{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004655},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005805","480:4800004739","480:4800005082","480:4800004662","480:4800004154","480:4800004578","480:4800005804","480:4800005252","480:4800005423","480:4800005164","480:4800004383","480:4800004657","480:4800005599","480:4800004652","480:4800004477","480:4800005424","480:4800006388","480:4800005737","480:4800006156","480:4800003390","480:4800006203","480:4800004905","480:4800005074","480:4800004389","480:4800005337"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.33226646624891554,0.25113285097587545,0.2385482287251696,0.23580882781823873,0.2000818273942288,0.18823579248948522,0.13823326637533262,0.13016936471683857,0.1260878945234585,0.1248754622176934,0.12297333622472992,0.12083667604991849,0.1062451536110295,0.10346333972647312,0.09956163017318359,0.09670304052805424,0.09041902057710614,0.08358298167147866,0.074996566917895,0.07322851204666324,0.06943524585844107,0.06753243915132418,0.058320684346027586,0.057789157319403685,0.05393797829171191],"twin_dists":[0.1927941180791905,0.21590227840424184,0.21988205388287804,0.22076629477331886,0.23298113719007138,0.23735854240262916,0.2583694655135229,0.26226408211689173,0.26430501861610156,0.26492092842241177,0.2658964200907907,0.26700599093359556,0.27501554174288123,0.27663801961736845,0.2789719966256375,0.2807278687347434,0.28473633718910885,0.28935588948646984,0.29560716853489555,0.29696535943853625,0.29997130743542655,0.30152969626651926,0.3096246160297685,0.3101229863622286,0.3138516045377275],"n_dims_used":42,"mean_confidence":0.9169730231875465},"coverage":{"mean_confidence":0.9169730231875465,"n_dims_used":42,"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}}