{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008962},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008965","490:4900003833","490:4900008403","490:4900008837","490:4900008836","490:4900006280","494:4940007014","490:4900003000","494:4940007227","490:4900002998","490:4900006505","490:4900009994","490:4900009075","490:4900006141","494:4940007546","490:4900007600","494:4940007547","490:4900006026","490:4900006400","490:4900009985","490:4900008402","490:4900011531","490:4900009915","466:4660004474","490:4900008168"],"twin_admin_codes":[490,490,490,490,490,490,494,490,494,490,490,490,490,490,494,490,494,490,490,490,490,490,490,466,490],"twin_sims":[0.16005758408071888,0.11239600101105723,0.10113043736571377,0.0977675103082292,0.06396790981237722,0.044324406436237716,0.031014978786644304,0.03053207213347939,0.027892988344765477,0.026218955455233273,0.025858200851836988,0.024984905093043932,0.024769698545715393,0.024469669462996793,0.02384133581479771,0.020706248498532864,0.018609061444896834,0.018218192514237373,0.017173747374113178,0.016781544675966945,0.015649891761620377,0.015211887098565673,0.01462204613394805,0.014533481360379612,0.013553874196383953],"twin_dists":[0.24861529693877238,0.2715418638107976,0.2780250991393026,0.2800693233921256,0.30454798707724257,0.3242297687726328,0.3423016989025825,0.3430741015797425,0.3474903460918054,0.3504817776038056,0.35114792645597337,0.35279435400845827,0.35320771227656717,0.35378920786027934,0.35502727047852534,0.3616634771577035,0.3666100120485246,0.36758539271694857,0.3702845937137009,0.3713354628544384,0.37449331623805354,0.37576969945845473,0.3775406838908657,0.3778120148484465,0.38091471343387096],"n_dims_used":45,"mean_confidence":0.9142342461480035},"coverage":{"mean_confidence":0.9142342461480035,"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}}