{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007621},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004830","490:4900006514","490:4900007744","490:4900006756","490:4900007501","490:4900004971","490:4900007616","490:4900004960","490:4900003990","490:4900003585","490:4900005502","490:4900006991","490:4900007742","470:4700004500","490:4900005237","490:4900004957","490:4900005759","490:4900003179","490:4900004275","490:4900001670","490:4900004959","490:4900006278","490:4900004282","490:4900004128","490:4900004680"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7076809761997835,0.6837534956964314,0.6714466578994271,0.6573966328328691,0.656193049357955,0.6361073430743082,0.5956305562871202,0.5821078997752686,0.5731183002198442,0.5280764084050343,0.5222338930628792,0.5191376825024319,0.49606387732155244,0.4955866740974202,0.48133366862004257,0.4802625778662255,0.458595321157855,0.45177795874916005,0.4470517207742496,0.445298158726698,0.43760694211342965,0.4235392865447398,0.4218583392333067,0.4123447982974733,0.4090344172732956],"twin_dists":[0.10800090702187065,0.11324546100639298,0.11591917565994116,0.11895648609415137,0.11921604302159107,0.12353623431191454,0.13220874209881306,0.13510685718281884,0.13703612547262264,0.14676555984716555,0.14803865455210075,0.14871464129746254,0.1537848378561167,0.1538903639674309,0.15705628385322204,0.15729535416413248,0.16217024361311488,0.16372063190516678,0.1648005392741956,0.16520230836593386,0.1669717408093899,0.1702405364123807,0.17063409251834225,0.17287415286792335,0.1736588457499442],"n_dims_used":45,"mean_confidence":0.9202943589952257},"coverage":{"mean_confidence":0.9202943589952257,"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}}