{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005719},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005144","480:4800005483","480:4800004523","480:4800004706","480:4800004874","480:4800005648","480:4800003956","480:4800005553","480:4800005641","480:4800004127","480:4800005048","480:4800003960","480:4800004206","494:4940008219","480:4800004621","494:4940008607","480:4800004128","493:4930004229","466:4660003199","480:4800004198","480:4800005227","494:4940008217","480:4800005477","490:4900001877","494:4940008427"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,494,480,493,466,480,480,494,480,490,494],"twin_sims":[0.4810944859217204,0.4292986713826494,0.4207915123795486,0.3274266027532533,0.3228647104676278,0.3213602943183974,0.2971703801810341,0.2918585934995069,0.2853989838256347,0.28016150759951897,0.2793056210950606,0.26691574651745625,0.26086172330563717,0.26058892301609554,0.2508901165692144,0.2501371880308983,0.24281425492559522,0.23438502692019123,0.2284303608010626,0.22269410150737753,0.22198972691379915,0.22086332948384188,0.22049742192159516,0.21624819268413661,0.21276454506374048],"twin_dists":[0.157109655430267,0.16889700446995826,0.1708842080868117,0.19407362942870748,0.1952892480360922,0.1956922273019179,0.20232508031958274,0.20382317352421706,0.20566699541252154,0.20718046425255515,0.20742941302092086,0.21108677668316245,0.21291216470085836,0.21299503985582238,0.21597781410896438,0.21621241271800196,0.21851810016123577,0.22122853117032273,0.22318195721984457,0.22509584405463332,0.22533310928212497,0.2257135781508038,0.2258374517113369,0.22728617781425667,0.22848825209257126],"n_dims_used":43,"mean_confidence":0.9212145250897075},"coverage":{"mean_confidence":0.9212145250897075,"n_dims_used":43,"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}}