{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001159},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001484","491:4910001168","491:4910000966","491:4910001775","491:4910001028","491:4910001604","491:4910002232","491:4910001040","491:4910003325","491:4910001039","491:4910003117","491:4910001093","491:4910001379","491:4910001835","491:4910001841","491:4910000964","491:4910001094","491:4910002881","491:4910001161","491:4910001431","491:4910002102","491:4910001662","492:4920000469","491:4910001311","491:4910001893"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491],"twin_sims":[0.4365409012701517,0.36505749308164087,0.31481235571457983,0.30598454916262413,0.2875392656882577,0.2763495529791789,0.26844628443269,0.2597753308091552,0.2507463385338417,0.23839212089652861,0.23151404655873956,0.23094843007317425,0.20658314324917817,0.2059376409938526,0.20537426583347762,0.20467121358116522,0.19565700428999303,0.19149964546205223,0.17479405909822052,0.1714076202828123,0.1642015456308203,0.16243533504616425,0.147529740021952,0.14745830265006374,0.14367471528253037],"twin_dists":[0.16721794974146825,0.18437607449687213,0.19745864489513942,0.19987347482441714,0.20505333705231701,0.20829282406516353,0.21062938828523795,0.21324252870514576,0.2160225779154246,0.2199322648922667,0.22216622488154877,0.22235186165966797,0.23065448001399005,0.23088322563058267,0.2310832688751319,0.23133343596128647,0.2345946077824281,0.23613377137853203,0.2425662432477351,0.24392287652812744,0.24687501478798737,0.24761280617401082,0.2540847884204579,0.2541169392817368,0.25583648579257073],"n_dims_used":45,"mean_confidence":0.8980721367730035},"coverage":{"mean_confidence":0.8980721367730035,"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}}