{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920003921},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003785","492:4920003739","492:4920003367","492:4920003260","492:4920003557","492:4920003925","492:4920002830","492:4920001831","492:4920001271","492:4920001839","492:4920002817","492:4920003813","492:4920003016","492:4920001277","492:4920003451","492:4920000684","492:4920003211","492:4920001733","492:4920002292","492:4920001366","492:4920000668","492:4920001732","492:4920002831","492:4920001832","492:4920001398"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.5656077223402534,0.4956642283975334,0.45748262210166224,0.41410635103648485,0.39785937718340364,0.36374561611408074,0.36258524997846286,0.36008389900901144,0.35438838851990384,0.35246619769317666,0.35110413812628194,0.3393117816712291,0.33840226187575617,0.33353187468019097,0.3245847115790639,0.32445992848010424,0.3129529693356125,0.3100084147604534,0.30496577187120116,0.302127561675268,0.30123829863372464,0.29833009651812575,0.2974076701782608,0.28647343702568256,0.2844603373111734],"twin_dists":[0.13865030819454188,0.1538732120470468,0.16242271612113787,0.17245771506594149,0.17632887097709224,0.18470512996637722,0.1849966826334786,0.18562678573854038,0.18706992615496382,0.1875596746214739,0.18790755086626462,0.1909495861673528,0.19118653551826736,0.1924612688913777,0.19482980208654463,0.19486308845417954,0.19796402682456088,0.19876787175792743,0.20015472372814677,0.200941138672105,0.20118842010607613,0.2020001074559332,0.20225852696004765,0.20535858595086326,0.20593699488483821],"n_dims_used":45,"mean_confidence":0.913441891140408},"coverage":{"mean_confidence":0.913441891140408,"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}}