{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003524},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002779","480:4800003585","480:4800003472","480:4800003221","480:4800003307","480:4800003408","480:4800003005","480:4800003267","480:4800003219","480:4800003589","480:4800002827","480:4800003305","480:4800002621","480:4800003466","480:4800002884","480:4800003470","480:4800003220","480:4800003783","480:4800002675","480:4800003411","480:4800003360","480:4800003271","480:4800003587","480:4800002874","480:4800003127"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6195740042551544,0.5816512946900699,0.5400494378704305,0.5359479900784355,0.5338209138859531,0.5094172459975372,0.4845876757228393,0.48375803411499185,0.47852885059299693,0.44345991475491914,0.44086113985676195,0.42093293677410737,0.41375767499427357,0.4066429292795252,0.40302708691278255,0.3964031822129974,0.39511029714238505,0.39447474790196435,0.37791717758782156,0.37740083501369676,0.37696020278930187,0.37403629611198685,0.35979580745237233,0.3567078277357168,0.35138961615922465],"twin_dists":[0.12708112426177126,0.13520478826831347,0.14416589825509013,0.14505511146023645,0.1455167985227983,0.15084326116238878,0.15633100555602733,0.1565157775680135,0.1576826871798212,0.1656241288702026,0.16622161987797743,0.1708510360374749,0.17254008230020676,0.17422746478295661,0.17509002945518223,0.1766792828953538,0.17699089278819127,0.17714424464806072,0.18118121387515937,0.18130845286544559,0.1814171020784119,0.18213964435738494,0.18569950050472733,0.18648079189890301,0.18783458024538813],"n_dims_used":43,"mean_confidence":0.922112220941588},"coverage":{"mean_confidence":0.922112220941588,"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}}