{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001508},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001753","491:4910001391","491:4910001451","491:4910001450","491:4910002114","491:4910001687","491:4910001011","491:4910002366","491:4910001629","491:4910001325","490:4900007414","490:4900006546","491:4910001918","490:4900006545","491:4910001812","491:4910002066","490:4900006543","490:4900007048","491:4910001634","491:4910001693","491:4910001633","491:4910002115","491:4910002021","491:4910002017","491:4910001449"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,490,490,491,490,491,491,490,490,491,491,491,491,491,491,491],"twin_sims":[0.869103540945301,0.5615670795124964,0.43682874189813614,0.3492493934219614,0.3430253542356948,0.16629386411919445,0.15874148499525179,0.12062072553726416,0.10530982465116484,0.09190675068764581,0.0738034296075278,0.07328007378556924,0.07031556673697648,0.062363299702538504,0.06115730935253729,0.059901964925631955,0.05982395989995896,0.05700620474648291,0.05700235225835816,0.05637932073294271,0.05303792644489344,0.05253678995559064,0.051799411915219605,0.0471762003670156,0.04683274705914479],"twin_dists":[0.0687949980244292,0.1395197855948178,0.1671514476693178,0.1883823969919516,0.18998563785919162,0.2460083889131772,0.24917484243454366,0.2671189649700781,0.2755573390339831,0.28376792624224007,0.29652083754451825,0.2969253773359506,0.29926204965706604,0.3059517843829688,0.3070264684872639,0.30816377792316246,0.3082350928259111,0.3108640286849147,0.3108676956646961,0.3114634369375668,0.31475467321033834,0.31526301323610045,0.31601836129077815,0.32096953576650733,0.3213532914078147],"n_dims_used":44,"mean_confidence":0.8937747261740945},"coverage":{"mean_confidence":0.8937747261740945,"n_dims_used":44,"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}}