{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003183},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003338","477:4770003335","477:4770003015","477:4770003466","477:4770003405","477:4770002861","477:4770002938","477:4770003179","477:4770002643","477:4770002033","477:4770003476","477:4770002639","477:4770002099","477:4770002225","477:4770003022","477:4770002935","477:4770002354","477:4770003023","477:4770002440","477:4770002297","477:4770003010","477:4770002229","477:4770003019","477:4770003396","477:4770001802"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.917349429519543,0.9064981651974028,0.8984101672281937,0.8696940060130824,0.8600168277825975,0.8531246521761604,0.8405105452387642,0.836878543080375,0.8135677016714145,0.8130419629775382,0.7935618458663933,0.7907988183408634,0.7857504729543681,0.7737553316822071,0.7648190676228699,0.7593504370393764,0.7550312175746149,0.7508107056513662,0.7470034320751483,0.7405656702493438,0.7382345134327984,0.7373566119625866,0.7334080130659391,0.7319991202000284,0.7243108567399814],"twin_dists":[0.053946185781687625,0.057546643131994604,0.060116193644170195,0.06862827614418932,0.0713254136983481,0.07320351215309025,0.07655895137348125,0.07750718088299287,0.08342879354846557,0.08355938314179391,0.08831919713267189,0.0889828264923934,0.09018864463686484,0.09302124757112039,0.09510430987090701,0.09636860225985809,0.09736190305172501,0.09832823342936084,0.0991964805196565,0.10065749780182888,0.10118443473711185,0.10138259597858673,0.10227203113025177,0.1025886733521383,0.10431025612105056],"n_dims_used":45,"mean_confidence":0.9217394510904948},"coverage":{"mean_confidence":0.9217394510904948,"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}}