{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001783},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003403","490:4900002093","490:4900001252","490:4900001118","490:4900003400","490:4900001646","490:4900003526","490:4900003804","490:4900001641","490:4900003126","490:4900001125","490:4900003656","490:4900001375","490:4900001511","490:4900006941","490:4900007188","490:4900003950","490:4900003264","490:4900003528","490:4900001120","490:4900003401","490:4900003253","490:4900002846","490:4900003387","490:4900001249"],"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":[0.10469719430153615,0.06012019023145668,0.05417875580910977,0.04576506136464228,0.04042128686416642,0.03562650224489107,0.029406948621332283,0.028636310573671577,0.027529852907833805,0.024238448205932926,0.01810852600442627,0.01760506889071342,0.01656120226259501,0.014056553917436373,0.013776590835033546,0.012994333159701244,0.012311159768006681,0.011611321821794876,0.010769633571363346,0.00994400581543241,0.008918460505775066,0.007955496582534633,0.006074432488288991,0.0060603380759101,0.005669868725374266],"twin_dists":[0.2759142422621899,0.30796467364674773,0.31361213913368835,0.32256149812707974,0.32899023827604956,0.3354014844400361,0.3449151601170162,0.3462113669254085,0.3481258585284072,0.354241568928753,0.3678623450575391,0.36915293678056915,0.3719353418519976,0.37929872459329944,0.38019231431563344,0.38277701777848894,0.3851495366933236,0.3877041525037123,0.3909642653599489,0.39439036431588637,0.3990183878022204,0.4038195349100146,0.41493493064088327,0.41502935061592094,0.41772728478239896],"n_dims_used":45,"mean_confidence":0.9155747307671441},"coverage":{"mean_confidence":0.9155747307671441,"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}}