{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003894},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770004002","477:4770003981","477:4770003854","477:4770000401","477:4770000608","477:4770000443","477:4770004031","477:4770003799","477:4770003853","477:4770000664","499:4990000680","477:4770000769","477:4770003767","477:4770003855","477:4770000711","499:4990002392","477:4770000400","477:4770000458","477:4770000657","499:4990000530","477:4770003957","477:4770003920","477:4770000713","477:4770004001","477:4770000656"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,499,477,477,477,477,499,477,477,477,499,477,477,477,477,477],"twin_sims":[0.9054479123096083,0.7887897976231442,0.7532873159224238,0.7226515760394618,0.7034868052933497,0.6847317155246667,0.6673275734546896,0.6530989486246229,0.6491486012599161,0.6439970807334565,0.6363683376696321,0.6313342737190828,0.6243785366002842,0.6163083213032552,0.6022359396238404,0.5977871279811292,0.5966548916522395,0.5870983217139082,0.5827555100605437,0.5784990566184399,0.5744697775307885,0.57281630247789,0.57031795864251,0.5629397731045618,0.5608461122669695],"twin_dists":[0.05788543255424304,0.08946371036683232,0.0977616885323862,0.10468046214516512,0.10892531647428276,0.11303232236410968,0.11681114399864333,0.11988289398334775,0.12073349431761954,0.12184152525514144,0.12348021163665068,0.1245603728134273,0.12605166599185785,0.12778064548846685,0.13079411744152572,0.13174684127698244,0.13198934036620683,0.1340368857511864,0.13496796994029137,0.13588103733143483,0.13674590658506924,0.1371009864849372,0.13763770122456204,0.1392243153758006,0.139675011140544],"n_dims_used":45,"mean_confidence":0.9257806566026475},"coverage":{"mean_confidence":0.9257806566026475,"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}}