{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000408","490:4900000500","490:4900000109","496:4960008369","490:4900000589","490:4900000188","490:4900000696","490:4900000339","490:4900000610","490:4900000813","490:4900000608","496:4960008469","490:4900000489","494:4940008874","490:4900000143","494:4940008664","490:4900000413","496:4960008364","490:4900000511","490:4900000697","490:4900000496","490:4900000410","490:4900000718","490:4900000580","490:4900001179"],"twin_admin_codes":[490,490,490,496,490,490,490,490,490,490,490,496,490,494,490,494,490,496,490,490,490,490,490,490,490],"twin_sims":[0.6353963036270671,0.5937339736950614,0.5624279546624357,0.5251522014497108,0.5164448113667499,0.507935612094379,0.5041913457549847,0.4703712841123868,0.4455277609665616,0.44314886371509005,0.43977371921348585,0.42744199903030977,0.4184570485175764,0.40092747270476053,0.39780898676715476,0.3938314793090339,0.38843309188749464,0.38113762321765154,0.38006516067678714,0.37974875360378485,0.3780444427705254,0.37098628572997755,0.36936885769032146,0.36897052363082905,0.3687855877852433],"twin_dists":[0.12368884722605784,0.13261500568870474,0.1393344724325205,0.1474023538389565,0.14930334539280812,0.15116861300436016,0.1519919331180088,0.1595113493587084,0.16514966858676974,0.16569557193410422,0.16647203761320883,0.1693293060887411,0.17143245640997457,0.17559249067966626,0.17634098686360009,0.1772995755134596,0.1786078171183636,0.1803895152980132,0.18065280363724773,0.18073054971816188,0.181149865722159,0.18289631405748485,0.18329882775689912,0.1833980917800391,0.18344419556506733],"n_dims_used":45,"mean_confidence":0.9092129177517361},"coverage":{"mean_confidence":0.9092129177517361,"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}}