{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000823},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000940","489:4890000822","489:4890000882","489:4890000762","489:4890000997","489:4890000747","489:4890000704","489:4890000879","489:4890000881","489:4890000999","489:4890000939","489:4890000595","489:4890000769","489:4890001369","489:4890001056","489:4890000415","489:4890000942","489:4890000936","489:4890000362","489:4890000602","489:4890001059","489:4890000711","489:4890000632","489:4890000710","489:4890000941"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8335220376073045,0.7845839429059274,0.7844201657976269,0.7831518031956735,0.766045536519632,0.7411572970209336,0.7400230557548724,0.738805268236839,0.738206144194337,0.7323836465041563,0.7281623704749499,0.7190972657616609,0.7071021726388252,0.7029074928039176,0.6906179677064928,0.6780106687102306,0.6664830062333218,0.6518898796868136,0.6493786424166132,0.6401601408018952,0.6197912378939878,0.6149885565714063,0.6107034400412426,0.6040469063509166,0.602997461551136],"twin_dists":[0.07837688847446245,0.09046608025724445,0.0905049962069467,0.09080608830786444,0.09481970150654777,0.10052359139491514,0.10078024845217055,0.10105552131830829,0.10119084066303982,0.10250228949060025,0.10344912084116704,0.1054719421115585,0.10812861996720943,0.10905281365453968,0.11174769143385807,0.11449483999838898,0.11699386732395227,0.12014332541190455,0.12068398425731583,0.12266601171342437,0.12703458666671563,0.12806330684223383,0.12898096895717326,0.13040632850476408,0.1306310483682083],"n_dims_used":45,"mean_confidence":0.9146718343098958},"coverage":{"mean_confidence":0.9146718343098958,"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}}