{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008750},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009287","490:4900008641","490:4900008304","490:4900008519","490:4900008307","490:4900008977","490:4900008079","490:4900009300","490:4900008517","490:4900009198","490:4900008978","490:4900009086","490:4900008195","490:4900008529","490:4900008956","490:4900009489","490:4900008635","490:4900009194","490:4900009599","490:4900009178","490:4900008193","490:4900009197","490:4900009299","490:4900010472","490:4900010805"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7750053523364183,0.7607688327424248,0.7537316320347611,0.7053866332506086,0.6220709041454725,0.6045754679871306,0.5599070263903776,0.5584708323318397,0.5189965034249733,0.5170316736150427,0.497257372872079,0.4935878971007061,0.49065269060884925,0.48660484013462235,0.48555687107981055,0.4805422058288717,0.4787348519810423,0.4718727112153992,0.46392232966917374,0.4636132316333925,0.4630392931129186,0.4569830322057912,0.450429819914218,0.4358092794162662,0.4240021975084433],"twin_dists":[0.09272808170898032,0.09604141236697034,0.09765989773613364,0.10850688303839748,0.12654617080605587,0.13029314775644757,0.13987723860598408,0.14018660664199353,0.14874548707856,0.14917498515974328,0.15352104192014618,0.15433268191940427,0.15498317723350294,0.1558821639989688,0.15611527714526668,0.15723292414903656,0.15763664078288112,0.15917399460611478,0.16096454851380468,0.16103437480193275,0.1611640726457741,0.162536145509317,0.1640282379432712,0.16738706046982452,0.17013227109029824],"n_dims_used":45,"mean_confidence":0.9157821655273437},"coverage":{"mean_confidence":0.9157821655273437,"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}}