{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003454},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003455","480:4800003453","480:4800003401","480:4800003398","480:4800003157","480:4800003508","480:4800002602","480:4800002619","480:4800003399","480:4800002999","480:4800003397","480:4800003295","480:4800003443","480:4800003700","480:4800003346","480:4800003115","480:4800002605","480:4800003400","480:4800002615","480:4800003024","480:4800003634","480:4800003457","480:4800003511","480:4800003194","480:4800003072"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7317412653896378,0.6325623726282168,0.6229861073454673,0.5522622478049367,0.43357213334145833,0.41958170745845225,0.40027796926880954,0.39813879291768656,0.3921101206196147,0.38730648250174715,0.3691912644450588,0.3405291057233425,0.32493724455680123,0.2840895960808144,0.272780376673545,0.2602523975747082,0.2566386286194234,0.2465706543550517,0.23817811285429785,0.22204520917220175,0.2218822587662098,0.2095841664374533,0.20951326481169283,0.20893420135686303,0.20722455880067608],"twin_dists":[0.10264658512999335,0.12429693433639098,0.12635006353750697,0.14152532695758777,0.16790486939659763,0.17116816896668774,0.1757481649840211,0.17626170090800658,0.17771581406144488,0.1788819125750484,0.18334307703402158,0.19063298060174208,0.1947358009649183,0.20604378549381855,0.20934287187694212,0.21309734946792738,0.21420128736543206,0.21732986504570348,0.22000113392125858,0.22531440212912413,0.22536935358807955,0.22959736787773466,0.2296222237194351,0.22982543935911154,0.23042766560457842],"n_dims_used":43,"mean_confidence":0.9137810995412428},"coverage":{"mean_confidence":0.9137810995412428,"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}}