{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003265},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002993","490:4900003952","490:4900003396","490:4900003527","490:4900003259","490:4900003131","490:4900003139","490:4900003254","490:4900003130","490:4900004493","490:4900002845","490:4900003258","490:4900003521","490:4900004354","490:4900003536","490:4900003252","490:4900003390","490:4900003256","490:4900002550","490:4900003125","490:4900002992","490:4900003518","490:4900003267","490:4900003266","490:4900001511"],"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":[0.6233130410959286,0.6094143185785744,0.4358394313385543,0.4117433817614995,0.3818150931188596,0.3200209228244559,0.3152660094819318,0.2775914149238793,0.27646236666613794,0.269394673150253,0.2687658315068098,0.24694369451399797,0.22096320339592748,0.21086648581534834,0.20853575300106644,0.19217481146664106,0.18746630932408245,0.18273121847592239,0.1826472334670405,0.1768609720028765,0.16578064120229158,0.15792169713061968,0.1483017233293168,0.1461924056936329,0.14023641860199396],"twin_dists":[0.12628000515411794,0.1292570139127371,0.1673800887750891,0.17301650717293438,0.1802233811437136,0.1960518860678561,0.19733559906497566,0.20792941733928058,0.2082597702008193,0.21034678114590166,0.2105340985613214,0.2172125019804287,0.22567979090551532,0.2291488107675178,0.22996549294341503,0.23588223599573274,0.2376494552272987,0.2394583348365555,0.23949071486428952,0.2417474178459353,0.24622023072120067,0.24952508849513239,0.2537380835361199,0.25468858355894286,0.2574285046153566],"n_dims_used":45,"mean_confidence":0.9172504001193577},"coverage":{"mean_confidence":0.9172504001193577,"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}}