{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005683},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005287","490:4900005019","490:4900005291","490:4900004744","490:4900004745","490:4900005164","490:4900006081","490:4900006322","490:4900005954","490:4900005166","490:4900006310","490:4900005028","490:4900007038","490:4900004196","490:4900005684","491:4910002113","490:4900006442","490:4900005556","490:4900007293","490:4900004880","490:4900004333","490:4900003642","490:4900005030","490:4900002374","490:4900006440"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6869585917434239,0.6429848142416164,0.5408809701983933,0.509846253417869,0.5097893918512919,0.4368246416463475,0.39571894583050116,0.38615776734129004,0.3855273800455533,0.3824789418504012,0.3758139937072569,0.3706310212367709,0.36880513609091614,0.3515341114426993,0.3473691923686479,0.34703780877088114,0.31214515967883233,0.31128432756076463,0.3109352414985122,0.30808893241986096,0.30565885655873437,0.30361465481342453,0.30174995518312037,0.267096962530023,0.2610650910833432],"twin_dists":[0.11254675526065115,0.12205910440488836,0.14398577573015217,0.15074910132455005,0.15076158029604525,0.16715239486057043,0.1768441384623498,0.1791617746757251,0.17931552407675425,0.18006072467139292,0.18170001996997584,0.1829846504886232,0.1834393217038577,0.18779765781334967,0.18886511287713506,0.1889503335433483,0.19818412231062044,0.1984190222630252,0.19851438504687152,0.1992942349159217,0.19996332823301696,0.20052856062990534,0.20104608955031236,0.21103253696127747,0.21285041814374994],"n_dims_used":44,"mean_confidence":0.8946463844992898},"coverage":{"mean_confidence":0.8946463844992898,"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}}