{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002827},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001772","490:4900002231","490:4900002980","490:4900002974","490:4900002826","490:4900002530","490:4900002381","490:4900002679","490:4900001363","490:4900002229","490:4900002973","490:4900001766","490:4900001767","490:4900003946","490:4900002238","490:4900002078","490:4900003385","490:4900001921","490:4900001231","490:4900004072","490:4900001920","490:4900004501","490:4900003138","490:4900002835","490:4900003534"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5067802810717794,0.45878298867647205,0.3821412396712812,0.34771763354790186,0.3475581646346086,0.2924479581033803,0.2800042634354811,0.2716770764951426,0.26437985737194625,0.24221514615170683,0.22388797838568952,0.220892037999284,0.17705927910323768,0.1552110058040536,0.13728685877335642,0.1354609086884092,0.1290971872519892,0.1181768009256046,0.11733652948876153,0.11163915969012254,0.10708309265751784,0.09919235267323374,0.09669584328287625,0.08842454364411927,0.08740772812157728],"twin_dists":[0.15142248435720038,0.16212768336401168,0.18014345163309312,0.1887755517843167,0.18881653478277013,0.20365616234798983,0.2072261666483788,0.20966916770219138,0.21184820918673852,0.2187087071136921,0.22469483284000297,0.22570386504213377,0.2416692156424323,0.250692733996278,0.2588175775904554,0.25968871734921395,0.26279548238390615,0.26840839909918857,0.268856447784864,0.27196123246422976,0.27453329679348165,0.27919658113923596,0.28073234072691466,0.28605460702826485,0.2867357846638517],"n_dims_used":45,"mean_confidence":0.914811028374566},"coverage":{"mean_confidence":0.914811028374566,"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}}