{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005679},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005547","491:4910002067","490:4900005821","491:4910001075","490:4900004755","491:4910002416","491:4910001686","490:4900006923","490:4900007289","490:4900004743","490:4900005944","491:4910001010","490:4900003508","491:4910002260","490:4900005680","490:4900005283","490:4900005150","490:4900006068","490:4900004757","490:4900004061","491:4910002765","490:4900007649","490:4900008655","490:4900009922","490:4900005820"],"twin_admin_codes":[490,491,490,491,490,491,491,490,490,490,490,491,490,491,490,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.09956404898671059,0.07662689539956605,0.07320050563521747,0.06333270580260954,0.0321689420160087,0.025659642448892826,0.023045634960172732,0.022611772899680676,0.012580933370072642,0.01227095154033257,0.009492197350203376,0.0093219860804706,0.008799778580574139,0.00795678634871441,0.007551274720579664,0.006659347080605563,0.005682558014519191,0.00500110652684865,0.004945969602331941,0.004939535449596682,0.0048076048134562815,0.004776419508705031,0.0047709076285264804,0.004758879124557305,0.0035061615844847027],"twin_dists":[0.27897052772188863,0.29437748768235195,0.29698708576645705,0.305100210369729,0.340496816926942,0.3515180029789705,0.35663633061943595,0.35753408869698466,0.384199064199558,0.38529277648936455,0.39637409048177596,0.3971433378169649,0.39958429789236133,0.4038127636031114,0.40599183903088515,0.41118081508037635,0.417637007070582,0.4227647405916077,0.4232068232331947,0.42325870215882244,0.42433619480499246,0.42459480099201574,0.4246406677001276,0.42474092903914146,0.43670413311840556],"n_dims_used":45,"mean_confidence":0.8954968770345052},"coverage":{"mean_confidence":0.8954968770345052,"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}}