{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000262},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000263","480:4800000251","480:4800000260","480:4800000144","480:4800000116","480:4800000114","480:4800000008","480:4800000016","480:4800000175","480:4800000223","480:4800000193","480:4800000261","480:4800000218","480:4800000200","480:4800000173","480:4800000191","480:4800000192","480:4800000248","480:4800000101","480:4800000252","480:4800000113","480:4800000004","480:4800000257","480:4800000253","480:4800000206"],"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":[0.5292697687192278,0.4484167602690724,0.3124780052624727,0.3084551234233375,0.26490975426520985,0.22625286443200554,0.22212476691951968,0.19102358300052524,0.14366564031475912,0.14314321185863238,0.13881823177555075,0.12669019346185798,0.10299450403151021,0.09478319023526866,0.08978331279286783,0.08194899361175778,0.07432893078207607,0.07308545554517734,0.06522291321189852,0.05817721699602141,0.05033975785248058,0.04946709353487211,0.04700390048804266,0.046932148751662656,0.03771083286511632],"twin_dists":[0.1465059073834945,0.16448820039097212,0.19809339605186363,0.19919367239694644,0.2116887261332932,0.22390467348362322,0.22528758280268454,0.23631150210850121,0.2558406502664168,0.2560807209761977,0.2580936372883499,0.2640007228931731,0.2769148021273234,0.281930154026931,0.28515398991355395,0.29050448031179543,0.2961169653978414,0.297076407927429,0.3034699885598701,0.30975876376044387,0.31754033801131987,0.31846789985178675,0.32116176089148046,0.3212419840632687,0.33252981564922524],"n_dims_used":43,"mean_confidence":0.9070037132085755},"coverage":{"mean_confidence":0.9070037132085755,"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}}