{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002941},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002140","488:4880000547","488:4880000542","477:4770003983","499:4990000457","499:4990002549","477:4770000660","485:4850000142","499:4990003089","499:4990002860","499:4990002051","496:4960005099","477:4770003848","500:5000009831","477:4770000405","477:4770000226","499:4990003705","485:4850002211","500:5000006415","477:4770003808","496:4960005089","499:4990003217","499:4990002960","485:4850001222","488:4880000952"],"twin_admin_codes":[499,488,488,477,499,499,477,485,499,499,499,496,477,500,477,477,499,485,500,477,496,499,499,485,488],"twin_sims":[0.570222017384824,0.5391284444522897,0.5019356318379021,0.4755608182086471,0.47490865418034073,0.4466019140496926,0.4366201843817867,0.42861948841868824,0.42825431245468953,0.41693936902428813,0.4092015096357184,0.40734801104146395,0.4023784255382737,0.3947936153340203,0.3924532520120427,0.3909160758288505,0.3891873887733672,0.3881188045575479,0.38740991368172434,0.38650576256608843,0.3864262553423162,0.3850222805938626,0.38343370948620153,0.37616259513108247,0.37409383754869746],"twin_dists":[0.13765831714121568,0.14436546044395512,0.15248873120830372,0.15834682907971395,0.15849294136376904,0.16490353996026424,0.16719963060917445,0.16905505414279823,0.16914007503957518,0.17178958157422736,0.17361917152501924,0.17405966543255827,0.17524513505816675,0.17706729077618527,0.17763277440570457,0.17800504384703533,0.17842451186937136,0.1786842430481058,0.17885673287457082,0.17907695081162942,0.1790963275106912,0.17943880244067717,0.17982702435985196,0.18161393041213478,0.1821253983310645],"n_dims_used":45,"mean_confidence":0.9329242282443576},"coverage":{"mean_confidence":0.9329242282443576,"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}}