{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002163},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003875","490:4900002489","490:4900003326","490:4900001723","490:4900002912","490:4900002007","490:4900001292","490:4900003459","490:4900001568","496:4960007896","490:4900002911","490:4900003212","490:4900001334","490:4900002765","490:4900001294","490:4900002462","490:4900003327","496:4960007773","496:4960008260","490:4900002172","490:4900004569","494:4940007275","490:4900002473","490:4900002019","490:4900001705"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,496,496,490,490,494,490,490,490],"twin_sims":[0.8076315915210126,0.6733926816387088,0.6391761564534907,0.6128747550133185,0.5484965340707977,0.5427833567556388,0.4910271511424064,0.4900084541362602,0.43560212258400555,0.4303555807420818,0.41465214634034314,0.40483338522626694,0.3906726387077316,0.37789051117479594,0.36921270974907394,0.3619317883931349,0.36000267105508194,0.3564360952072372,0.34747135892549835,0.34042725110681066,0.3342094887985327,0.33141176801728606,0.33132786077833953,0.3244319108431841,0.3242738106187685],"twin_dists":[0.08489645505991485,0.11549729321582976,0.12287735236216452,0.12851599661358845,0.14233844678109467,0.143573882966991,0.15490012607278428,0.15512610589247217,0.16743496424017512,0.16865125875560266,0.17232884287237163,0.17465870371664954,0.17806406149910933,0.1811877830367626,0.18333773314188814,0.1851610790701366,0.1856472847948543,0.18654970912759863,0.18883884773538565,0.19065944798127027,0.1922833141821821,0.19301932710703915,0.19304145339151524,0.19487056324369464,0.19491274932721103],"n_dims_used":45,"mean_confidence":0.9168117947048611},"coverage":{"mean_confidence":0.9168117947048611,"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}}