{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003791},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002843","490:4900003663","490:4900003394","490:4900003525","490:4900003524","490:4900001641","490:4900003384","490:4900003914","490:4900003400","490:4900003531","490:4900003800","490:4900002547","490:4900001368","490:4900004073","490:4900001244","490:4900001242","490:4900004491","490:4900003664","490:4900001640","490:4900004211","490:4900001243","490:4900003932","490:4900003790","490:4900001781","490:4900003386"],"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":[0.23230386630378674,0.1993621273770352,0.19870563492916646,0.1467592146258968,0.11501786249661479,0.031666613280991414,0.02887637281289292,0.01884182148552522,0.016730105653299177,0.015615586643391674,0.01499077104806632,0.013378889374225579,0.01169201176424309,0.01111658475825932,0.010831888366511961,0.010565458634854079,0.01022808368279353,0.010160826422898115,0.009702976121589447,0.009602997748293178,0.009252346047565146,0.009119954909206618,0.008765914314309132,0.00852080977995018,0.008499833793898643],"twin_dists":[0.22190750280246055,0.23324187865689616,0.23348028750908079,0.2544321775495818,0.2701057034448897,0.3412755751021406,0.3458044043854513,0.366037658386488,0.3714748834626875,0.37459214203689034,0.3764263880541749,0.38148968697778535,0.38740274839425787,0.3895938997654693,0.3907155122797481,0.39178917022462006,0.39318385294694935,0.393466778726997,0.39543838833569994,0.39587993305699287,0.3974616873169371,0.3980728425455064,0.3997470242017975,0.4009418693655242,0.40104554740051995],"n_dims_used":45,"mean_confidence":0.9169050428602431},"coverage":{"mean_confidence":0.9169050428602431,"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}}