{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001476},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011482","487:4870004716","470:4700006665","490:4900000572","490:4900001900","487:4870004422","487:4870005131","496:4960010207","470:4700007122","466:4660000248","490:4900002354","490:4900002038","490:4900000221","496:4960000012","490:4900001447","490:4900001890","490:4900001592","490:4900000087","478:4780008202","469:4690001653","490:4900000096","496:4960008167","494:4940000937","493:4930002723","493:4930006330"],"twin_admin_codes":[496,487,470,490,490,487,487,496,470,466,490,490,490,496,490,490,490,490,478,469,490,496,494,493,493],"twin_sims":[0.3590738505579573,0.2769395252819594,0.22717967119716698,0.22300626767462575,0.21725991323217753,0.20091305435021084,0.18846995419448997,0.18250803617968442,0.17178893881379703,0.16497865546630508,0.15423717542948776,0.1393116137378856,0.13663125502840617,0.13540476503483673,0.13506206743598667,0.13447386163437244,0.13409865666814533,0.1322096290057936,0.12778227961433491,0.12753011393340732,0.11498992305943882,0.1140122274341216,0.11153429615256785,0.11031282247788068,0.11023398623980059],"twin_dists":[0.18588185439397778,0.20812005609935164,0.2235965032961141,0.22499085248789963,0.2269395206989706,0.2326807936051098,0.23727018003390274,0.23954440488232864,0.24376916473803686,0.2465522143777418,0.25111585677607007,0.25786166733739496,0.25912935448082514,0.2597156419206597,0.2598801697321853,0.2601632967845116,0.2603443840164745,0.26126192563047057,0.26345175986199015,0.2635782004780339,0.27012087418804814,0.2706535442575131,0.2720195106677143,0.2727014853873469,0.272745701454409],"n_dims_used":45,"mean_confidence":0.9160892910427517},"coverage":{"mean_confidence":0.9160892910427517,"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}}