{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002871},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002212","489:4890002197","489:4890002784","489:4890002957","489:4890002870","489:4890002536","489:4890002777","489:4890002953","489:4890003118","489:4890003037","489:4890002865","489:4890002453","477:4770001298","489:4890002614","489:4890002775","489:4890002198","489:4890002525","489:4890002952","489:4890002524","489:4890003034","489:4890003108","489:4890002293","489:4890003268","489:4890002949","489:4890001701"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.5691820901514625,0.5289936219810283,0.5193716611471025,0.5068651283071459,0.4275332972843522,0.4238776457082905,0.4152934435635082,0.40514955255153845,0.3984582680474104,0.3947681557445002,0.3620130518497996,0.3608696097140693,0.35544844681377663,0.35396930828399564,0.35145908136263215,0.34202417545818625,0.3177314108763433,0.2888527827077278,0.28607394530213937,0.28441589192707417,0.284351450604594,0.2820751497590192,0.2805789850477915,0.2790080176678066,0.2651428329827803],"twin_dists":[0.13788180201457004,0.14656598043274435,0.14866352440719974,0.1514038349210948,0.1693080304919331,0.17016139633060665,0.17217751453267272,0.1745832948601194,0.17618492716716913,0.17707343401073028,0.18514062678742502,0.1854286218567968,0.18680042651161455,0.18717658442543403,0.18781682902851626,0.19024496656067905,0.1966686469183111,0.20467808170344645,0.20547317420344624,0.2059497927844799,0.2059683505873236,0.206625513847506,0.20705920156689445,0.2075160845302,0.21161863944369236],"n_dims_used":45,"mean_confidence":0.9197820875379774},"coverage":{"mean_confidence":0.9197820875379774,"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}}