{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001699},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001649","491:4910001924","491:4910001928","495:4950000154","492:4920005045","491:4910001411","474:4740004716","492:4920005067","487:4870003916","491:4910001702","474:4740004659","492:4920005044","492:4920005000","475:4750000508","470:4700003482","470:4700002784","487:4870003080","466:4660003216","491:4910001471","487:4870001337","487:4870001057","491:4910001877","491:4910001879","487:4870000801","490:4900002800"],"twin_admin_codes":[491,491,491,495,492,491,474,492,487,491,474,492,492,475,470,470,487,466,491,487,487,491,491,487,490],"twin_sims":[0.031257704400399176,0.027706395163277452,0.0216795322965533,0.009628822499041146,0.007446874423673508,0.0060599900831890775,0.005543982667219044,0.004799217576850216,0.0046575706968311386,0.004229494890788301,0.0036988893090290015,0.003027842482843368,0.0024766885970435395,0.0024753521005313746,0.0024497229910038104,0.0020736319653946156,0.002029119464297071,0.001985028413157549,0.0017364188484728837,0.0016859449863028178,0.0015174877957865522,0.0013169850943578827,0.0013055285481843523,0.0012149328135241588,0.0011589715547177558],"twin_dists":[0.34191734370789767,0.34781600196357243,0.35951485193184285,0.3957654890678956,0.4065698318348127,0.41503168436111987,0.4186329243816352,0.4244055967017633,0.4255946038997573,0.42939863031654824,0.43463240619193566,0.44233294073256085,0.44992964512480593,0.4499498802990314,0.4503398671460946,0.4565399006623178,0.4573409180705002,0.45815043882282164,0.46305055712398735,0.46412384963464504,0.46793397764701977,0.47301458536790575,0.47332604295473335,0.47588204442114224,0.47755052985716223],"n_dims_used":45,"mean_confidence":0.8974044799804688},"coverage":{"mean_confidence":0.8974044799804688,"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}}