{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002818},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001327","500:5000001326","500:5000001549","500:5000001328","500:5000006412","500:5000001781","477:4770003130","500:5000001378","477:4770002541","470:4700007446","468:4680006632","468:4680000814","500:5000006275","468:4680006775","500:5000011536","500:5000001906","500:5000001907","468:4680006629","500:5000011561","467:4670000589","477:4770002817","477:4770002895","470:4700007444","470:4700007267","477:4770003051"],"twin_admin_codes":[500,500,500,500,500,500,477,500,477,470,468,468,500,468,500,500,500,468,500,467,477,477,470,470,477],"twin_sims":[0.7145396937555933,0.7006689364834028,0.6732323577516702,0.6183199265289562,0.41362507877944954,0.38967574745633154,0.3557298754783493,0.3434731213120283,0.3230697835906136,0.3017214329919579,0.2913929897250179,0.27483980695188265,0.2743091301179185,0.25296545559762024,0.24677988523639455,0.2454187287212357,0.23949228763369285,0.23767110879838566,0.23584721403597983,0.23187698194204542,0.21955500649617254,0.2092067481452687,0.20750266613195825,0.20451371845022967,0.19360458517789642],"twin_dists":[0.10648388994740361,0.10954507309271366,0.11553206220521389,0.12734976941491463,0.17257141320408026,0.17830592261390002,0.18672894845029261,0.18986978627066542,0.19523439753098376,0.20105402003433728,0.20395525566314357,0.20873596900909835,0.20889208886162,0.21533349311315092,0.21726402437127323,0.21769299753526747,0.21957885864000615,0.22016445183891284,0.22075385801847264,0.2220472657684287,0.22615712995675566,0.2297297445361295,0.2303294714649009,0.23138955808835715,0.23535159415723658],"n_dims_used":44,"mean_confidence":0.9214834733442827},"coverage":{"mean_confidence":0.9214834733442827,"n_dims_used":44,"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}}