{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006411},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007138","490:4900005513","490:4900001727","490:4900001895","496:4960011553","490:4900002184","466:4660001232","496:4960011462","470:4700005002","470:4700005165","496:4960011986","490:4900001590","488:4880003207","496:4960007724","470:4700001808","466:4660000355","466:4660000315","469:4690002044","470:4700005167","466:4660003244","490:4900004038","466:4660001049","466:4660000959","470:4700003490","466:4660000278"],"twin_admin_codes":[490,490,490,490,496,490,466,496,470,470,496,490,488,496,470,466,466,469,470,466,490,466,466,470,466],"twin_sims":[0.5285347870450224,0.4824507795971766,0.4410645145411041,0.4065493578204924,0.3744205001870972,0.35793463268157744,0.3576125987698926,0.33874032440190305,0.32918537408912146,0.32007549171540145,0.3137461694318005,0.3111588849650909,0.3066218739747773,0.3025135578693655,0.3002735868944527,0.2995552649890643,0.290548316236654,0.28600116933819686,0.2846551308048113,0.2842251226790753,0.2835055546413136,0.28265992766825754,0.2820617559098056,0.2817909939946191,0.28102619240546955],"twin_dists":[0.1466658104378008,0.15680712082425782,0.16617481229093442,0.17424974315527234,0.18204454406196818,0.18616998347363223,0.18625151700803744,0.19109842304058663,0.19360746978531662,0.19603721632012325,0.19774822650806206,0.1984532834331654,0.19969780674454915,0.20083393489251591,0.20145716391351884,0.20165759770800043,0.20419519275434528,0.2054940592476761,0.2058809189498573,0.20600473783829257,0.2062121869595123,0.2064563849303008,0.2066293900866337,0.20670777367409277,0.2069294247245553],"n_dims_used":45,"mean_confidence":0.9167992485894098},"coverage":{"mean_confidence":0.9167992485894098,"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}}