{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001032},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001097","491:4910001157","491:4910001033","491:4910002142","491:4910002181","491:4910001098","491:4910000965","491:4910001357","491:4910001602","491:4910001418","491:4910001358","491:4910001774","491:4910000972","491:4910003350","491:4910001781","491:4910002183","491:4910002053","492:4920003946","491:4910001840","491:4910002340","492:4920005111","491:4910002134","491:4910001035","491:4910001660","491:4910001419"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,492,491,491,491,491],"twin_sims":[0.5498061306530753,0.5419272356616198,0.5410272659273334,0.4911965476109501,0.3917132149678858,0.34902569820511803,0.3475907511541579,0.3020533034505572,0.2998790238294738,0.26903257467966485,0.2460616805793929,0.22052474349534304,0.2126542160777165,0.17813710984543812,0.16740719709670074,0.1633509267379391,0.1631837940102819,0.16066427548210796,0.158360235751428,0.157621750679692,0.1500685093642774,0.14971184282712138,0.13979415185072527,0.13653478607131467,0.13228329067487746],"twin_dists":[0.14205556633027122,0.14375921199140804,0.14395409121199976,0.15486256201263499,0.1778119096260125,0.1884397559718886,0.18880815934675507,0.20096177175534283,0.20156722432891264,0.21045460882165806,0.21749017879630453,0.22582819757451802,0.22852653901210307,0.24124525961147003,0.24555045662627564,0.24722961898845483,0.2472994499513561,0.24835848571435737,0.24933756295137055,0.24965356874333275,0.25294958500308734,0.2531082082995045,0.2576353880820643,0.25917532542739885,0.26122596237716517],"n_dims_used":45,"mean_confidence":0.8983384026421442},"coverage":{"mean_confidence":0.8983384026421442,"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}}