{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001955},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003581","496:4960002320","496:4960002897","496:4960003035","496:4960003580","496:4960002332","496:4960002079","496:4960002203","496:4960003718","496:4960003308","496:4960002335","496:4960001577","496:4960001701","496:4960002336","496:4960002202","496:4960002887","496:4960002462","496:4960003982","496:4960003033","496:4960003159","496:4960001956","496:4960003018","496:4960003715","496:4960003433","496:4960003445"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8941526476006193,0.881640510797712,0.881198078686852,0.8748292015266034,0.8607407492430775,0.8162500365450183,0.8101062007479124,0.8074566279280605,0.8071820084331154,0.7947623268711139,0.7939540525811437,0.7739299580146038,0.7738724854927299,0.7736914001855961,0.7694970056523222,0.7559883896272318,0.7552741344465871,0.7523326291117278,0.7496056276044365,0.7395810628578411,0.7382830819802824,0.7358323383172573,0.720798728723185,0.6848240843966301,0.6847249480947533],"twin_dists":[0.061434551016286025,0.06518894358153883,0.06531869313090022,0.06716573343220747,0.0711261573225537,0.08276063637807325,0.08428642659401914,0.08493949082320734,0.08500701378362169,0.08803002905024335,0.08822477979977784,0.0929803197938293,0.09299379079642081,0.09303622922363898,0.09401660997414622,0.09714216819477431,0.09730615805391805,0.09798024789972125,0.09860340000904064,0.1008801924557962,0.10117346732900646,0.10172629902627345,0.10509331426776866,0.11301219162959561,0.11303379721351363],"n_dims_used":45,"mean_confidence":0.9363238016764323},"coverage":{"mean_confidence":0.9363238016764323,"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}}