{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000560","500:5000000508","500:5000000613","500:5000000616","500:5000000509","500:5000000621","485:4850008483","485:4850008685","500:5000000867","500:5000000615","485:4850008477","500:5000000398","485:4850008433","485:4850008682","485:4850008587","485:4850008288","485:4850006192","500:5000000743","485:4850006108","485:4850005899","500:5000000926","485:4850008530","485:4850006106","500:5000000409","485:4850006279"],"twin_admin_codes":[500,500,500,500,500,500,485,485,500,500,485,500,485,485,485,485,485,500,485,485,500,485,485,500,485],"twin_sims":[0.7658936005055217,0.7109409778285828,0.6445675044436953,0.6198758047611689,0.6128254866553027,0.602406147931331,0.5206630316843271,0.47281381328508004,0.4372363058965329,0.4335808713213279,0.42665471257267956,0.41924314322275236,0.4142907039061946,0.40793323199792314,0.39861208218927296,0.3836382765353596,0.3832403394017303,0.3810120515906448,0.36430446049509246,0.3641835902667108,0.3633001047088381,0.3626366648055984,0.3603557860848222,0.35684016605846375,0.35640212844020863],"twin_dists":[0.09485498060982053,0.10728070780269554,0.12171889648502139,0.12701646985103757,0.12852654744029016,0.13075766952432985,0.14838149871509676,0.1589627220723697,0.167057314659904,0.16790284482881473,0.1695128483607725,0.1712476976180711,0.17241417779062576,0.1739204889999133,0.17614797379279604,0.17977698834382896,0.17987433340029968,0.18042032450836226,0.18456488303620244,0.18459520727124515,0.18481701303621545,0.18498375418573593,0.18555818824409767,0.1864472378372215,0.1865583257351953],"n_dims_used":45,"mean_confidence":0.9207616170247396},"coverage":{"mean_confidence":0.9207616170247396,"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}}