{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010872},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010706","490:4900010610","490:4900010959","490:4900010534","490:4900010524","490:4900010877","490:4900010535","490:4900010448","490:4900010705","490:4900010447","490:4900010174","490:4900010173","490:4900010710","490:4900010352","490:4900009879","490:4900010793","490:4900010178","490:4900010691","490:4900009677","490:4900010606","490:4900010438","490:4900010611","490:4900010076","490:4900011323","490:4900011393"],"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":[0.6097403246539511,0.5302465231629617,0.4562180823317356,0.44425414725764856,0.4372323466683161,0.4165999466027447,0.4118741694633848,0.39904021346868235,0.3701722121913424,0.3058828596301881,0.3031249406793559,0.2604166373710016,0.22773776771705156,0.21753404789726674,0.20704957346157452,0.20584235362511816,0.20534004571467768,0.1719261309483142,0.16686669206414712,0.15545564577512253,0.14972298614830548,0.13836057347281142,0.1372178658565809,0.13668485821711565,0.1366065129024403],"twin_dists":[0.12918720549931428,0.14629347760167846,0.1627099105037669,0.16544179477996848,0.16705822893584935,0.1718695271227546,0.1729855422265794,0.17604515081170574,0.1830987954513121,0.19990152341136694,0.20066429657984636,0.213047407322363,0.2234113337794384,0.22684577793108773,0.23048949552367598,0.23091703395207425,0.23109543183948245,0.24371392154227173,0.24577250024313732,0.2505867450371067,0.2531032482267349,0.25830936237352203,0.25885033511902206,0.25910382112680047,0.2591411426804679],"n_dims_used":45,"mean_confidence":0.9173710293240017},"coverage":{"mean_confidence":0.9173710293240017,"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}}