{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000704},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000799","490:4900000768","490:4900000694","496:4960007787","487:4870003249","490:4900001310","490:4900001195","490:4900000962","490:4900001857","480:4800003804","487:4870003248","466:4660011828","494:4940005472","466:4660011675","490:4900001160","494:4940008014","478:4780008433","490:4900000272","490:4900003492","487:4870006001","487:4870002846","496:4960006902","466:4660005242","480:4800004366","487:4870009879"],"twin_admin_codes":[490,490,490,496,487,490,490,490,490,480,487,466,494,466,490,494,478,490,490,487,487,496,466,480,487],"twin_sims":[0.37131228499496055,0.2416148474523792,0.1862527469487044,0.15691262946614898,0.11331305356737437,0.10593219272836478,0.09166177271010378,0.0779667256898107,0.06901478782937656,0.06238618153541979,0.062052385030059505,0.06024843299170998,0.05832320899214912,0.05608708977773005,0.05586114411857664,0.055612091487405445,0.055358292529911805,0.05453307976167045,0.05343059139120877,0.05138373530399645,0.04952967978135207,0.043849501485163665,0.04019349808894011,0.03857399939480101,0.03589183166150256],"twin_dists":[0.18281529131005472,0.2188999990078563,0.2381099648121955,0.24995802735609185,0.27103662960924507,0.2751964127766995,0.2839265331566165,0.2933825939554419,0.30031264325951246,0.3059315592624454,0.30622720487577687,0.30784794462972903,0.30962225782037145,0.31174474287533266,0.3119630730903535,0.3122045789520298,0.31245160920270054,0.31326134444851267,0.31435914145602767,0.3164481147102399,0.31840092440520695,0.32478968206577824,0.3292798541320831,0.3313798798245324,0.33502812726522757],"n_dims_used":45,"mean_confidence":0.9144741482204861},"coverage":{"mean_confidence":0.9144741482204861,"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}}