{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005540},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000891","480:4800005623","496:4960005533","493:4930002900","481:4810000631","470:4700008090","479:4790000295","481:4810000908","488:4880001867","470:4700001281","493:4930003600","493:4930001071","493:4930003243","493:4930006002","493:4930004114","479:4790001378","466:4660014286","488:4880001429","480:4800005701","472:4720000983","499:4990001596","480:4800005765","481:4810000273","493:4930004400","470:4700007909"],"twin_admin_codes":[488,480,496,493,481,470,479,481,488,470,493,493,493,493,493,479,466,488,480,472,499,480,481,493,470],"twin_sims":[0.317323614417806,0.3149396189778817,0.3071621098728161,0.2987921345281574,0.2969516096794376,0.2905175163577079,0.26734811420396654,0.2585512085691971,0.25771099260101127,0.2511542889622489,0.24721108224071586,0.24434081788844103,0.24287145526650283,0.23416525510622452,0.22820407592948055,0.22650002441627673,0.2263925977872006,0.22383208511104175,0.2227921953912727,0.21993785643348351,0.21681599207288216,0.21322654135172345,0.21213053008917243,0.20939521039519413,0.2087304334360475],"twin_dists":[0.19677876360738328,0.1974241167672592,0.19954906455790644,0.2018708428524682,0.20238646715461497,0.20420394957657098,0.2109574025972607,0.21361581844634311,0.21387268303207516,0.21589560942905262,0.2171284485544739,0.21803379318921404,0.21849991774339242,0.22130004370732487,0.2232568487390907,0.2238224092056625,0.2238581575680217,0.22471357499350522,0.2250628413420517,0.22602715218583372,0.22709149231529263,0.22832807359647214,0.22870845483854402,0.22966362251680533,0.22989704052398297],"n_dims_used":43,"mean_confidence":0.916449790777162},"coverage":{"mean_confidence":0.916449790777162,"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}}