{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790000746},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001100","479:4790000950","479:4790000886","479:4790001097","479:4790001172","479:4790000887","479:4790000880","479:4790001169","479:4790000819","479:4790000742","479:4790001316","479:4790000812","479:4790001701","479:4790001620","479:4790001704","479:4790001242","479:4790001317","479:4790001017","479:4790000958","479:4790000740","479:4790000888","479:4790001929","479:4790000539","479:4790000271","479:4790000476"],"twin_admin_codes":[479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479],"twin_sims":[0.9677243426318578,0.8852417015900126,0.8758999044448889,0.8590871881079508,0.8324874057595824,0.8271059285419964,0.8146318487426184,0.8074999417088768,0.7902964112277944,0.7841437152042917,0.7694470634244692,0.7692200381608743,0.7678297636754386,0.7653969790351868,0.7270989400389185,0.7228682098912614,0.713994367148342,0.712753491196506,0.7105328514760769,0.7054522628527495,0.7033338014759767,0.6843802946139892,0.663344597990616,0.6585123555880628,0.6577841893956187],"twin_dists":[0.03326815659900174,0.06412553622530957,0.06685785694409242,0.0715807245871655,0.07864373369550987,0.08002260656129301,0.0831640988148708,0.08492883810310398,0.08910321237892065,0.09057066558799338,0.0940282536815592,0.09408117451118325,0.0944049478139284,0.0949702520286222,0.10368714427829494,0.1046321546453706,0.10660475854356481,0.10687962568043806,0.10737095406207091,0.10849241959525105,0.10895899439508448,0.1131089025775557,0.11767240179124046,0.11871579518347525,0.1188728888752399],"n_dims_used":45,"mean_confidence":0.9218186272515191},"coverage":{"mean_confidence":0.9218186272515191,"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}}