{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006199},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005681","490:4900005687","490:4900004602","490:4900005017","490:4900006311","490:4900006313","490:4900005416","490:4900005684","490:4900005171","490:4900005029","490:4900005028","490:4900006322","490:4900005956","490:4900004745","490:4900005949","491:4910002020","490:4900006074","490:4900006310","490:4900003636","490:4900005434","490:4900007532","490:4900005958","490:4900005291","490:4900005686","490:4900005429"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6985448213738604,0.6156064627020921,0.5486347718292834,0.5045227899975312,0.4957921894146008,0.46393454827944325,0.42697745438251683,0.40870528896269603,0.3926704795771635,0.3895412974276864,0.38801531266120265,0.3744588306457333,0.351417012527,0.3363254311390739,0.3321383265277244,0.32202829341865813,0.3193022181772932,0.30247661285132404,0.3019600561762386,0.30169724455491204,0.2997373569900347,0.2950840337022502,0.292980173753615,0.2871787820582701,0.2705145428908182],"twin_dists":[0.11001157712566648,0.12793096876594784,0.1423085813280191,0.15191898673432203,0.15384491385678883,0.1609617886223833,0.1694375897906469,0.17373701450995854,0.17758022162781062,0.1783385644536167,0.17870941578368313,0.18203505892718358,0.18782757912780124,0.19172888442210803,0.1928278621074905,0.19551316443557765,0.19624522654383295,0.2008441922871593,0.20098768524146202,0.20106074587727057,0.20160676189267387,0.20291159496849306,0.2035055172656177,0.20515650205168162,0.21001386640669664],"n_dims_used":44,"mean_confidence":0.8978132768110796},"coverage":{"mean_confidence":0.8978132768110796,"n_dims_used":44,"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}}