{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000632},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000982","490:4900000532","490:4900012368","490:4900000382","494:4940007841","490:4900000443","490:4900000635","490:4900000980","490:4900000440","490:4900000455","490:4900000441","490:4900000858","490:4900012456","494:4940007517","490:4900000364","494:4940008079","490:4900012252","494:4940004804","494:4940008549","490:4900012440","490:4900000856","494:4940007946","490:4900012594","490:4900000641","494:4940007734"],"twin_admin_codes":[490,490,490,490,494,490,490,490,490,490,490,490,490,494,490,494,490,494,494,490,490,494,490,490,494],"twin_sims":[0.35439097141897163,0.17240871846343175,0.11318481760688806,0.09740432793402456,0.09536916695472662,0.09015490796951495,0.08621311242858158,0.07313295921457116,0.06861955935638608,0.0683881070322553,0.06725763803007821,0.06573239459417059,0.06319493899308795,0.06185429830583693,0.05942842027948733,0.05583303434886673,0.05039346379931049,0.04986999661771659,0.04942657769758532,0.048763095630097876,0.0456697957943572,0.04495841413478177,0.044903587605978935,0.043309533965742185,0.04329063717224706],"twin_dists":[0.18706926899537485,0.24351984828729406,0.2711070890195598,0.2802933742330735,0.2815611760302036,0.2849095727698109,0.2875441677955031,0.2970395134303651,0.300635042201267,0.30082454617489135,0.3017577013922922,0.30303719664674417,0.30522057776686445,0.30640326868578394,0.3085978906088103,0.311990286459623,0.3174836922760306,0.31803797078535023,0.3185112947605191,0.319226179013139,0.3226704453493038,0.3234900708251942,0.32355369010457474,0.3254325276444227,0.3254551465199121],"n_dims_used":45,"mean_confidence":0.9110189649793837},"coverage":{"mean_confidence":0.9110189649793837,"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}}