{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004103},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002812","499:4990002260","499:4990001774","499:4990001773","472:4720002567","499:4990002721","467:4670001331","500:5000010827","499:4990000934","499:4990002250","499:4990003792","477:4770003976","499:4990003737","500:5000010987","488:4880001376","499:4990000250","496:4960000782","470:4700000453","500:5000010891","500:5000010168","499:4990001202","470:4700000700","485:4850000241","485:4850000799","472:4720006986"],"twin_admin_codes":[499,499,499,499,472,499,467,500,499,499,499,477,499,500,488,499,496,470,500,500,499,470,485,485,472],"twin_sims":[0.5472871693279167,0.5076850044629261,0.49820082342284366,0.4318915472732658,0.40338551794018773,0.3861528207911459,0.383431550043536,0.376290017408827,0.3734660698044508,0.37022715587147603,0.3674080524550999,0.36251866980248976,0.3581549409932471,0.3536758759923049,0.35007431574870895,0.34840298366938655,0.33739881565613,0.3253182162523029,0.31953907800940196,0.31864251294658963,0.3116279209129905,0.3084285218864835,0.30700035622695004,0.2945801342890752,0.2897276225900314],"twin_dists":[0.14259977698855397,0.15122366838562618,0.15331264039300274,0.16829456289968228,0.17500437088174103,0.17916298065903546,0.17982755261617728,0.18158247232152763,0.18228087847439792,0.1830851225675104,0.1837879736256952,0.18501342584568922,0.18611422683134535,0.18725130356639197,0.18817104026522496,0.18859953154809628,0.1914483530098495,0.19463428043921577,0.19618148133013508,0.1964229108409714,0.19832521964120767,0.19920097533572753,0.1995935840668712,0.20305361777276235,0.20442871631690918],"n_dims_used":45,"mean_confidence":0.9344212849934895},"coverage":{"mean_confidence":0.9344212849934895,"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}}