{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004724","490:4900002506","490:4900004866","490:4900004728","490:4900001613","490:4900003890","490:4900001325","490:4900004036","490:4900003616","490:4900001321","490:4900002490","490:4900002493","490:4900001748","470:4700003301","490:4900002049","490:4900001322","490:4900006182","470:4700007033","490:4900004322","490:4900007266","490:4900002030","490:4900007272","496:4960011475","496:4960011916","490:4900007021"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,470,490,490,490,490,496,496,490],"twin_sims":[0.5531246479548146,0.5509632280918827,0.5343914047801565,0.5337159945972194,0.5230296192849047,0.5223318541888702,0.49555764224678506,0.4703713620262126,0.45692646545407767,0.45433997749311017,0.45290879074705404,0.45106779443067896,0.427730830690103,0.42075598946734744,0.41653324521400553,0.4117118052130101,0.4100832104601118,0.40655521662967903,0.39603031279926826,0.3934318754283359,0.38439913788798014,0.37922442260808115,0.3759838529301722,0.3739225611256431,0.37266153398883756],"twin_dists":[0.14133923665612055,0.1418057186742198,0.14539293580471097,0.14553958110787574,0.14786507634193471,0.1480172822207741,0.15389678485443314,0.15951133184291474,0.1625489915300936,0.16313698820480038,0.1634628714020569,0.163882628112375,0.1692620048910531,0.17089254096621637,0.1718852408566019,0.1730239837954101,0.17340993941474844,0.17424834816805132,0.1767691034325285,0.17739612755346923,0.17959099748996946,0.18085945491912592,0.18165806717343524,0.18216780587171993,0.18248032730033362],"n_dims_used":45,"mean_confidence":0.9155118306477864},"coverage":{"mean_confidence":0.9155118306477864,"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}}