{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003670},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002995","490:4900003139","490:4900003119","490:4900004354","490:4900004365","490:4900003521","490:4900003794","490:4900003131","490:4900003252","490:4900002993","490:4900004493","490:4900003654","490:4900003952","490:4900003125","490:4900003657","490:4900001376","490:4900002989","490:4900003259","490:4900002990","490:4900002696","490:4900002986","490:4900001245","490:4900003256","490:4900003518","490:4900003949"],"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":[0.5744745988405364,0.3685783173315854,0.34714321295831363,0.3448701230754487,0.2436838749124572,0.22485582091178713,0.2245447603287287,0.21439849720582038,0.2083980428577193,0.19296781924323272,0.18530408091786377,0.1821041713419266,0.1810753280667159,0.1793104853875658,0.17574862636085112,0.17074833021078503,0.16322863441230065,0.15952539370957633,0.15038709359816024,0.14587996898846822,0.14372844702553975,0.14061500739019064,0.1352364736526438,0.13400104590827713,0.12953922408515814],"twin_dists":[0.13674487136894678,0.18349588098762362,0.18892322249480556,0.18950885267703882,0.21824197018436545,0.22437078823982046,0.22447483345475472,0.22792279544403088,0.2300139400803205,0.2355875834118314,0.23847142431923884,0.23970034409467678,0.24009870559511484,0.24078578778842225,0.24218723081758367,0.2441892194069833,0.24728070976924324,0.24884115541315824,0.2528081329355178,0.25483023441009317,0.2558118324662518,0.2572517944566219,0.2597963988926745,0.26039155680080256,0.2625759945720312],"n_dims_used":45,"mean_confidence":0.9150215996636285},"coverage":{"mean_confidence":0.9150215996636285,"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}}