{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001911},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002643","489:4890002482","489:4890002646","489:4890002729","489:4890002559","489:4890002561","489:4890003142","489:4890002480","489:4890002476","489:4890003296","489:4890002642","489:4890002400","489:4890002560","489:4890003143","489:4890002395","489:4890003214","489:4890002309","489:4890002479","489:4890003217","489:4890003290","489:4890002730","489:4890003297","489:4890002319","489:4890003054","489:4890003144"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9333906743013769,0.930689452882459,0.9294762987867795,0.925960276351544,0.9176421054862025,0.9136126483801762,0.9069987584183888,0.8997582188529594,0.8855858458412815,0.882658592074734,0.8774659681828669,0.8756943041841241,0.8690352580706762,0.8645147008812838,0.8628707312426604,0.861111490704,0.8557567502057725,0.8524902808490398,0.85079652512656,0.8482061438800121,0.8337378301828746,0.8334541457858841,0.8275366343663729,0.8242823924383649,0.8240247081396271],"twin_dists":[0.04822225429140266,0.049225555906824495,0.04967048740638769,0.05094125189742082,0.05384635327367414,0.05520768635673623,0.057384597346110816,0.05969402100357049,0.06402321692679523,0.06488963982307057,0.06640565395087723,0.06691705714292859,0.06881425940332843,0.07008096867259672,0.07053760416955066,0.07102396088850946,0.07249023675436791,0.07337471098859169,0.0738304830356227,0.07452387266914794,0.07832115998130672,0.07839441634577508,0.07991279713170278,0.08074018059733837,0.08080547293785009],"n_dims_used":45,"mean_confidence":0.913839128282335},"coverage":{"mean_confidence":0.913839128282335,"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}}