{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003366},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003224","487:4870003101","487:4870002253","487:4870003367","480:4800004968","466:4660005238","466:4660010566","487:4870003362","487:4870003640","487:4870003354","490:4900006379","481:4810003365","487:4870002973","487:4870002974","490:4900012632","487:4870001625","487:4870002261","487:4870004081","487:4870002721","479:4790004208","466:4660005331","487:4870002259","490:4900012335","494:4940008009","469:4690003123"],"twin_admin_codes":[487,487,487,487,480,466,466,487,487,487,490,481,487,487,490,487,487,487,487,479,466,487,490,494,469],"twin_sims":[0.09414808809573322,0.09395582167091299,0.06403212462510766,0.05814647774297846,0.0027038941676154104,0.0018434305215010813,0.0013773678834718111,0.0013620807953121609,0.001105733966252302,0.001042294128000788,0.0010387527969604145,0.0010074832480293195,0.0007414516139316445,0.0006376163371177794,0.0005545494853512426,0.0005078287457399347,0.00044000982925133535,0.00040369904139902986,0.00030013352533939916,0.00029864155104519335,0.0002888689571507142,0.0002501130488774856,0.00022627967621563123,0.00021760350807696903,0.0001984948993989387],"twin_dists":[0.2823321003244229,0.2824542041599047,0.30449241114541503,0.30978754165680533,0.4466270986273353,0.46086697119663633,0.4714132942783534,0.47181246450497083,0.4792085573986235,0.4812837681751198,0.48140303172689003,0.48247279157168205,0.49307514559940874,0.4982095639663806,0.5029130062558965,0.5058562525354585,0.5106136824101855,0.5134508941259242,0.5230986793851435,0.5232593460943342,0.5243307434611413,0.5289447640802887,0.53212856125396,0.5333664193420873,0.5362651779676663],"n_dims_used":43,"mean_confidence":0.8955567825672238},"coverage":{"mean_confidence":0.8955567825672238,"n_dims_used":43,"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}}