{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001262},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001338","491:4910001965","491:4910001204","491:4910001798","491:4910001506","491:4910001505","491:4910001203","490:4900002066","491:4910001689","491:4910001200","491:4910001692","491:4910001504","491:4910001864","490:4900002967","491:4910001270","491:4910001070","491:4910001568","491:4910001205","490:4900002966","490:4900004054","491:4910002463","491:4910002161","491:4910001802","491:4910001805","490:4900007165"],"twin_admin_codes":[491,491,491,491,491,491,491,490,491,491,491,491,491,490,491,491,491,491,490,490,491,491,491,491,490],"twin_sims":[0.3739653006093714,0.32695646138307755,0.25426273283629686,0.2494255179761818,0.23597087887897591,0.1920447032257723,0.1891825448129026,0.1862459391739692,0.1516326384820119,0.13988340794591259,0.13961898654387558,0.13429112559344533,0.12424109112551653,0.12198346328435548,0.12110815430526929,0.11479621026622037,0.11191792679122753,0.10017860882471202,0.09732508665807657,0.09638550554271928,0.09530719865991798,0.09516066079503455,0.0929894982050825,0.09136095269970079,0.08603528341274728],"twin_dists":[0.18215722280672192,0.1941984735187042,0.21493244074451945,0.21643457124112642,0.2207138008303812,0.2359306602876087,0.2370017516025166,0.23811255408725046,0.2522572153484806,0.25759359660960285,0.25771746184192607,0.2602514442198566,0.26524499751127767,0.26640861991208553,0.26686418614153895,0.27022613567971593,0.2718065120768124,0.2785982183375148,0.2803423461207055,0.2809254177368092,0.28160011169423926,0.28169226311921813,0.2830708951389502,0.2841217532536709,0.28766526365066936],"n_dims_used":45,"mean_confidence":0.8969546847873264},"coverage":{"mean_confidence":0.8969546847873264,"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}}