{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006510},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006398","490:4900006512","490:4900006883","490:4900012352","490:4900004268","494:4940008396","490:4900006509","490:4900001270","494:4940006807","494:4940008285","490:4900007371","466:4660003883","494:4940008869","490:4900005773","490:4900004415","490:4900002275","490:4900004686","490:4900007128","490:4900007253","466:4660004198","490:4900007639","490:4900007729","490:4900003173","490:4900001140","490:4900003309"],"twin_admin_codes":[490,490,490,490,490,494,490,490,494,494,490,466,494,490,490,490,490,490,490,466,490,490,490,490,490],"twin_sims":[0.2005514059870092,0.19217566033402625,0.18122682061779966,0.15570228757150228,0.14907629752577753,0.1368662567920373,0.13231002581077286,0.1313285918346154,0.13127532059829497,0.12303293882860895,0.11521795459693907,0.11221810768477405,0.10871714716394827,0.10781630922214326,0.10635965433396277,0.10246984045291097,0.09776822286998174,0.09718435333909796,0.09700058162773254,0.09358676804095678,0.09238714338984334,0.09074571506884736,0.08802945413988492,0.08783689783934309,0.0876681878566334],"twin_dists":[0.2328113610284582,0.23588192013533937,0.24003994835239276,0.2504800122180754,0.2533915511457383,0.25901746926804853,0.26121291342242237,0.26169324152742807,0.26171939052674215,0.26586567970174074,0.2699971388073602,0.27164023885625427,0.2736012377278038,0.2741137181163955,0.27494947120981933,0.2772257110423525,0.2800688844483859,0.28042939794631466,0.2805432207490463,0.2826891345521478,0.28345787166496367,0.28452260671996193,0.28631853969709725,0.28644751470539376,0.2865607020946748],"n_dims_used":45,"mean_confidence":0.923289320203993},"coverage":{"mean_confidence":0.923289320203993,"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}}