{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005613},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006492","490:4900005474","490:4900007105","490:4900006733","490:4900007109","490:4900006008","490:4900007595","490:4900005482","490:4900005354","490:4900006257","490:4900008278","490:4900006851","490:4900005480","490:4900006003","490:4900005614","490:4900009157","490:4900007227","490:4900005471","490:4900007104","490:4900006373","490:4900006975","490:4900006607","490:4900006983","490:4900006372","490:4900007833"],"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":[0.5567533127401858,0.40986956619167925,0.30130596803640824,0.29509387477244825,0.2917643693614354,0.26121068984605456,0.25791432495781075,0.2514554738028876,0.23501970420085128,0.20153637534489724,0.19786761111249884,0.19501404785770635,0.18657748472814797,0.18255072765571015,0.18226594403729937,0.17180185817594693,0.1709514118811146,0.16931242471744198,0.16004570694142453,0.14669216766820503,0.13816825303878932,0.13695125396539254,0.13366317037644063,0.12499767247099766,0.12496810920142072],"twin_dists":[0.1405567228610815,0.17346062012095187,0.20116958802043589,0.20290882271352234,0.20384989284842853,0.21280622996813853,0.21381047337309478,0.2158019545674525,0.22102225701261338,0.232456132624075,0.23378541221732754,0.23483115152917325,0.23798653089703786,0.23952793520918778,0.23963785155900666,0.24376396114763746,0.2441070991385117,0.2447718661328681,0.24862033156408292,0.2544624691852945,0.2584001750123536,0.2589770372136621,0.26055504301384963,0.2648586409667029,0.2648737043697395],"n_dims_used":45,"mean_confidence":0.9237138536241319},"coverage":{"mean_confidence":0.9237138536241319,"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}}