{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008259","494:4940008839","490:4900000959","494:4940008736","496:4960009279","494:4940008738","490:4900000222","490:4900000507","490:4900000826","490:4900000551","496:4960007910","494:4940008187","494:4940008539","494:4940008613","494:4940008497","487:4870004406","490:4900003907","496:4960008673","490:4900003053","494:4940004234","490:4900000789","494:4940008741","490:4900001052","490:4900004027","494:4940007261"],"twin_admin_codes":[496,494,490,494,496,494,490,490,490,490,496,494,494,494,494,487,490,496,490,494,490,494,490,490,494],"twin_sims":[0.5292209388072457,0.48576804366004345,0.42514361422053165,0.41045208677840017,0.3714089430060976,0.3323304995987405,0.3277216709970299,0.32104223595862613,0.3188888137451407,0.29341111486260907,0.2855060016325541,0.28514170645584075,0.2800534623373003,0.27805001069466573,0.27305746647541185,0.25959779224770896,0.25551567094262,0.25531544196377826,0.2532070941499926,0.24354430725343998,0.24124197161263472,0.2347968740744573,0.2345956008888414,0.23226787787386827,0.2289436912963734],"twin_dists":[0.14651652936889215,0.1560682909100796,0.16986552762119417,0.1733224618282831,0.18279127503124074,0.19277725834330675,0.19399532583716217,0.19577755873565236,0.1963565482662136,0.20338365702207759,0.20563624593308175,0.20574094742632468,0.20721186550706214,0.20779546904509566,0.2092610515281851,0.21329659941218634,0.21454632719310446,0.21460795033707258,0.21525869180219162,0.2182862440833638,0.21901897514999422,0.2210946366120479,0.2211600527741648,0.2219192789784447,0.22301224641840567],"n_dims_used":45,"mean_confidence":0.918076409233941},"coverage":{"mean_confidence":0.918076409233941,"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}}