{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002210},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001282","470:4700002049","470:4700000659","470:4700001891","488:4880006344","470:4700000447","470:4700000653","470:4700001742","470:4700000549","470:4700001586","470:4700001892","470:4700001902","470:4700001749","470:4700001460","470:4700000553","470:4700000383","470:4700001736","470:4700001151","470:4700000361","488:4880005399","488:4880004274","470:4700002206","470:4700000655","470:4700002226","470:4700000767"],"twin_admin_codes":[470,470,470,470,488,470,470,470,470,470,470,470,470,470,470,470,470,470,470,488,488,470,470,470,470],"twin_sims":[0.8552547706336059,0.8419632998900474,0.8296724000283728,0.7999909497720284,0.7818479332944092,0.7786265409083976,0.7615461194719186,0.7536315709671735,0.7525280775547396,0.7436795649002665,0.7435471728197823,0.7368709878877685,0.7354642138951604,0.7171984462597902,0.6979133924344167,0.6951136265003031,0.6938927291196966,0.6861779807569129,0.6800457406475018,0.6761408361386398,0.6758089737495923,0.6716553586977164,0.670594674500818,0.6697616704853098,0.6681569044974762],"twin_dists":[0.07262663942869166,0.07617752653332778,0.07936688360540377,0.08676449089160931,0.09111507839217249,0.09187621887851724,0.09586189684857804,0.09768282528721928,0.0979355204427192,0.09995190313134164,0.09998194356412961,0.10149214673696666,0.10180923861109208,0.10589394251346566,0.11015014496246994,0.11076397336717783,0.11103135423684911,0.1127170249279756,0.1140524616461935,0.11490096334393025,0.11497301025330942,0.11587394611153039,0.11610378005133784,0.11628421508737266,0.11663166389229378],"n_dims_used":43,"mean_confidence":0.9141512138898983},"coverage":{"mean_confidence":0.9141512138898983,"n_dims_used":43,"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}}