{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003533},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003594","480:4800003464","480:4800002673","480:4800003660","480:4800003305","480:4800003531","480:4800003796","480:4800003600","480:4800003313","480:4800003413","480:4800003475","480:4800003469","480:4800002789","480:4800003592","480:4800003463","480:4800003586","480:4800003521","480:4800003363","480:4800003419","480:4800003176","480:4800003589","480:4800003656","480:4800003130","480:4800003306","480:4800003779"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.535257401782002,0.5204716332596891,0.5117786059514815,0.44674350301210036,0.4333746780226133,0.42080377998111124,0.4060078165455105,0.401042800786186,0.3961366642560584,0.38988954321302005,0.38747841246965425,0.37256586653679896,0.37118486774242,0.36573707417178075,0.36360686214751003,0.3604340289221459,0.33689247964284996,0.33264401900133767,0.33054802553358675,0.32982217776087924,0.3198670208370551,0.3184035399721379,0.31807836207256635,0.3179004333885739,0.3106558017032116],"twin_dists":[0.145204964964241,0.14842328831752447,0.1503252345517884,0.164871113435995,0.16795062366531915,0.17088133045133388,0.17437872320391032,0.17556486056300202,0.17674348045961766,0.17825402806747914,0.1788400590046809,0.18250405790442253,0.18284695496241601,0.18420585090509325,0.18473996837143145,0.18553845235881758,0.19158062485085237,0.19269473547687666,0.19324724240513091,0.19343902411653888,0.19609326708304833,0.1964873266282789,0.19657502292168152,0.1966230293800854,0.19859076610997714],"n_dims_used":43,"mean_confidence":0.9221445127975109},"coverage":{"mean_confidence":0.9221445127975109,"n_dims_used":43,"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}}