{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002736},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001694","499:4990002798","499:4990003028","499:4990003088","499:4990002396","499:4990001511","499:4990002643","499:4990002147","499:4990002324","499:4990003097","499:4990001500","485:4850000764","499:4990002573","499:4990003295","499:4990002242","499:4990002715","499:4990001293","485:4850000618","485:4850000713","499:4990000335","499:4990002649","499:4990002420","499:4990002146","499:4990002658","499:4990001879"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,485,499,499,499,499,499,485,485,499,499,499,499,499,499],"twin_sims":[0.9026074190094286,0.9001559299791783,0.8895307372009129,0.8816523155975006,0.8709514922167588,0.8136235624308344,0.7892074683666508,0.781411203861835,0.7574947930954897,0.7429140534051637,0.7394314157741148,0.7383555840738876,0.7325774112177369,0.7084244207255499,0.6974969932242122,0.694442142460453,0.6807631603845489,0.6806454075648664,0.6726152117513361,0.6683554123449275,0.6664367325111186,0.6646406895991898,0.6587492431308182,0.6509056733787828,0.6423171904411578],"twin_dists":[0.05879387257627486,0.059569018772022406,0.06284132900226887,0.06518547901050022,0.06827223878164557,0.08341491109933176,0.08936384818388367,0.09121845508448048,0.09679590330182676,0.10012555082606604,0.10091402194140521,0.10115709454593698,0.10245874983575026,0.10783679764378391,0.11024149748017387,0.11091105236529414,0.11389641787371607,0.11392203330224004,0.1156658805928444,0.11658869581302521,0.11700387714810867,0.1173922696802517,0.11866468200582157,0.12035526159755924,0.12220258031893687],"n_dims_used":45,"mean_confidence":0.9302057054307725},"coverage":{"mean_confidence":0.9302057054307725,"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}}