{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004428},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004126","489:4890004164","479:4790001977","479:4790001893","489:4890004370","489:4890004231","489:4890004655","489:4890004522","489:4890004524","489:4890004321","489:4890004429","489:4890003867","479:4790001892","489:4890004280","489:4890004368","489:4890004381","489:4890004479","489:4890003676","489:4890004523","479:4790001737","489:4890004125","489:4890003674","479:4790002063","489:4890003923","489:4890003992"],"twin_admin_codes":[489,489,479,479,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,479,489,489,479,489,489],"twin_sims":[0.8934918754561029,0.8866872038511063,0.8771791257097195,0.858881206976479,0.8582836054365887,0.8352336408052232,0.8129893629087233,0.8128062263054886,0.8104596187873787,0.8089060578366573,0.8085274131134284,0.8055362628561954,0.8019997156639509,0.8014163473014704,0.7971352449380933,0.7919435859146513,0.7851211906750081,0.782627872777361,0.7767483871689307,0.7742037481762812,0.7688235577880218,0.7642104727977282,0.7585353719893226,0.7550012440637345,0.7528761633593432],"twin_dists":[0.06163718856725786,0.06369493043678037,0.06648864963205997,0.07163720821128326,0.0718009060183641,0.0779341691623868,0.08357244202182154,0.0836178995392785,0.08419909585400918,0.08458259627660396,0.0846759136832616,0.08541102782057074,0.08627557903023361,0.08641772313456605,0.08745692855571313,0.08870819562087083,0.09033836136366767,0.09093031323110531,0.0923185288169065,0.09291613295944247,0.09417356235422265,0.09524539066254355,0.09655639223269397,0.09736878045716603,0.09785584080645819],"n_dims_used":45,"mean_confidence":0.9203113979763455},"coverage":{"mean_confidence":0.9203113979763455,"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}}