{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002460},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002309","490:4900003225","487:4870001958","490:4900003463","490:4900002920","490:4900003214","490:4900001707","490:4900003490","490:4900003738","490:4900002164","490:4900003222","490:4900002612","490:4900002613","490:4900002150","490:4900003602","490:4900001433","490:4900001722","490:4900002776","490:4900003481","490:4900003075","490:4900001202","487:4870002441","490:4900001708","490:4900003330","490:4900001584"],"twin_admin_codes":[490,490,487,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490],"twin_sims":[0.6920261695496829,0.66842174850949,0.5438674444091206,0.5420750115938072,0.4984015612336863,0.4800725916583701,0.47554530009606033,0.4675559387465466,0.46181727303319087,0.4334422335198961,0.43176780095823003,0.4313301810344944,0.4276963986277446,0.4218185339564431,0.4185751772280429,0.41524251875057216,0.3978950541180246,0.38917870741432503,0.379328585770196,0.36912518323379967,0.3629723215790378,0.36258985459177184,0.36182065528355734,0.3568314969672666,0.3535287045202281],"twin_dists":[0.11143980364282471,0.11657433631261375,0.14333928094720397,0.14372721833613733,0.15326831324597198,0.15733777727157347,0.1583503050293347,0.16014491017831786,0.1614404112087791,0.16793496878944952,0.16832328130689356,0.16842486862316502,0.16927002698755164,0.170643420002408,0.1714046827503699,0.1721895276883155,0.17632029322892384,0.1784266206160497,0.18083383985490953,0.18335954458897682,0.18489937487868438,0.18499552474859404,0.18518905268599814,0.186449435668213,0.18728879119276728],"n_dims_used":45,"mean_confidence":0.9139672173394098},"coverage":{"mean_confidence":0.9139672173394098,"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}}