{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002040},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001957","489:4890001958","489:4890002359","489:4890001789","489:4890001691","489:4890003108","489:4890001946","477:4770000149","489:4890001790","489:4890002121","489:4890002130","489:4890002278","489:4890002777","489:4890002361","489:4890002277","477:4770000242","489:4890002778","489:4890001693","489:4890002779","489:4890002525","489:4890002524","489:4890002445","489:4890002957","489:4890002529","489:4890002362"],"twin_admin_codes":[489,489,489,489,489,489,489,477,489,489,489,489,489,489,489,477,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7783132610919884,0.7581563919587794,0.7404123898914494,0.7294517007061319,0.6926494802588087,0.6664236329394917,0.6496270041083084,0.6393646421015213,0.6236279913599843,0.6019695162254499,0.5905499033088953,0.5753478274115951,0.5676468471986148,0.5668513424136953,0.5646585123431792,0.5607676479171013,0.5583636271107111,0.5234870857046419,0.5229270808181248,0.522663247168018,0.5101606265031541,0.4839361719497375,0.48313386750211335,0.4768613307704403,0.47139829492997026],"twin_dists":[0.09195007060673406,0.09664365308823716,0.10069217904281172,0.1031602661924951,0.11130345221721806,0.11700671078772718,0.1206305280898623,0.12283687230810887,0.12621251269685482,0.13085116887339432,0.13329718308954805,0.13655738845005644,0.13821181693165754,0.1383828589952359,0.13885449084520476,0.13969190627920874,0.14020970401145885,0.14776531283868097,0.14788744048948543,0.14794498853017993,0.15068011474548804,0.15647609564998996,0.1566548526514399,0.15805565471653973,0.15928055194591756],"n_dims_used":45,"mean_confidence":0.9196295844184028},"coverage":{"mean_confidence":0.9196295844184028,"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}}