{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007906},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008682","490:4900007795","490:4900008352","490:4900010257","490:4900008804","490:4900008133","490:4900008561","490:4900007907","490:4900008447","490:4900009967","490:4900008802","490:4900009333","490:4900008558","490:4900009114","490:4900007928","490:4900009001","490:4900008458","490:4900008131","490:4900007912","490:4900010418","490:4900008785","490:4900008882","490:4900008335","490:4900009431","490:4900008570"],"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":[0.32058051826745454,0.2717917944518059,0.23811142101078095,0.19863841347439853,0.17110843533464945,0.1662158186256461,0.1484571549012412,0.14022375150971644,0.12112008434975471,0.10700079823070856,0.09161730698514568,0.08718032592391854,0.08063392149954202,0.07802110675637888,0.07134553015396938,0.06697173645992609,0.06540478428314006,0.06481865666222342,0.062302409649710705,0.05428312612326252,0.052103111940163434,0.05102794925515674,0.05092110978916073,0.049477713955183016,0.048844539438272896],"twin_dists":[0.19590151661728314,0.20963520243537018,0.22002260398158288,0.23350473002660463,0.24404365139515055,0.24604057312710806,0.25366843897657376,0.2574344232536955,0.2668579601324265,0.27458052829608254,0.2839553576812853,0.2868889851579099,0.291442276719371,0.2933425045114997,0.2984413186672821,0.30199572372487865,0.3033151777217251,0.3038153637506038,0.3060056344009091,0.31350861144901,0.31570618501240805,0.31681825163529387,0.31692981964325984,0.3184565296420651,0.31913799018659356],"n_dims_used":45,"mean_confidence":0.894633314344618},"coverage":{"mean_confidence":0.894633314344618,"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}}