{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000737},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001089","500:5000000738","500:5000001031","500:5000000681","500:5000000739","500:5000001029","500:5000000675","500:5000001241","500:5000001030","500:5000000743","500:5000001194","500:5000001138","500:5000001193","500:5000000736","500:5000001143","500:5000001824","500:5000000668","500:5000001084","500:5000001242","500:5000002151","500:5000001298","500:5000000854","500:5000002011","500:5000000971","500:5000000965"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.8393880523000155,0.7112728316430068,0.5151508471916999,0.48559609530820996,0.48133994072780417,0.45848020070331236,0.4582247957761471,0.45056254694275333,0.4450179319728518,0.4443259991843956,0.4341601489582213,0.4096715048580685,0.37990079915920655,0.3757046552815658,0.36981417433705316,0.3633714830687038,0.34519413813297334,0.34410476962291503,0.3373977351598158,0.3371100737142671,0.33622145515675567,0.33606339900125654,0.3341852421998191,0.3277861315788896,0.3263536240995126],"twin_dists":[0.07685281756238009,0.10720730940493768,0.14958649079325134,0.15610654921652103,0.15705488439882612,0.16219635433951832,0.1622542917024897,0.16399793830490095,0.16526656863013608,0.16542530571945488,0.1677686641755709,0.1735076146121015,0.18069318588175112,0.1817270299020651,0.18318791885549346,0.18479908283372964,0.18942525009689043,0.18970649529861217,0.19144863515732516,0.19152376887965608,0.19175608447864637,0.19179744059990114,0.1922896784245318,0.1939782248208421,0.1943586997498768],"n_dims_used":44,"mean_confidence":0.9192747636274858},"coverage":{"mean_confidence":0.9192747636274858,"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}}