{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004712},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005210","479:4790003159","477:4770001522","489:4890005111","472:4720005518","479:4790003245","479:4790001211","489:4890004923","489:4890005347","479:4790003498","489:4890005481","489:4890005193","489:4890004487","479:4790001827","477:4770001622","467:4670000369","477:4770002825","479:4790001601","472:4720005444","472:4720005853","489:4890004924","489:4890005176","477:4770002211","489:4890004737","477:4770000861"],"twin_admin_codes":[489,479,477,489,472,479,479,489,489,479,489,489,489,479,477,467,477,479,472,472,489,489,477,489,477],"twin_sims":[0.584804079902227,0.5300795812968955,0.49391572522482396,0.4381635339966698,0.4347213098506167,0.42420041820782134,0.41671674575324297,0.41294540605452845,0.40294071040104806,0.37387330322029927,0.37346178072165065,0.37034095282789714,0.36609743099764736,0.3520430537385237,0.341601910884685,0.33771282774134176,0.3373537730720955,0.33332730145465356,0.33220321561712046,0.32569197381557763,0.3207095112519133,0.31133376239221605,0.31044510109526735,0.30632175142994417,0.30424731223448426],"twin_dists":[0.134528705105431,0.14632977910896627,0.15426009983309524,0.16684328657437084,0.16763874838066042,0.17008592644647144,0.17184201379167038,0.17273208023127393,0.17511067701052926,0.18218000375299892,0.18228194119986013,0.18305680709184152,0.18411565215588752,0.187667672367885,0.19035446441899592,0.1913663764215378,0.1914601152881581,0.19251503249403004,0.19281077347079803,0.19453474639140403,0.19586687565893923,0.19840552267607298,0.1986483842565587,0.1997805042864545,0.20035339254970358],"n_dims_used":45,"mean_confidence":0.9200102064344619},"coverage":{"mean_confidence":0.9200102064344619,"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}}