{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002507},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002508","489:4890001836","489:4890002587","489:4890003578","489:4890002172","489:4890002018","489:4890003524","489:4890002006","489:4890001927","489:4890001925","489:4890001932","489:4890002346","489:4890001757","489:4890002088","489:4890002009","489:4890001749","489:4890003320","489:4890002678","489:4890001919","489:4890002173","489:4890001848","489:4890001676","489:4890001851","489:4890003394","489:4890002001"],"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":[0.9184393432420694,0.8843563634823883,0.8052152014017305,0.7969900801145162,0.7920053522842074,0.7830739295494797,0.7738989565069928,0.7686522268938262,0.7550132500003404,0.751869771143618,0.7516581000671074,0.7497020081625005,0.7487933322968504,0.7258280153278758,0.7250333795752596,0.7149045682847049,0.7119289457167637,0.7082320194509971,0.6928782185301219,0.6851516916444345,0.6748849553391906,0.6689150752911479,0.667187536129944,0.6668633267888397,0.6615435559688196],"twin_dists":[0.05357363230140563,0.06438819548053154,0.08548971851248403,0.08749204699527752,0.08869336493806851,0.09082455778967183,0.09298758636516237,0.09421347256963587,0.09736602572721564,0.09808613572429163,0.09813454325701354,0.09858140455538708,0.09878869532904942,0.10397135086234734,0.10414890694220909,0.10640299244514213,0.10706214493694319,0.10787927608617903,0.11125340380176303,0.11294078636454502,0.11517356221592495,0.11646753720347294,0.1168414450290821,0.11691159113506536,0.11806147433345832],"n_dims_used":45,"mean_confidence":0.9177578396267361},"coverage":{"mean_confidence":0.9177578396267361,"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}}