{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730006599},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730006711","473:4730007162","473:4730006484","473:4730007049","500:5000007559","500:5000007424","473:4730007051","473:4730007166","473:4730006480","471:4710001779","473:4730007503","471:4710001778","471:4710001889","471:4710001194","471:4710001619","500:5000007423","471:4710001564","500:5000007558","471:4710001529","500:5000006239","473:4730007574","471:4710000334","471:4710001062","473:4730007279","471:4710001524"],"twin_admin_codes":[473,473,473,473,500,500,473,473,473,471,473,471,471,471,471,500,471,500,471,500,473,471,471,473,471],"twin_sims":[0.9048679703801467,0.8783988117417193,0.8586442214260713,0.7542746360792424,0.6873107483612975,0.6641993256565064,0.6104345177776094,0.5129424430589624,0.45465848203886383,0.4201199891751021,0.41589768027611856,0.40933526431174044,0.39006666882397906,0.3873536176871275,0.37822988667449303,0.3723922054601313,0.3684972485240905,0.3677255877738174,0.3677185221361897,0.3498013014171203,0.32226763810465703,0.3214219774051759,0.3130167718028652,0.3118334669250858,0.3048837793748208],"twin_dists":[0.05807182997205699,0.06613521099529249,0.07170215548198398,0.09753543533070769,0.11246992063403329,0.11748767792611844,0.12903855498837047,0.15007014000663435,0.163064515540013,0.1710417827521785,0.17203502358118586,0.17358741810510275,0.1782110445603304,0.17887043740260256,0.18110419607767447,0.18254714275282677,0.18351610043181135,0.18370867236860206,0.18371043656783984,0.1882409614575307,0.19544905657097753,0.19567568390540194,0.19794665703341519,0.19826913284059408,0.20017738261993417],"n_dims_used":45,"mean_confidence":0.9263777838812934},"coverage":{"mean_confidence":0.9263777838812934,"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}}