{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007226","490:4900007346","490:4900007583","490:4900007702","490:4900007352","490:4900008043","490:4900007225","490:4900007468","490:4900005076","490:4900008382","490:4900007590","490:4900004929","490:4900007701","490:4900006484","490:4900007469","490:4900005330","490:4900007470","490:4900004928","490:4900009868","490:4900005872","490:4900006970","490:4900007709","490:4900008045","490:4900007472","490:4900007353"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.0961306700525077,0.08135536920452684,0.06376289146273129,0.06245839489653629,0.027371604667055727,0.02180465044033057,0.02097941352736958,0.017429533811472924,0.01709323780306657,0.01634695863179785,0.013290502273103183,0.012014483309886546,0.011300270189275584,0.009081700885699925,0.008763924312531115,0.008018509529822188,0.007552242081435002,0.007093803273963958,0.005208202139451719,0.005155960631270035,0.004787066948531392,0.0046268660408384414,0.004013381631667179,0.0037586165498420887,0.0037280454078795384],"twin_dists":[0.2810843297663818,0.29092629873099457,0.30472573016037974,0.3058677701419103,0.34840506372738256,0.3592447583911858,0.3610517114708336,0.36961052268105477,0.37049858150133413,0.37252537490516613,0.38178264509440907,0.38621634784256714,0.3888837150766954,0.398250910133524,0.3997566041418779,0.4034898600149168,0.40598651704574373,0.4085800037296345,0.4211427550384592,0.4215463311705024,0.4245063347888595,0.425856662336411,0.4314539579092568,0.43401031416621666,0.4343275956832252],"n_dims_used":45,"mean_confidence":0.9359777662489149},"coverage":{"mean_confidence":0.9359777662489149,"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}}