{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001175","499:4990001179","467:4670000334","499:4990000736","499:4990001254","466:4660000796","466:4660000266","466:4660002364","496:4960001747","499:4990000570","499:4990000802","496:4960008213","477:4770003833","488:4880003667","489:4890002913","470:4700004021","467:4670001479","470:4700004656","488:4880004086","466:4660001642","466:4660002267","472:4720001358","468:4680004821","479:4790005482","466:4660010589"],"twin_admin_codes":[499,499,467,499,499,466,466,466,496,499,499,496,477,488,489,470,467,470,488,466,466,472,468,479,466],"twin_sims":[0.3791811658185587,0.328996436608739,0.3195717901055775,0.31032153877044694,0.3057915030188276,0.28403015296891027,0.28155932355394214,0.26038535108821775,0.25993619814462304,0.25782308741558924,0.25553491517989596,0.24892040920475667,0.24685227613250998,0.24661950713470623,0.24651514168020464,0.24483000978232675,0.24437284794012654,0.24354433414775206,0.2432386033896473,0.2425655245346425,0.2418332787374059,0.23988656411706444,0.23788161406491193,0.2364712529336297,0.23519199108732375],"twin_dists":[0.18087009332258788,0.1936574815000288,0.1961726797308419,0.198682184000648,0.19992672650859522,0.20606091566752366,0.20677487676079728,0.21305691934932688,0.21319355541655505,0.21383838372505332,0.21454040613382616,0.21659249475071637,0.21724125279276146,0.21731448886346316,0.21734733977599602,0.21787900888931733,0.21802365250791642,0.21828623555032411,0.21838327730821466,0.21859719695672195,0.21883035784627136,0.21945246236340551,0.2200966156059793,0.22055186092728413,0.22096632564381644],"n_dims_used":45,"mean_confidence":0.9206414116753472},"coverage":{"mean_confidence":0.9206414116753472,"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}}