{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006766},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005517","490:4900006170","490:4900004852","490:4900006173","490:4900004975","490:4900007517","490:4900004979","490:4900005666","490:4900005254","490:4900007641","490:4900005916","490:4900006406","490:4900005117","490:4900008762","490:4900006532","490:4900006174","490:4900005252","490:4900006176","490:4900004726","490:4900005118","490:4900007506","490:4900005253","490:4900005278","490:4900004725","490:4900006040"],"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":[0.8692800312005815,0.7564589204317153,0.7215781652251773,0.7113163076401624,0.6434988759699211,0.6330118799020319,0.6142690378097254,0.612156627741404,0.6038625974532438,0.6028501529370484,0.5668470232561154,0.5543951216315055,0.5451699618730383,0.5253671635561921,0.5106900409882806,0.5063712996084707,0.5062259337159051,0.5007924273371406,0.49715014218785314,0.493631694879344,0.48175269740990906,0.48110500512265403,0.4786486350955702,0.4611046937020992,0.4550564744648814],"twin_dists":[0.06874519529134325,0.0970340697559117,0.10491970876643217,0.10719769233367778,0.12194861640147242,0.12420049929149907,0.12821740272608134,0.12866978197184703,0.13044579469585152,0.1306625922081853,0.13838378773803645,0.14106517354504622,0.14305752020310342,0.14735551564640814,0.15056396378478196,0.15151239014113219,0.1515443503435699,0.1527407437530867,0.15354473551444273,0.15432298415233292,0.15696280135825805,0.15710730798386857,0.1576559116106589,0.1616016675908644,0.1629739822506012],"n_dims_used":45,"mean_confidence":0.9138821072048611},"coverage":{"mean_confidence":0.9138821072048611,"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}}