{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006612},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006738","490:4900009159","490:4900005336","490:4900005080","490:4900005481","490:4900009160","490:4900008391","490:4900007110","490:4900012134","490:4900005068","490:4900007229","490:4900005334","490:4900008735","490:4900005750","490:4900007105","490:4900006733","490:4900011938","490:4900007597","490:4900008826","490:4900006980","490:4900007714","490:4900007593","490:4900007478","490:4900006374","490:4900008385"],"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":[0.12078787409813214,0.10415789883642983,0.09052338266651058,0.08600811548702117,0.08232095648182072,0.07124403147375795,0.05932259408448704,0.05806535950276248,0.054283521756529306,0.053619225035836215,0.053103752136146425,0.05269009357092682,0.05200709097015504,0.046678904767618885,0.04636857663460107,0.045091047856130516,0.037384203777688356,0.03527021343156214,0.03489507675427964,0.03262082284459041,0.03090068022047831,0.03040579034031009,0.029502785093859004,0.029434174216159334,0.025660345182399912],"twin_dists":[0.26703150807787285,0.27622977031669904,0.2846679949228788,0.2876837816795773,0.2902414149050518,0.298521769943825,0.3086952935721962,0.30986354429929325,0.31350821932371503,0.3141699872718362,0.3146881978198651,0.3151070802201855,0.31580472210566185,0.3215259501943332,0.3218756888669244,0.323336434814401,0.33297078214801273,0.335906570696325,0.33644308812508816,0.33980509658755526,0.3424835827122711,0.34327781281380443,0.34475600897619324,0.34486990263843814,0.3515166888589068],"n_dims_used":45,"mean_confidence":0.9268703884548611},"coverage":{"mean_confidence":0.9268703884548611,"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}}