565,0.18807586017045835,0.18931901255224157,0.1909567361872109,0.19291448949968112,0.1966064885138352],"n_dims_used":45,"mean_confidence":0.913043212890625},"coverage":{"mean_confidence":0.913043212890625,"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}}