{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001272},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001171","497:4970001931","497:4970001762","497:4970000852","497:4970001593","497:4970001670","497:4970000851","497:4970001594","497:4970001671","497:4970000925","497:4970001523","497:4970001596","497:4970000849","497:4970000828","497:4970001182","497:4970001099","497:4970001522","497:4970001665","497:4970001187","497:4970001842","497:4970001008","497:4970001930","497:4970001579","497:4970001913","497:4970001518"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.5546632434678983,0.5430023878025877,0.32950102044947077,0.32747881810589163,0.3247504584155647,0.304948967505968,0.2761434878132824,0.2717971669477682,0.25342313184896925,0.23281973088723815,0.21371880370060303,0.2017083718484536,0.17429295751417875,0.1605066622450625,0.15975084646812468,0.14808701549288295,0.1461217772509635,0.14300446088009258,0.13628909540121809,0.13286693248511514,0.12961649338543102,0.1293878241222392,0.12578508326100007,0.12083955835624156,0.1166869688876802],"twin_dists":[0.14100734733949927,0.14352647672855973,0.19352395345840767,0.1940597699690492,0.19478559947807322,0.20015936738146856,0.20835322146059387,0.20963361198327718,0.21519185388721362,0.22173883262477692,0.22815765970105742,0.23239422481418495,0.24276579755084696,0.24842513521481957,0.24874540777616086,0.25383437679971316,0.25472058508414014,0.2561445903295448,0.25929251588730057,0.2609415470883041,0.26253768559557245,0.2626511065077626,0.2644584226993281,0.26700448410415667,0.26920449449962564],"n_dims_used":45,"mean_confidence":0.8910303751627604},"coverage":{"mean_confidence":0.8910303751627604,"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}}