{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004241},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003547","490:4900004521","490:4900003558","490:4900003830","490:4900001523","490:4900002405","490:4900004106","490:4900001947","490:4900001959","490:4900003976","490:4900002422","490:4900004242","490:4900001384","490:4900003970","494:4940008978","490:4900009692","494:4940008990","490:4900009375","490:4900001790","490:4900007958","490:4900003428","490:4900001950","490:4900004244","490:4900002701","490:4900003968"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,494,490,490,490,490,490,490,490,490],"twin_sims":[0.5421417005201139,0.4378279613124113,0.4227605188389728,0.4163890917056318,0.34579164228758064,0.3327475868196884,0.3293411773511375,0.2870149369919199,0.2653699041491363,0.24659445321821372,0.232103628048159,0.22947185870962492,0.20383848372523072,0.1940994684830528,0.191338593620276,0.1851801785071432,0.18488102325036726,0.18338535206961634,0.18162482861288184,0.17280693816860224,0.17270451262578804,0.16884023796723371,0.16728172027099178,0.1666033770557035,0.15728782297637686],"twin_dists":[0.14371278063293885,0.16692072471394426,0.17042278581835613,0.17191920470608446,0.18927119063107642,0.19266748424981342,0.19356624056829583,0.20520341769654837,0.21155039614618024,0.2173223742210241,0.22197304023679254,0.22283789269315415,0.23163050875518007,0.2351685599973618,0.23619386311297932,0.2385187294536516,0.23863303684830403,0.23920649542587258,0.239885744028173,0.24335999618867363,0.24340108633398433,0.24496424033277756,0.24560195738328114,0.24588085987388536,0.24979681460431782],"n_dims_used":45,"mean_confidence":0.9273014492458768},"coverage":{"mean_confidence":0.9273014492458768,"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}}