{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002318},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002314","489:4890002320","489:4890003056","489:4890002399","489:4890002474","489:4890002981","489:4890003136","489:4890003222","489:4890002642","489:4890002238","489:4890003137","489:4890002976","489:4890002482","489:4890002816","489:4890002142","489:4890003059","489:4890003143","489:4890002319","489:4890002561","489:4890002072","489:4890003139","489:4890003057","489:4890002401","489:4890003054","489:4890002309"],"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":[0.9094446481690431,0.9059755627862973,0.9014432009476518,0.8902659964940759,0.8900001785998022,0.8730273706514963,0.856041999365679,0.8431664561121163,0.8417028766904869,0.8409249341974788,0.8379973215254237,0.8331397479606099,0.8263104407795806,0.8119686173424704,0.8062870542429812,0.8045223540915177,0.7971712266657763,0.7937608723622906,0.7929376361136515,0.7926028214849937,0.7912774494876231,0.7903944450206701,0.7839621526657327,0.7751330953815827,0.7716864697906585],"twin_dists":[0.05658747588242564,0.057715423132478176,0.05916299474360418,0.06261916646489561,0.06269955442463625,0.06768152465779555,0.07241264736621328,0.07586068385023403,0.07624599323141978,0.07645027928111107,0.07721589857056298,0.07847555309878809,0.08022517275481823,0.08382562393179688,0.08522685136203208,0.0856593925996609,0.08744822262338792,0.08827129155933564,0.08846935364952832,0.08854983855384366,0.08886805733055912,0.0890797284679028,0.09061378150594976,0.09269809675315278,0.09350547093243505],"n_dims_used":45,"mean_confidence":0.9139804416232639},"coverage":{"mean_confidence":0.9139804416232639,"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}}