{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005285","490:4900005288","490:4900005293","490:4900005419","490:4900005019","490:4900005292","491:4910002162","490:4900003237","490:4900007413","490:4900005950","490:4900005417","490:4900005286","490:4900003632","490:4900004335","490:4900004193","490:4900007669","490:4900002368","490:4900004206","490:4900003639","490:4900005422","490:4900004331","490:4900003240","490:4900003241","490:4900006310","490:4900002369"],"twin_admin_codes":[490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7954351850865229,0.7380341382734761,0.6116717917469505,0.5842666726436775,0.4506044924365037,0.4344822349134506,0.32001897915604094,0.31264551056331524,0.30941229240263396,0.3077930840503835,0.297762119117377,0.2970495099817659,0.2956890541831107,0.2855767594353871,0.27845782270786484,0.27242491827023,0.2604769488357876,0.24752276275117446,0.24369447757392695,0.2425848649599188,0.241160520043156,0.23789742852017315,0.23289813390077024,0.20742985734365324,0.20088028742666342],"twin_dists":[0.08786772853582657,0.1012296771107418,0.12877360657593664,0.13464392820221735,0.16398836345465642,0.16769408902002528,0.19605240860986647,0.19804775869860802,0.1989311404810169,0.1993755303348914,0.20215917180996046,0.20235899311813435,0.20274126044839,0.20561591886335343,0.2076764668970226,0.20944790816222073,0.2130290727413162,0.2170305453372114,0.21823860745884507,0.21859104477937882,0.21904498034304845,0.22009152090993087,0.22171321900978033,0.23035517011317352,0.23269261691440607],"n_dims_used":44,"mean_confidence":0.897227634083141},"coverage":{"mean_confidence":0.897227634083141,"n_dims_used":44,"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}}