{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000898},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001025","490:4900000929","490:4900002182","490:4900000479","490:4900000664","490:4900000660","490:4900001880","490:4900001866","490:4900000576","490:4900000917","490:4900002001","490:4900003084","490:4900000923","490:4900000682","490:4900004031","490:4900000227","490:4900002926","490:4900003724","490:4900002465","490:4900000765","490:4900003864","490:4900000884","490:4900003199","490:4900001317","490:4900000904"],"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":[0.7332593923635057,0.6720469611915724,0.6641475998766244,0.6255471487907089,0.6053136779352825,0.6024308949957689,0.5777394123691395,0.5644931722259416,0.5521036468590105,0.547659462488325,0.543372366271401,0.5276939140748438,0.5185959886526424,0.5173547906204001,0.5074643321835622,0.5058110878404593,0.4972612716070704,0.4819886412295864,0.4819007740429801,0.47872412027794625,0.46774017094810855,0.45651282273471083,0.4454704968885867,0.44378230842846245,0.44173188032551974],"twin_dists":[0.10230545044389101,0.11578906845613704,0.1174988584006429,0.12580120094299194,0.13013507610110475,0.13075237027083997,0.13604404998208552,0.13889006119140623,0.1415595551367636,0.1425193181976654,0.143446407872602,0.14684881017408785,0.1488330051793439,0.14910432712549318,0.1512721532467588,0.15163557193557992,0.153520180486593,0.1569101751737235,0.1569297725969529,0.15763903942628452,0.16010341121563193,0.16264294517695282,0.165162796271519,0.16555010096209336,0.1660212740217527],"n_dims_used":45,"mean_confidence":0.915970696343316},"coverage":{"mean_confidence":0.915970696343316,"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}}