{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002798},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002658","477:4770002648","477:4770002460","477:4770002174","477:4770002881","477:4770002394","477:4770002524","477:4770001924","477:4770002392","477:4770002652","477:4770002592","477:4770003197","477:4770002057","477:4770002588","477:4770002004","477:4770002318","477:4770001999","477:4770003499","477:4770002389","477:4770002324","477:4770002382","477:4770002381","477:4770001879","477:4770002253","477:4770003206"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8505927783921872,0.8468514875429979,0.8435772521806304,0.8231725272301216,0.7655956946490298,0.7501714842865752,0.733828569727786,0.730774926904695,0.7302761981630919,0.7202708560214993,0.7167062524904574,0.6990666526409957,0.6554945375046074,0.6381920636561207,0.6346156248156689,0.6343622141090248,0.6326459748697709,0.6249305479286424,0.6180820835798261,0.6038138868769498,0.6018948032054776,0.5955332504495243,0.5909962968797586,0.5785557874759482,0.5604406868612453],"twin_dists":[0.07388518061336419,0.0748847642384524,0.0757523040202734,0.08102116983322892,0.09492413573065024,0.09847423344921712,0.10217744094586288,0.10286350692314593,0.10297539382044507,0.10521083219396452,0.10600323702372552,0.10989702342354724,0.11936663858604692,0.12308867819206597,0.12385638693666084,0.12391076639538154,0.12427899920847611,0.12593335882008963,0.12740071695807592,0.1304562251423644,0.13086716785286154,0.1322295846410592,0.13320153422818098,0.13586886416129984,0.13976231180339915],"n_dims_used":45,"mean_confidence":0.9236991034613715},"coverage":{"mean_confidence":0.9236991034613715,"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}}