{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010147},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008129","490:4900009849","490:4900008462","490:4900009242","490:4900009238","490:4900010157","490:4900008126","490:4900008562","490:4900008022","490:4900007910","490:4900008020","490:4900008679","490:4900008563","490:4900009532","490:4900010256","490:4900008351","490:4900010681","490:4900009664","490:4900009748","490:4900009239","490:4900010335","490:4900009764","490:4900008689","490:4900009230","490:4900009460"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.464865542259006,0.21530653387693613,0.19043988447961702,0.1901193201125857,0.18745947789302714,0.18671271348108054,0.1476537381023388,0.14351899728477266,0.13445458798838644,0.11533746365208411,0.11358119916625883,0.11247933961095197,0.11070753233866006,0.09843889812888884,0.0941280454644589,0.08468990595914859,0.08255550034886402,0.07944277340805901,0.07818922638867158,0.07608825655112092,0.06854390110227829,0.06621110182537525,0.06286651979300899,0.05940814527285369,0.05492195285960999],"twin_dists":[0.16075157379148275,0.22760981167937117,0.2365298395526819,0.23664994829412234,0.2376520416820153,0.2379351744882596,0.2540290095600858,0.2559079713753035,0.2601725896796072,0.26993236548965177,0.27088949495392184,0.2714958188506012,0.2724804751593257,0.2796568518101535,0.2823448197387291,0.28858794100645885,0.2900760254602866,0.29230234010848105,0.29321870948931894,0.294781405109683,0.3006969308946123,0.30263303475662656,0.30550838808415914,0.30861654076738904,0.3128785106013912],"n_dims_used":45,"mean_confidence":0.8920252482096355},"coverage":{"mean_confidence":0.8920252482096355,"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}}