{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005091},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002547","489:4890005092","489:4890005206","489:4890005174","489:4890005079","489:4890005011","477:4770002619","489:4890005080","489:4890005077","477:4770002482","477:4770002413","489:4890005009","489:4890005040","489:4890005036","489:4890005093","477:4770002685","489:4890004996","477:4770002553","489:4890005117","489:4890004967","477:4770002915","489:4890005000","477:4770002686","477:4770002549","477:4770002618"],"twin_admin_codes":[477,489,489,489,489,489,477,489,489,477,477,489,489,489,489,477,489,477,489,489,477,489,477,477,477],"twin_sims":[0.8508758481857503,0.8415584591102104,0.749992342275417,0.6678287764004001,0.6353124957907341,0.6348799159265361,0.6146218028593322,0.5931169312861747,0.5770160331305539,0.5735949362281672,0.5689752748685637,0.5555039961058448,0.5531321609568416,0.5457445358597205,0.5420080615309483,0.5319925883902252,0.5264807055630557,0.5255828230680537,0.512543713677717,0.5098580487647353,0.5078384161589993,0.5065775111972602,0.5025758192850169,0.489641610343969,0.4754357687029278],"twin_dists":[0.07380918065484059,0.0762839440466225,0.09851513348214025,0.11670268225218784,0.12370683403665535,0.12379967034662694,0.12814185334058667,0.13274719231405804,0.13619929815020848,0.13693376391227094,0.13792625296569658,0.1408260484498109,0.1413376156860874,0.14293326604574708,0.14374171290144877,0.1459139398205752,0.14711295367125657,0.14730852979384665,0.15015751867919436,0.15074651273526007,0.15118996489763878,0.15146705655339124,0.15234767468605587,0.15520751801432384,0.15837484035807559],"n_dims_used":45,"mean_confidence":0.9208114624023438},"coverage":{"mean_confidence":0.9208114624023438,"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}}