{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010628},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011805","490:4900011804","490:4900012122","490:4900010797","490:4900011860","490:4900011530","490:4900011789","490:4900011544","490:4900010454","490:4900012189","490:4900011461","490:4900011528","490:4900011034","490:4900009785","490:4900010949","490:4900012190","490:4900010709","490:4900011595","490:4900012209","490:4900011857","490:4900012188","490:4900011922","490:4900011729","490:4900004666","490:4900009172"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5672568324693876,0.544187621140756,0.5116730183661737,0.4809130127979204,0.391482855735847,0.3870099020242163,0.3706572572354347,0.3642419086638758,0.34947631937502954,0.3281291330422351,0.32153131828821374,0.30574872170867007,0.29057472331578316,0.279462195170842,0.27637042736487033,0.27569777874640644,0.26770939408694394,0.2657533076948893,0.26573502525223813,0.24765566727599336,0.24272382918501428,0.2384047047510734,0.23368939812638334,0.22545924206965803,0.22419998598525856],"twin_dists":[0.13829567074340268,0.1432700091708513,0.15034838491973523,0.15715015521380157,0.1778677031567821,0.17895413095345883,0.1829781254777802,0.18458057556682717,0.18832422929325293,0.1938872597161258,0.1956463630577566,0.19993853034182976,0.20418768530464462,0.20738383625041532,0.20828670734945381,0.20848395247474846,0.2108493991822667,0.21143525170662458,0.21144073997245574,0.2169888222310692,0.2185468496735942,0.21992821658868492,0.22145503588189602,0.22416922524089916,0.22459026752965713],"n_dims_used":45,"mean_confidence":0.9194229125976563},"coverage":{"mean_confidence":0.9194229125976563,"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}}