{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730006206},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730006205","473:4730006435","471:4710000111","473:4730006773","475:4750010371","473:4730006322","475:4750010850","500:5000006486","475:4750011054","473:4730006883","476:4760000394","475:4750010436","473:4730007235","473:4730006777","473:4730005854","473:4730007352","473:4730006321","473:4730006662","473:4730006888","473:4730006207","476:4760000056","473:4730005858","475:4750010437","473:4730006547","475:4750011673"],"twin_admin_codes":[473,473,471,473,475,473,475,500,475,473,476,475,473,473,473,473,473,473,473,473,476,473,475,473,475],"twin_sims":[0.556226142471946,0.4180844868782302,0.4102721603763863,0.4059611684451705,0.39970004497740047,0.3699409576607575,0.35707332536803027,0.3485053003398133,0.3301409867196219,0.3273985458645756,0.3218851202843641,0.30523082402717594,0.3026341115087977,0.30238153191837425,0.30109206621870144,0.3009052634519647,0.2972300131526871,0.29683309019965237,0.29164196210441556,0.2906116266565294,0.287984178002249,0.26747978939558903,0.26737214695474126,0.26516253875816437,0.2621855681147263],"twin_dists":[0.14067035844225403,0.17152007259299193,0.17336512636440668,0.17438983706277586,0.17588677947337536,0.18315635482701775,0.18638813643849234,0.18857326892552334,0.19335476070254298,0.19408107703973326,0.19555152572057607,0.20008149982422854,0.20080046951392932,0.20087059385823783,0.2012291243488907,0.20128113825616814,0.2023083519626743,0.20241973473887123,0.2038846117720755,0.20417719448122837,0.20492611655624168,0.21091802825064976,0.21095021527431487,0.2116127156851133,0.2125107587166446],"n_dims_used":45,"mean_confidence":0.9141072591145833},"coverage":{"mean_confidence":0.9141072591145833,"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}}