{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011968},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011971","490:4900010995","490:4900011979","490:4900010592","490:4900010217","490:4900011647","490:4900012100","490:4900010166","490:4900011781","490:4900011780","490:4900008999","490:4900011972","490:4900011299","490:4900011712","490:4900012167","490:4900010772","490:4900011846","490:4900011967","490:4900010603","490:4900012030","490:4900010855","490:4900012097","490:4900011959","490:4900010417","490:4900011077"],"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":[0.12422309205556119,0.0971942916361712,0.07976884039189142,0.0766689621761514,0.06325823814068456,0.05192033949513759,0.05177972690727181,0.04753088460447209,0.04269058473809891,0.03750894553453362,0.0314021893501638,0.0303310665827998,0.02913023799519634,0.028383264297341136,0.02768013190677642,0.02676949880986294,0.026626874642367855,0.021826380174384086,0.02041369702738848,0.020272323712911215,0.019045867967439987,0.018650453542254218,0.017380223007483382,0.01696220055311284,0.01616569888616214],"twin_dists":[0.2652542106840705,0.2804232472776038,0.29206588223403224,0.29434603880703053,0.3051652464001966,0.31589387686842946,0.31603864814626087,0.3205756757768798,0.3261777454693107,0.33280199016399514,0.3416897633158188,0.34339869494315156,0.3453771918962794,0.3466435265822643,0.34786198989686556,0.3494802588186619,0.3497379961448817,0.35919798762388594,0.362326505677544,0.3626498816841971,0.36554097245227013,0.36650777357842534,0.3697397929956415,0.3708487655700366,0.3730298982122624],"n_dims_used":45,"mean_confidence":0.8901952107747396},"coverage":{"mean_confidence":0.8901952107747396,"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}}