{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001902},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001734","491:4910002251","491:4910001378","491:4910002357","491:4910001493","491:4910001793","491:4910001903","491:4910001305","491:4910001549","491:4910000980","491:4910001677","491:4910002102","491:4910002152","491:4910001675","491:4910001850","491:4910001848","491:4910001492","491:4910001311","491:4910002103","491:4910002300","491:4910001307","491:4910001094","491:4910001957","491:4910001657","491:4910001885"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.43899532585352236,0.4278745400799544,0.40441804056919634,0.38697374817127256,0.36535334810482717,0.34448869839320595,0.33542795364361483,0.3343105167716612,0.3276054134176024,0.30266512641990784,0.299810880312567,0.29522715256596177,0.2934374580933551,0.29057279805272335,0.2740898155346108,0.2681025133636896,0.26368898242453137,0.2531864035884368,0.24415891721291152,0.24166821583081247,0.23506681352366163,0.2308207190534159,0.22622368402433848,0.2247406614290508,0.21707079660193435],"twin_dists":[0.16665143946785066,0.16922852586562043,0.17475780732187537,0.17896293633291838,0.18430194821880377,0.1896073215280689,0.19196381422314454,0.19225679908220897,0.19402617298806796,0.20079186110900385,0.2015862410262576,0.20287128338667657,0.2033762112014614,0.20418823263715882,0.2089566631304269,0.21073198019768352,0.21205644175372315,0.21526509496713994,0.21809139902859487,0.21888298011732793,0.22100696073440315,0.22239381817538256,0.22391438977179767,0.2244092962358131,0.22700423717272808],"n_dims_used":45,"mean_confidence":0.8977049085828993},"coverage":{"mean_confidence":0.8977049085828993,"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}}