{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006037","490:4900007516","490:4900006295","490:4900007144","490:4900006416","490:4900005263","490:4900008643","490:4900006413","470:4700003135","490:4900004701","490:4900005912","490:4900005272","490:4900006294","490:4900006287","490:4900003753","478:4780005251","490:4900004859","490:4900005395","490:4900002786","490:4900006643","490:4900006163","490:4900002785","490:4900004034","490:4900001607","490:4900004860"],"twin_admin_codes":[490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,478,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5370008724273542,0.479113867020369,0.4758667675540905,0.4500104546984349,0.4465467062718387,0.4209448598652278,0.4183614977308581,0.4095940394689192,0.40105068389331894,0.4002175935846182,0.39210730611293737,0.38821649365421956,0.3879877623281875,0.3809169325431763,0.3776228662986937,0.37352925700095435,0.3699121171716237,0.36663450237638556,0.3655493589499899,0.3633523431443993,0.3628434388072442,0.3588030099420241,0.358625784033316,0.3553947937175258,0.3468096321721571],"twin_dists":[0.14482671590183974,0.15755193818035743,0.1582783061221654,0.16412399479187045,0.16491618463302987,0.1708482396108224,0.1714549241377892,0.17352599772949773,0.17556297207222601,0.1757626417695137,0.1777164953272246,0.1786604846547897,0.17871611749198013,0.18044366538359713,0.18125372874600923,0.18226522299292583,0.1831635344943724,0.18398130377860594,0.18425285447522108,0.18480389059665392,0.18493176948303963,0.1859503124534975,0.18599512265204338,0.18681405679648175,0.18900903781343426],"n_dims_used":45,"mean_confidence":0.9161685519748264},"coverage":{"mean_confidence":0.9161685519748264,"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}}