{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012530},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012604","490:4900012319","490:4900012677","490:4900012799","490:4900012391","490:4900013021","490:4900013120","490:4900012321","490:4900012322","490:4900012531","490:4900012802","490:4900012254","490:4900012804","490:4900012803","490:4900012387","490:4900012464","490:4900013187","490:4900012982","490:4900012866","490:4900013155","490:4900012390","490:4900012871","490:4900012392","490:4900000871","490:4900012812"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.36639643507606534,0.317948882490562,0.3141919373898855,0.3108160833447789,0.2484248000553343,0.22661050492067017,0.2257810187866217,0.2232161333485482,0.21831052517352853,0.20652858239853586,0.1773264887518399,0.17607828404820322,0.15943591089819797,0.1530226790457048,0.12895194284405465,0.12516054754461733,0.10425997185954505,0.10389577580943495,0.09880353761191935,0.09821923354157112,0.06684422456831855,0.06558317912225718,0.06464231287085209,0.06275130042426565,0.06129794421856298],"twin_dists":[0.18404084410155055,0.19660995595846628,0.19762708576942709,0.19854695050079094,0.2167476477880342,0.22378565633361988,0.22406188747955405,0.22492032296008627,0.2265806848528581,0.23067379574827754,0.2415639402413213,0.24205668054140678,0.24887918520310626,0.2516462986142773,0.26286772561631155,0.26477569954874897,0.276169952536964,0.2763835915593518,0.2794337570777608,0.27979156060736365,0.30210214863202167,0.3031636670609785,0.3039665740876368,0.30560965251807615,0.30690025466518084],"n_dims_used":45,"mean_confidence":0.9115422566731771},"coverage":{"mean_confidence":0.9115422566731771,"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}}