{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010813},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011286","490:4900010558","490:4900010898","466:4660004144","466:4660004379","490:4900010470","490:4900011744","490:4900007860","490:4900010641","466:4660003665","490:4900007853","490:4900010469","490:4900011881","490:4900010897","490:4900010967","490:4900008410","490:4900010806","490:4900008408","490:4900009385","490:4900010107","490:4900011619","490:4900008752","466:4660004464","490:4900008420","490:4900012220"],"twin_admin_codes":[490,490,490,466,466,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.5801216235214448,0.5153181235955623,0.43167025949777477,0.4138793674124652,0.38047589246525715,0.361382649522018,0.356360491096041,0.3496531938441418,0.32011306624995967,0.3063235442529252,0.29915711990057614,0.2979902727015401,0.29528225438822825,0.2824053065774479,0.28201995873046337,0.276135041049168,0.268445928702447,0.25461985393353853,0.24615405656649775,0.24454761650903792,0.24232368520413766,0.23209860444026817,0.22334740584161053,0.22138874613641993,0.2168675469081917],"twin_dists":[0.1355329107847306,0.1495498775471314,0.1683459205738894,0.1725113316628717,0.1805519271500272,0.18529934685265684,0.18656888877370473,0.18827890497543837,0.19602711597877354,0.19978001014256716,0.2017688135211099,0.20209525509862666,0.20285576620434734,0.20653000017579598,0.20664148709093916,0.20835569778246996,0.21062949440402953,0.2148222652443245,0.2174610668858314,0.217968336057099,0.2186741527126649,0.22197468492795122,0.2248762287013025,0.22553594456380344,0.22707383233647604],"n_dims_used":45,"mean_confidence":0.9140591939290365},"coverage":{"mean_confidence":0.9140591939290365,"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}}