{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005841},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005117","480:4800005031","480:4800005701","480:4800005768","480:4800003941","481:4810000269","493:4930001575","480:4800005613","480:4800005032","480:4800004859","480:4800005537","480:4800005693","493:4930001727","480:4800005203","480:4800004773","493:4930001890","480:4800005842","470:4700007892","470:4700001712","493:4930002884","480:4800005687","470:4700009037","493:4930006273","470:4700000385","480:4800005762"],"twin_admin_codes":[480,480,480,480,480,481,493,480,480,480,480,480,493,480,480,493,480,470,470,493,480,470,493,470,480],"twin_sims":[0.5799492258749829,0.52390144436809,0.5092676876510281,0.49091855338423585,0.48529166119415923,0.4255379733229846,0.4247000922134518,0.40881326098268866,0.39015058717472145,0.37000644944338956,0.3640086910930273,0.34577384836616953,0.337700856826928,0.33386920098677747,0.31961244669766486,0.3116461257650009,0.310181446744332,0.29269188463181417,0.29252395736601144,0.2885725063376653,0.2880670652968101,0.28129550499988554,0.2794070217210359,0.2782163265543563,0.27542546119370986],"twin_dists":[0.13556989534782438,0.14767496732122468,0.1508760914956649,0.15492420990223665,0.15617429568240437,0.16977343707624226,0.16996914107545447,0.1737113678388367,0.17819068308355146,0.18314005207264739,0.18463909542757262,0.18927577654888741,0.19136950081686346,0.19237265584247432,0.1961617412707066,0.19832025127849495,0.19872051467147966,0.20358709811910333,0.20363464060478145,0.2047580673790815,0.2049024283416489,0.20685133223836522,0.20739989478539453,0.20774692418590734,0.2085638896414576],"n_dims_used":43,"mean_confidence":0.9210829623909884},"coverage":{"mean_confidence":0.9210829623909884,"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}}