{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":475,"cluster_id":4750010721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750010654","475:4750010786","475:4750010722","475:4750010720","475:4750010787","475:4750010792","475:4750010926","475:4750010788","475:4750010716","475:4750010791","475:4750011388","475:4750011318","475:4750011127","475:4750011662","475:4750010651","475:4750011194","475:4750010790","475:4750010726","475:4750010715","475:4750010274","475:4750011336","475:4750010717","475:4750010132","475:4750011405","475:4750011195"],"twin_admin_codes":[475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475],"twin_sims":[0.9653999902731955,0.9569561028689084,0.9519480537050725,0.9422416196490399,0.9216314609322915,0.9046845231819727,0.8693890867346492,0.8598827752959844,0.856148224146493,0.8418141779666125,0.8282792444725262,0.8225766306177666,0.8140168188251732,0.8113640762731029,0.8049751115376349,0.8020115943826804,0.7944276629147692,0.7935463679979156,0.7837830772635916,0.7805945909875633,0.7780889685740321,0.7721337086281281,0.7694156042466015,0.7654365996945125,0.7652087719392825],"twin_dists":[0.034465843627077,0.03852601751873882,0.04075858346051986,0.044799560421477834,0.05246988833682456,0.05813069156755419,0.06871440857539174,0.07136226840675729,0.07238373898377967,0.07621673644531489,0.07972324635451156,0.0811717899494625,0.08331714102766992,0.08397536173959352,0.0855485366198321,0.08627268329222643,0.08811069328852782,0.08832292206193544,0.09065629648906327,0.09141159368039903,0.09200292654183541,0.09340089628811385,0.0940355878332063,0.09496105802144696,0.09501391999004512],"n_dims_used":44,"mean_confidence":0.9150747819380327},"coverage":{"mean_confidence":0.9150747819380327,"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}}