{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005792},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005793","491:4910003928","497:4970002889","492:4920000908","665:6650001352","475:4750000108","480:4800002702","480:4800002756","480:4800002755","475:4750000181","480:4800006277","475:4750000622","480:4800002703","475:4750000547","480:4800002705","475:4750000153","475:4750000214","475:4750000336","480:4800003200","495:4950002182","475:4750000251","480:4800003246","475:4750000658","475:4750000130","474:4740005748"],"twin_admin_codes":[480,491,497,492,665,475,480,480,480,475,480,475,480,475,480,475,475,475,480,495,475,480,475,475,474],"twin_sims":[0.0017850172677389396,0.0015258088101800004,0.0005635492902000582,0.00041744489816053536,0.0001485524516704416,0.00011427853261312466,0.00010554225923636064,0.00009800617440458181,0.00009316769814480638,0.00004929367172018609,0.000045358226907742306,0.00004370562815156155,0.000036261827415185145,0.00002614661160521514,0.000020024105602228927,0.00001898176302824007,0.000013705880432014497,0.000011849262733183072,0.00001003174825582794,0.000009790831769416802,0.000008795330122878188,0.000007906543212024314,0.000007618742453353025,0.0000071714686405978744,0.000005656788637574972],"twin_dists":[0.4620439697568515,0.4677368181584402,0.5023727740836205,0.5123497661343225,0.5453049875086227,0.5533589584906978,0.5557778079462804,0.5580215724788022,0.5595498605555665,0.5784218000510194,0.5808430518683182,0.5819198450575935,0.5873068766018735,0.5966256674429731,0.6041208830838587,0.6056116243190395,0.6146147499028861,0.6185965569324794,0.6231202946277675,0.6237779591167162,0.6266707024883961,0.6295315258246126,0.6305242303689218,0.6321406388840383,0.6384398946096332],"n_dims_used":42,"mean_confidence":0.8859251113164992},"coverage":{"mean_confidence":0.8859251113164992,"n_dims_used":42,"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}}