{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000679},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003332","490:4900000682","490:4900002781","490:4900000684","490:4900002910","490:4900004025","490:4900000674","490:4900000678","490:4900003349","490:4900001866","490:4900003223","490:4900002909","490:4900004442","490:4900000229","490:4900000275","496:4960009064","480:4800004120","490:4900002453","490:4900003600","490:4900003324","490:4900001291","490:4900000924","490:4900001693","490:4900000915","490:4900000409"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,480,490,490,490,490,490,490,490,490],"twin_sims":[0.4626124536964363,0.4544658268670265,0.4238566527018162,0.4192531896892251,0.4124847958784277,0.408281553413234,0.40219129010571614,0.39144057811063887,0.37821752370238887,0.3769164550666744,0.37499437849922396,0.36478814128674497,0.3557384785222711,0.34424132742043373,0.3428907555377364,0.3364935317282242,0.33114738404292665,0.32984446870103834,0.3255623789327429,0.3236566545808097,0.3223647713963412,0.32230710720880773,0.32194473543025925,0.3199145331787771,0.3160296478838584],"twin_dists":[0.161260565773843,0.16310835016167824,0.1701663056949896,0.171245337313153,0.17284102865762127,0.17383769362612975,0.17528990315171428,0.17787794455800596,0.18110724039327944,0.18142789258168826,0.1819025837408048,0.18444358673380612,0.18672676388449694,0.18967121392145933,0.19002047856608675,0.19168491902897714,0.19308905538595697,0.19343313101300988,0.19456925116729915,0.19507753543970913,0.1954230472520083,0.1954384874264641,0.1955355514984797,0.1960804908190825,0.19712870161007534],"n_dims_used":45,"mean_confidence":0.9135548909505208},"coverage":{"mean_confidence":0.9135548909505208,"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}}