{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000155},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000284","491:4910000093","491:4910000562","491:4910000154","491:4910000131","491:4910000461","491:4910000411","491:4910000323","491:4910000068","491:4910000283","491:4910000358","491:4910000510","491:4910000870","491:4910000322","492:4920005767","491:4910000302","492:4920005464","491:4910000314","492:4920005714","491:4910000342","491:4910000385","491:4910000864","492:4920005766","491:4910000893","492:4920005641"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,492,491,492,491,491,491,492,491,492],"twin_sims":[0.3882600523118487,0.29509850214406014,0.2930602594984619,0.2897870420595646,0.2795418579395173,0.27169696787245473,0.243120150346118,0.20942996754846963,0.20343324080084613,0.19583107618292542,0.18902152129578503,0.1872282049880199,0.16723796411374092,0.16134549906578638,0.15815230569900693,0.15069463842122513,0.1311066309112076,0.12071522800932785,0.1206448371549073,0.11987199721608707,0.11618894946616458,0.1135161716682149,0.11278957025578087,0.10925229681330743,0.10544681308220011],"twin_dists":[0.1786498919175187,0.20290751918981528,0.2034828628264747,0.20441179562563183,0.20736065336432258,0.20966327770370705,0.2184208965813095,0.22965143238443575,0.2317753784219802,0.23453065948361157,0.2370623461795492,0.23773964317268764,0.2456199232212568,0.24807096349339858,0.24942642963908168,0.25267179147625657,0.2618022472362005,0.2670695072221632,0.2671063433751538,0.26751186079397465,0.26947235072014164,0.27092515171515297,0.27132464588152366,0.2732983507593392,0.2754777540530197],"n_dims_used":45,"mean_confidence":0.8900302463107639},"coverage":{"mean_confidence":0.8900302463107639,"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}}