{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004967},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001675","490:4900005106","490:4900005222","490:4900005240","490:4900005102","490:4900003167","490:4900005241","490:4900005490","490:4900004966","490:4900001968","490:4900004691","490:4900012638","490:4900005495","490:4900002437","490:4900002445","490:4900004825","466:4660007012","494:4940008075","494:4940007345","490:4900002590","466:4660005420","494:4940005409","490:4900002734","490:4900004832","490:4900012715"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,494,494,490,466,494,490,490,490],"twin_sims":[0.30257536568107135,0.2998420032240414,0.2914986820452077,0.28478856852001355,0.23441544125626684,0.2313604980356028,0.2270984283412923,0.19691629329411375,0.18372166513650806,0.1688158895772357,0.1661658454286864,0.16284390918345812,0.1626711156228198,0.16059374890755293,0.15010653009203373,0.14868711039682486,0.1466572790789965,0.14394417905073287,0.143521437995099,0.14330899819026546,0.14147036235735247,0.14119673531013355,0.1411267749039506,0.14107513744181935,0.14074503640972225],"twin_dists":[0.20081677623485336,0.20157755529377736,0.20392526194485594,0.20584251906642378,0.2212186379753699,0.2222165903397675,0.22362348378809835,0.2341328721263239,0.23907726248494632,0.24497417061997495,0.24606118667965193,0.2474416196850654,0.2475139795916545,0.24838830322814184,0.2529326921085715,0.2535655009341541,0.25447823580648277,0.25571291859604584,0.25590685047242717,0.256004467075832,0.2568538499975056,0.2569809565863855,0.25701348437565147,0.25703750069389164,0.2571911838911939],"n_dims_used":45,"mean_confidence":0.9207446628146702},"coverage":{"mean_confidence":0.9207446628146702,"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}}