{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000957},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002379","477:4770001768","477:4770001717","500:5000002380","485:4850008085","477:4770002017","500:5000002016","500:5000002120","500:5000001899","485:4850006750","477:4770000490","477:4770003760","485:4850007045","499:4990000783","477:4770001718","477:4770001662","500:5000003781","485:4850006674","477:4770003846","477:4770000996","477:4770000823","485:4850007461","477:4770001895","500:5000001278","477:4770000125"],"twin_admin_codes":[500,477,477,500,485,477,500,500,500,485,477,477,485,499,477,477,500,485,477,477,477,485,477,500,477],"twin_sims":[0.664434920511542,0.5529751421144219,0.5391099888195373,0.48362121601253444,0.47918204380183776,0.4710553709612001,0.43059150530689055,0.42803221768593813,0.42104439482660017,0.4084311763378484,0.40231508960709467,0.38898463076514633,0.3878711556800126,0.37154648925428996,0.37149422142377114,0.3713008451730194,0.35438643179071866,0.35411642854823405,0.3518667577244609,0.33941037903705235,0.3381670661391483,0.33774564737770835,0.3317131382472266,0.32091541263045126,0.3141126326983505],"twin_dists":[0.1174367518908703,0.1413714940473697,0.14436946009869156,0.1565462582076601,0.15753670425598473,0.159357597532289,0.16859643668861443,0.16919179807416831,0.17082489611174356,0.17380213811124953,0.17526028575486108,0.17847376860687927,0.17874448492638775,0.18275710472968199,0.18277008877006157,0.1828181339276097,0.18707042400160034,0.18713913404143592,0.18771268782043918,0.19092391997523003,0.19124786480166733,0.1913578108393986,0.19293988123871003,0.19581159718765306,0.1976486302592021],"n_dims_used":45,"mean_confidence":0.9220795525444878},"coverage":{"mean_confidence":0.9220795525444878,"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}}