{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004022},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004009","490:4900002603","490:4900003068","490:4900002604","490:4900001704","490:4900003056","490:4900002302","490:4900001992","490:4900003357","490:4900003464","490:4900004306","490:4900002313","490:4900004304","490:4900003865","490:4900004013","490:4900003346","490:4900003465","490:4900001875","490:4900004292","490:4900001994","490:4900003336","490:4900001996","490:4900003728","490:4900001338","490:4900002611"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8049349109300162,0.7887928245321144,0.7133842057180796,0.7122759691777557,0.6494383617628409,0.6312198776682848,0.615119607625954,0.5744922033085512,0.570938613088705,0.5505292898308254,0.5440415522408688,0.5359220384769896,0.5293658344831843,0.5282437985627908,0.5224569493100234,0.5215575489617318,0.5191689557385049,0.5125620239746467,0.5040598532267372,0.502901008988825,0.498085881317896,0.49462427683484395,0.4905567433188471,0.4892823353017463,0.47941495508048376],"twin_dists":[0.08555838287585987,0.08946298686475088,0.10673994445202999,0.10698534092300645,0.12067113085044,0.12458490950672868,0.1280352397261678,0.13674109140142174,0.13750434375534143,0.14189940731021922,0.14330161097674854,0.14506074210666886,0.14648501078149787,0.1467291313069608,0.1479899913643219,0.14818623885467172,0.14870780877403558,0.15015350573490133,0.15202087642371434,0.15227604241746326,0.15333802430693053,0.1541032723354927,0.15500446030521176,0.15528726816059496,0.15748466607222183],"n_dims_used":45,"mean_confidence":0.9170778062608507},"coverage":{"mean_confidence":0.9170778062608507,"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}}