{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003490},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002603","477:4770003420","477:4770003355","477:4770003044","477:4770002950","477:4770003489","477:4770001521","477:4770002061","489:4890004712","477:4770002062","477:4770001886","477:4770001522","477:4770003211","489:4890005193","477:4770001622","477:4770002964","477:4770002081","489:4890004737","489:4890005208","477:4770002386","477:4770000861","472:4720007268","477:4770002082","500:5000001992","477:4770003779"],"twin_admin_codes":[477,477,477,477,477,477,477,477,489,477,477,477,477,489,477,477,477,489,489,477,477,472,477,500,477],"twin_sims":[0.639762744683969,0.48795802407236133,0.47029618118709815,0.3495724273094992,0.34038184181602366,0.29352275769155267,0.27748197074004277,0.2729092725209375,0.2552101020384226,0.24000964354375065,0.23812356931654807,0.23423492851880642,0.22797071448476983,0.22500636933075419,0.21162159392566396,0.19312992251559352,0.1899571006967886,0.18640610090036325,0.18482131552831585,0.1804832786317675,0.17198191969024576,0.16985548725726812,0.1685788349456091,0.168441988735237,0.16804781502545063],"twin_dists":[0.12275136931353878,0.1555813848608529,0.159528233689236,0.18829960001565202,0.19067124915729494,0.20335210428858583,0.20796140412756528,0.209304804564513,0.21464038240211175,0.21941303348690466,0.22001869279385913,0.22127736760184,0.2233341338074511,0.22432046636644498,0.22888553870702813,0.23552745561907876,0.23671078243632648,0.23805165564278388,0.23865586678220804,0.24032866945670697,0.24369146610133005,0.2445510923238774,0.24507090522947134,0.2451267924459654,0.24528795350326435],"n_dims_used":45,"mean_confidence":0.924668206108941},"coverage":{"mean_confidence":0.924668206108941,"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}}