{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010572},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009417","490:4900009726","490:4900010904","490:4900008220","490:4900010401","490:4900010652","490:4900010488","490:4900007890","490:4900009825","490:4900010326","490:4900008547","490:4900010412","490:4900012172","490:4900012171","490:4900009824","490:4900010653","490:4900012107","490:4900009926","490:4900008441","490:4900007041","490:4900006555","490:4900008442","490:4900006914","490:4900012173","490:4900008548"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.48506722382089185,0.3773824563764925,0.1878207877406154,0.1711682683217003,0.11618861587081877,0.11356835623124197,0.0753037361486467,0.07358679449183922,0.07323281421136332,0.0706578180931036,0.0705616611844993,0.06777114294942602,0.0674214133554447,0.05549252864581451,0.04406930758874642,0.04039513818996429,0.03091590976936191,0.028248320937562438,0.025345234131787783,0.019595513031212736,0.01337599395423225,0.012527841170029433,0.01180861071823344,0.011176959013776825,0.009183554833500272],"twin_dists":[0.15622424867143808,0.1813129833560827,0.2375153364073488,0.2440194859374817,0.2694725304371241,0.2708965359203703,0.2953738481892242,0.29668800839576853,0.29696202257531223,0.298988249519149,0.2990650658811315,0.30133225392407453,0.30162172427732464,0.31232083668325944,0.32452990067430604,0.32902341418519265,0.3424593146376972,0.3468753423775023,0.35210909208426444,0.3642258003629298,0.3814992566695165,0.38438468316139496,0.38697045737007485,0.38935933107594534,0.3977782648702625],"n_dims_used":45,"mean_confidence":0.8864755418565539},"coverage":{"mean_confidence":0.8864755418565539,"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}}