{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000261},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000208","487:4870000210","487:4870000554","487:4870000126","487:4870000315","497:4970003399","487:4870010750","487:4870003071","497:4970002658","497:4970002595","487:4870002397","497:4970002523","480:4800001199","497:4970002776","487:4870000162","497:4970002522","487:4870009824","487:4870003482","487:4870011003","497:4970001989","497:4970003427","480:4800001139","486:4860000276","497:4970001999","497:4970002521"],"twin_admin_codes":[487,487,487,487,487,497,487,487,497,497,487,497,480,497,487,497,487,487,487,497,497,480,486,497,497],"twin_sims":[0.3385535294849865,0.3382422093877876,0.3062934059252476,0.1835737428293198,0.14117952258279634,0.09893859591399433,0.08637131528933024,0.0860886753261321,0.08521067897490565,0.08415248239755033,0.08112092040360462,0.081086994264153,0.07998943479305651,0.074989643667363,0.07140472300209971,0.06638049426263568,0.06542148500419326,0.06366800369129713,0.060476347962310585,0.05791341260786461,0.05736335875867997,0.05502994251099242,0.05492459724865192,0.054601749943314945,0.05346903962369078],"twin_dists":[0.19114710333572893,0.1912282680649394,0.1997883171915219,0.23913408310973344,0.25698895845647385,0.27935128915686264,0.28743660372971536,0.2876288845549284,0.2882294119771932,0.28895978133552275,0.2910935726359754,0.29111781022401645,0.2919063505738778,0.2956124361929106,0.2983944432420362,0.30249059152158725,0.30330097949922885,0.3048081525923177,0.307640995133717,0.31000614473574867,0.31052495771115574,0.312772596197806,0.31287591497201367,0.3131935767499845,0.31432054224305267],"n_dims_used":43,"mean_confidence":0.8903026137241098},"coverage":{"mean_confidence":0.8903026137241098,"n_dims_used":43,"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}}