{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700008602},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001028","499:4990003297","487:4870006812","470:4700000899","479:4790000151","472:4720000505","472:4720001318","470:4700001301","470:4700008653","499:4990002223","470:4700003621","470:4700003787","481:4810000244","499:4990003233","485:4850002754","499:4990003284","470:4700000197","470:4700007622","481:4810001286","470:4700008720","469:4690005487","466:4660010764","470:4700003626","470:4700001440","496:4960005544"],"twin_admin_codes":[470,499,487,470,479,472,472,470,470,499,470,470,481,499,485,499,470,470,481,470,469,466,470,470,496],"twin_sims":[0.4677351607313902,0.42978204378960727,0.42105478668476376,0.4153276797371955,0.39627279991342,0.38860311883620985,0.38838698335054606,0.3859726986711956,0.37751696201467705,0.3756433401022129,0.3739582389664985,0.37342198533115073,0.36708402164792375,0.3605192557310862,0.3509842367589628,0.3456693561970372,0.3425174961351384,0.34176804430088825,0.3407499140968902,0.34002107590565617,0.3295859572735561,0.32427416871071046,0.3199112477116835,0.31455023735161336,0.31280692241604074],"twin_dists":[0.1601045397109048,0.1687845832655892,0.17082245908898008,0.17216943858141875,0.1767106862762283,0.1785664834461776,0.17861902760584514,0.17920689995126002,0.18127982905356566,0.18174217830786332,0.18215897135551345,0.1822918017704781,0.18386893244625083,0.185516957330526,0.1879382079180574,0.18930270919279324,0.19011713445320588,0.19031137556924613,0.19057561711575854,0.19076503667585257,0.19350148768062567,0.1949126537641649,0.19608137426040764,0.1975297858768294,0.19800379470779608],"n_dims_used":43,"mean_confidence":0.9150218520053598},"coverage":{"mean_confidence":0.9150218520053598,"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}}