{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001186},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700008367","470:4700004274","479:4790000143","499:4990002855","469:4690001056","485:4850001560","488:4880006278","470:4700002793","499:4990003334","496:4960005372","488:4880000110","488:4880000276","488:4880006348","467:4670001805","500:5000001559","469:4690004052","470:4700003996","469:4690003961","479:4790000680","469:4690003656","470:4700004860","470:4700001701","488:4880001150","469:4690003134","469:4690002777"],"twin_admin_codes":[470,470,479,499,469,485,488,470,499,496,488,488,488,467,500,469,470,469,479,469,470,470,488,469,469],"twin_sims":[0.4403252140766446,0.39298012053735837,0.37662466989726223,0.355497279348247,0.3549196876123457,0.35462777797736256,0.3541860807960113,0.3538350259734156,0.35315115756534327,0.3409175155068707,0.33668986062023404,0.33033025319515064,0.327494838750887,0.31720379452540154,0.31456374971698736,0.3142247960732431,0.31256021074146145,0.31171919676806426,0.3046438549677211,0.3024297198882424,0.30028821030691494,0.2970442287735632,0.29276555487267086,0.28795810174534703,0.2864292780759457],"twin_dists":[0.16634500589887385,0.1775053351063903,0.18149987787184796,0.18678802178884443,0.18693480142401167,0.18700902951849283,0.187121406439127,0.18721077387436105,0.18738499730601674,0.19053208947931355,0.19163358578231804,0.1933047573902118,0.19405551787269043,0.19681113357651078,0.19752611769236988,0.19761816004558855,0.19807099716482868,0.1983003108314804,0.20024370678527018,0.20085721267373113,0.20145308644708518,0.2023604750625062,0.2035662461803705,0.20493356968751386,0.20537124757130623],"n_dims_used":45,"mean_confidence":0.9239427354600694},"coverage":{"mean_confidence":0.9239427354600694,"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}}