{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001245},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001339","498:4980001319","498:4980001063","498:4980001128","498:4980003437","498:4980001340","498:4980001438","498:4980001226","498:4980001152","498:4980001220","498:4980002861","498:4980003098","498:4980001328","498:4980001049","498:4980001157","498:4980001532","498:4980002787","498:4980003056","498:4980001036","498:4980002925","498:4980001146","498:4980002657","498:4980002615","498:4980003117","498:4980003092"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.8758852145204622,0.7458991829061693,0.6657294482976205,0.648637063660302,0.6472948877637872,0.6428638702106141,0.6374143375998245,0.6040774909951081,0.5997714952449481,0.5931904237009071,0.5899535967690952,0.5861504574568861,0.5662146533753193,0.5659797591024204,0.5649911784168893,0.5571577626522611,0.5416181677326489,0.537722182115813,0.5345798639980667,0.5327035530566888,0.5315681909233223,0.5307511222765254,0.5274642825346126,0.5258641577122839,0.520978235004648],"twin_dists":[0.0668620880142163,0.09944770820711436,0.11715685523210811,0.12084357892027534,0.12113235611938791,0.12208509737124702,0.12325566228724816,0.13039977940353503,0.1313218655135557,0.1327314480127096,0.13342495957617517,0.13424006551519443,0.13851977455606396,0.1385702916261608,0.1387829268752976,0.14046955126447935,0.14382613073455203,0.1446702971334795,0.14535202416887705,0.145759473699286,0.1460061659894863,0.1461837672274422,0.14689879605107958,0.14724724171691048,0.1483126855918183],"n_dims_used":45,"mean_confidence":0.9250125461154514},"coverage":{"mean_confidence":0.9250125461154514,"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}}