{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001776},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002303","480:4800002010","480:4800002260","480:4800002257","480:4800001717","480:4800002060","480:4800001392","480:4800002216","480:4800001893","480:4800002125","480:4800001951","480:4800002114","480:4800002263","480:4800001333","480:4800002446","480:4800002009","480:4800001660","480:4800002004","480:4800002497","480:4800002207","480:4800001558","480:4800002112","480:4800001665","480:4800001896","480:4800001954"],"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":[0.7217945769274489,0.633938226808478,0.5790893807060645,0.5750544659132134,0.5693939479100857,0.4763697733790878,0.44731364213132907,0.41202674695720065,0.4046672498242868,0.40217436891445635,0.3800192481089051,0.36939043568426944,0.3613822903586589,0.340803426183263,0.3378268896941345,0.3357233738201416,0.32784879463691685,0.3220406333930838,0.31887089006044717,0.31392870625550795,0.31220648751565133,0.3075284897431584,0.29485224436230406,0.29095559848466196,0.289952629702694],"twin_dists":[0.10487148927057091,0.12400174514418276,0.1357543720293022,0.13662037034623736,0.1378362691691823,0.1581656800213514,0.16474058032349725,0.1729494238087038,0.17469833911065025,0.17529395164277942,0.18066408311998405,0.18329345208840792,0.18529943732141743,0.19056171828635413,0.19133660937462282,0.1918864454745009,0.1939616024555853,0.1955098585541907,0.19636137659882044,0.19769860895585942,0.1981674015689513,0.19944827564349515,0.20297690641652225,0.20407944883438958,0.2043646526779549],"n_dims_used":43,"mean_confidence":0.9206361992414608},"coverage":{"mean_confidence":0.9206361992414608,"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}}