{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000231},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000933","490:4900000491","490:4900000917","490:4900000227","490:4900000156","490:4900000575","490:4900000825","496:4960008589","490:4900001881","490:4900000325","490:4900000707","490:4900000404","490:4900000581","490:4900000576","490:4900000935","490:4900004035","490:4900000904","496:4960008776","490:4900000418","490:4900000929","490:4900000601","490:4900000269","490:4900004166","490:4900000275","490:4900000181"],"twin_admin_codes":[490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490],"twin_sims":[0.7117228012429416,0.6451514529939153,0.5474366184232893,0.5463498507976257,0.5357344372029154,0.4970489448848622,0.48730968423836146,0.4622122168423445,0.45748631002297147,0.44908404269616453,0.44206470916590923,0.4395876625104684,0.4350630771264803,0.4214894982602575,0.3937991673077452,0.3892643261098209,0.38834383929588584,0.3806229751513487,0.3682726118408254,0.367857382733214,0.3668153214753786,0.3663547224419711,0.36308100178926295,0.35706607010348734,0.353351664522416],"twin_dists":[0.10710776093405532,0.12159334459484775,0.14256747741656361,0.14280238869095713,0.14510144704112624,0.15356709731210455,0.15572546294814574,0.16135107343634034,0.16242187896332178,0.16433564790192864,0.16594473503346,0.16651490809989755,0.16755965782438614,0.17072053641554755,0.17730738103064045,0.17840582436173208,0.17862951789919246,0.18051581615344434,0.18357213887386825,0.18367576796196025,0.18393609411666068,0.18405127837618773,0.18487206270426348,0.18638997520904646,0.18733389768870398],"n_dims_used":45,"mean_confidence":0.9171179029676649},"coverage":{"mean_confidence":0.9171179029676649,"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}}