{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000008},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000015","488:4880000192","488:4880000149","488:4880000045","488:4880000230","488:4880000646","488:4880000026","488:4880000107","488:4880000019","488:4880000633","488:4880000191","488:4880000508","488:4880000155","499:4990000828","488:4880000032","488:4880000033","470:4700001013","488:4880000018","488:4880000653","488:4880000790","488:4880000358","499:4990000826","499:4990001298","488:4880000046","488:4880000298"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,488,488,499,488,488,470,488,488,488,488,499,499,488,488],"twin_sims":[0.8788779674459892,0.8682307353500182,0.8029237363746327,0.775429938520514,0.7711198395577662,0.7570209219542072,0.7515207190647384,0.7261573958961626,0.7203893982649461,0.7120188111605682,0.7076868764267299,0.7000576581825787,0.6940445988280819,0.691494206891263,0.6835497539915526,0.6608115818730107,0.6506659659713186,0.6413572104109644,0.632955173831878,0.6326659034186386,0.6178680076268093,0.5965294542858488,0.5955250300019578,0.5889553669379974,0.5876495924232804],"twin_dists":[0.06599597906625972,0.06904090988887929,0.0860501629171971,0.09262840076817441,0.09363788119153087,0.09690488731129822,0.09816595574347142,0.10389772107678832,0.10518444560427781,0.10704225741121069,0.10799960489802365,0.10967938184583484,0.11099810372082801,0.11155613755534584,0.11328984096441942,0.11821953598434774,0.12040687148168679,0.12240885139454237,0.12421266507893745,0.12427472391923777,0.1274465727946344,0.13201620704684205,0.1322313454353178,0.1336388754340444,0.13391872721777928],"n_dims_used":45,"mean_confidence":0.9269142150878906},"coverage":{"mean_confidence":0.9269142150878906,"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}}