{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001610},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001663","480:4800001716","480:4800001331","480:4800002111","480:4800001660","480:4800002059","480:4800001440","480:4800001835","480:4800001943","480:4800001607","480:4800001320","480:4800001954","480:4800001322","480:4800001321","480:4800002060","480:4800001950","480:4800002057","480:4800002154","480:4800002254","480:4800002486","480:4800001662","480:4800001389","480:4800001380","480:4800002010","480:4800001775"],"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":[0.6782785197384232,0.6476691401620226,0.6380360691427263,0.5819013357291678,0.5368801504396759,0.5287094745852469,0.5098417774507443,0.4755658072187386,0.4247302494248592,0.39832661598125096,0.39760081505792705,0.3325158805529248,0.3285355416573022,0.3089432819378576,0.3082483322084754,0.2996903260877491,0.2912186361494944,0.2769156416877876,0.2745247700983731,0.2688873074391868,0.2679654123069869,0.2669097336462071,0.2656327489477351,0.26219179304987666,0.26208827566548915],"twin_dists":[0.11443663728973195,0.12105184260592439,0.1231221733095554,0.13515115959856897,0.14485289893529874,0.14662780097975542,0.15075008361768222,0.15834571158393204,0.169962094468931,0.1762165613446104,0.17639104717655907,0.19272845824723134,0.19377954665359542,0.19905972210848696,0.19925045247367593,0.20161989008618028,0.20400474843992214,0.20812704582182578,0.20882862740344554,0.2104978925526973,0.2107729181434355,0.21108857678640067,0.21147144696644055,0.21250887424507658,0.2125402156558073],"n_dims_used":43,"mean_confidence":0.9207567614178325},"coverage":{"mean_confidence":0.9207567614178325,"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}}