{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006938},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006568","490:4900006094","490:4900007067","490:4900004899","490:4900006091","490:4900006570","490:4900006691","490:4900006815","490:4900004898","490:4900006569","490:4900006571","490:4900005834","490:4900006812","490:4900006690","490:4900006438","490:4900006090","490:4900006562","490:4900005702","490:4900005437","490:4900006821","490:4900005568","490:4900006461","490:4900007057","490:4900005963","490:4900006086"],"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":[0.1503367825954651,0.14162254388807222,0.1098712201402222,0.07730509830138925,0.07330386881043319,0.0635808254808612,0.045145614701172815,0.034389947191631014,0.032180034453133444,0.03171555880626664,0.03144072532698587,0.028807596250609226,0.02628093070685102,0.023629710746009454,0.020222686577696998,0.020078555932961824,0.018641303158218617,0.018331316501126117,0.016645197091586413,0.016636817422339675,0.014048093604744858,0.011994471448886851,0.010570084569478019,0.010337185967762138,0.008912769859746933],"twin_dists":[0.25283045644848007,0.25678323705451506,0.2729494780674011,0.29387215245667153,0.2969069338237475,0.3048839669263783,0.32327333743929243,0.337173328985725,0.34047973798901404,0.34119923248914635,0.34162921608194685,0.34592069902086187,0.3503681345752526,0.3554506192456694,0.362763887577289,0.36309631316415203,0.3665303579289179,0.3673012334118995,0.37170584542001645,0.3717286952108623,0.3793254971140364,0.38628914600749065,0.3917703241116576,0.39272840669497144,0.3990453683257184],"n_dims_used":45,"mean_confidence":0.9104187859429254},"coverage":{"mean_confidence":0.9104187859429254,"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}}