{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005538},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002802","490:4900002337","490:4900002646","490:4900003483","490:4900005785","490:4900006047","490:4900002803","490:4900005789","496:4960009819","490:4900004049","469:4690002268","493:4930007135","466:4660000407","490:4900005655","470:4700005395","490:4900002792","470:4700005683","490:4900001888","496:4960003401","496:4960000385","481:4810004362","469:4690002130","487:4870003706","470:4700006797","480:4800004611"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,490,469,493,466,490,470,490,470,490,496,496,481,469,487,470,480],"twin_sims":[0.5592969744743488,0.4619332313980358,0.3395539604326124,0.33461537286307436,0.2856424247373492,0.28454371862142874,0.27955408251995606,0.2745784943258851,0.2735242176424928,0.26846819239524605,0.26667368817202014,0.24311300902359906,0.24064086936202486,0.2364266035063682,0.23259806194900814,0.23252168572612464,0.2320054311029886,0.23184930361445827,0.23047712492634714,0.22607007428838063,0.22577810167586956,0.22416136661339736,0.222727081616026,0.22195771385511406,0.20586126662630116],"twin_dists":[0.14000863525462212,0.16141417819933332,0.19088655101097335,0.19217681506158166,0.2055970574585632,0.2059129887640548,0.20735709621018653,0.20881282146649477,0.20912334242481334,0.2106228530332902,0.21115926282211597,0.21842316495876185,0.2192110244357629,0.22056630206107744,0.22181128070482203,0.22183625326186202,0.2220051934176055,0.2220563335598601,0.22250677411879255,0.22396555138570387,0.22406286010819657,0.22460320505707074,0.22508474714288743,0.22534390466103107,0.23091032269626902],"n_dims_used":45,"mean_confidence":0.9158021714952257},"coverage":{"mean_confidence":0.9158021714952257,"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}}