{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010671},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010757","490:4900011082","490:4900010918","490:4900011912","490:4900010501","490:4900010516","490:4900010500","490:4900010854","490:4900010514","490:4900010600","490:4900011238","490:4900010586","490:4900011844","490:4900010688","490:4900010416","490:4900010508","490:4900011228","490:4900010427","490:4900011510","490:4900010504","490:4900011390","490:4900010415","490:4900010940","490:4900011322","490:4900010686"],"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":[0.5929305882729933,0.5354740758719906,0.5305918143057052,0.5269606552112123,0.5005794220139502,0.497019854815931,0.3988701347068457,0.36078517658412074,0.34086737323202576,0.3357494375277507,0.3247666324946705,0.3147082884338657,0.2826599588820616,0.28142081050745293,0.280485521870684,0.27686399778316834,0.2737412961467203,0.2637012126307386,0.2624101356253669,0.26122525707236666,0.2568833503628179,0.2480349504781158,0.24724799355263738,0.24489958403816753,0.23820012841811705],"twin_dists":[0.13278711300728616,0.14515794384504968,0.14621840172318726,0.14700844161130178,0.15278771705579253,0.15357352565049606,0.176085992082032,0.185449906157575,0.1905451106904365,0.19187962131961483,0.19478128672464343,0.19748688554680882,0.20645637590832172,0.20681501288110796,0.20708633985454059,0.20814216107707365,0.20905934530994205,0.2120527525577653,0.21244279322829468,0.21280180977062094,0.21412622102031872,0.21686983169696625,0.2171168500581871,0.21785701123134246,0.2199940473255123],"n_dims_used":45,"mean_confidence":0.8900165134006076},"coverage":{"mean_confidence":0.8900165134006076,"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}}