{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001445},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006195","490:4900006667","490:4900006432","490:4900006920","490:4900004056","490:4900006912","490:4900004057","491:4910002463","491:4910001140","490:4900006792","491:4910001067","490:4900007656","491:4910001511","491:4910001263","491:4910001455","490:4900007285","490:4900006319","490:4900006788","497:4970000425","490:4900006430","491:4910001070","497:4970002059","491:4910001265","491:4910001864","491:4910001689"],"twin_admin_codes":[490,490,490,490,490,490,490,491,491,490,491,490,491,491,491,490,490,490,497,490,491,497,491,491,491],"twin_sims":[0.006428099459798824,0.006157682353466323,0.005429336367962362,0.005214608485998742,0.003746251555335391,0.0035234148787965268,0.0032070527460077805,0.0026076038311362948,0.0024137721776794343,0.002359800611732849,0.0022296212622514343,0.0021669378384281597,0.0020179965908359034,0.0019510909220711045,0.001745399048085342,0.0015530148510658922,0.001520348637853515,0.0015110051582603158,0.0013910084880203412,0.001352367032247003,0.001312437417507688,0.0012901962019262697,0.0012373497760378787,0.001172812842920713,0.0010478090326363416],"twin_dists":[0.41262808241757465,0.4143812284389883,0.4194740213754807,0.42109351715477783,0.4341383598176556,0.4365144937780999,0.4401347659456831,0.4479944546007203,0.45089326653468687,0.45173842293260735,0.4538522835984943,0.4549108697240391,0.4575435994432271,0.4587848797928631,0.46286261751454216,0.4670990480620301,0.467866080075518,0.4680882710460201,0.4710605578013666,0.4720682632597517,0.47313791748715384,0.4737468464225546,0.475233570194143,0.47713101980216016,0.4810987854235963],"n_dims_used":45,"mean_confidence":0.8957656860351563},"coverage":{"mean_confidence":0.8957656860351563,"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}}