{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003906},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002620","500:5000001277","499:4990000050","477:4770003940","488:4880003358","485:4850000670","477:4770000238","473:4730001552","485:4850008085","472:4720004295","499:4990001109","500:5000003781","488:4880003926","496:4960006347","477:4770003676","485:4850007998","477:4770003991","488:4880003423","493:4930006151","472:4720004242","478:4780003395","499:4990002737","496:4960008813","496:4960005315","499:4990002659"],"twin_admin_codes":[500,500,499,477,488,485,477,473,485,472,499,500,488,496,477,485,477,488,493,472,478,499,496,496,499],"twin_sims":[0.4397448733258617,0.3413255530927511,0.30221578788721,0.29819301409269255,0.27155643934929424,0.21945867720808382,0.1993708236199055,0.1918678312633993,0.19152595423656496,0.18491183385312854,0.18433545164431026,0.18164105513970447,0.18158752713881604,0.17984966503582137,0.17619979335521405,0.17504578778398006,0.1702498400970982,0.169176309417947,0.16455941892723097,0.16332792907800986,0.16308467701722057,0.16262346522694784,0.16252860115709447,0.16161933199367956,0.15253530412251526],"twin_dists":[0.1664786837091491,0.19042616620842895,0.2009166283394508,0.20203848165740793,0.20970489503707362,0.22618985771674857,0.2332387242070458,0.23599652600408633,0.23612395838694036,0.23862125808985177,0.2388418357290269,0.23987946228908108,0.2399001859688843,0.24057537006719168,0.2420086046119645,0.2424661509987525,0.24439109161451428,0.244827281444308,0.24672622241734826,0.24723922474054777,0.24734088722543515,0.24753394370966536,0.24757370159691205,0.24795563589222955,0.2518600321456503],"n_dims_used":45,"mean_confidence":0.9261928982204861},"coverage":{"mean_confidence":0.9261928982204861,"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}}