{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000716},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001090","494:4940008116","487:4870009628","487:4870002097","490:4900006024","490:4900001222","490:4900001303","487:4870003371","490:4900001313","494:4940000772","487:4870003968","487:4870003947","480:4800005230","493:4930006952","490:4900005647","480:4800003597","490:4900000101","487:4870003958","480:4800004526","490:4900001302","480:4800004199","480:4800004871","466:4660009949","487:4870003923","494:4940004845"],"twin_admin_codes":[490,494,487,487,490,490,490,487,490,494,487,487,480,493,490,480,490,487,480,490,480,480,466,487,494],"twin_sims":[0.12163604315300547,0.05441994709774621,0.035812364540363496,0.02750529994271893,0.02287846391258885,0.021581560181839113,0.020543693100990745,0.01867610841940017,0.018452232608220823,0.017852337775732852,0.016076061992626352,0.014153886265851916,0.014004241378102581,0.013921189464956806,0.013639644117108354,0.013215821409307877,0.01282053398312651,0.01172328348488838,0.011549534837461168,0.011024642393696278,0.010393956273746943,0.010333679803071073,0.010214250197871007,0.009754888809644974,0.009503356882291156],"twin_dists":[0.26658913999128087,0.31337314456577575,0.33513970234174917,0.3481690878319788,0.3569804942241139,0.35972729291291844,0.36203087178993804,0.3664445055936561,0.3669991923461051,0.3685150901494563,0.3732812355012759,0.3789917367673514,0.37946449528215537,0.3797288008781758,0.380635278747778,0.3820315199150895,0.3833699157957323,0.38728643423399883,0.387936207377814,0.3899533028033399,0.3924931106752428,0.3927429764069216,0.39324190948588666,0.3952107196702971,0.3963240877318454],"n_dims_used":45,"mean_confidence":0.9107370164659289},"coverage":{"mean_confidence":0.9107370164659289,"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}}