{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000101","494:4940008401","490:4900001302","490:4900001055","480:4800004199","487:4870004111","466:4660006510","466:4660007641","466:4660001431","490:4900007010","466:4660004064","494:4940000950","496:4960011308","494:4940004600","469:4690002064","487:4870003923","472:4720005903","480:4800004889","478:4780008227","494:4940000830","466:4660006992","490:4900000716","480:4800005139","490:4900000888","494:4940004260"],"twin_admin_codes":[490,494,490,490,480,487,466,466,466,490,466,494,496,494,469,487,472,480,478,494,466,490,480,490,494],"twin_sims":[0.22607314496138836,0.17647504037966485,0.10549090787341098,0.07618852882883562,0.07324858558530319,0.05857067659235167,0.05742384774619214,0.05668442806840357,0.055493043398058696,0.04690573497737802,0.043392726147881956,0.03335674811143606,0.03131225510087705,0.029723295691627336,0.02621410333398507,0.023356800412995305,0.022721606774309178,0.021406553575814002,0.020947476228235874,0.02070588265110905,0.020377147646975572,0.018452232608220823,0.017961857059414197,0.017135133070087037,0.015640562268481158],"twin_dists":[0.22396452843429393,0.2418997886064835,0.2754521537926796,0.2947060382590414,0.29694979127108045,0.3093915116113578,0.3104677039418215,0.311171018430243,0.31232033571662626,0.3212715422424572,0.325333047743741,0.3386958895818213,0.34183131453167354,0.34439149517632855,0.3504906846392122,0.356001444323428,0.3573054139557457,0.36010887016393084,0.36112287723291037,0.36166430119137893,0.36240992084580514,0.3669991923461051,0.36823504747643443,0.3703871172964368,0.3745201736550202],"n_dims_used":45,"mean_confidence":0.9114940219455295},"coverage":{"mean_confidence":0.9114940219455295,"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}}