{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001757},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001918","489:4890002172","489:4890002007","489:4890001836","489:4890001764","489:4890003578","489:4890002413","489:4890001845","489:4890002178","489:4890001919","489:4890001755","489:4890002009","489:4890002006","489:4890002079","489:4890001749","489:4890002013","489:4890003320","489:4890001676","489:4890001928","489:4890002101","489:4890002016","489:4890003253","489:4890002743","489:4890002507","489:4890002173"],"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":[0.916020148754685,0.8769468963492348,0.8688319527518757,0.8461058440901879,0.8255360130017715,0.8236268669924535,0.8054273455337305,0.8035755512421973,0.7998940996122944,0.7975910014007094,0.7957539067443139,0.7892324811717272,0.7853697772658763,0.7836203110397507,0.7790168932055205,0.7760108545897948,0.7757161661705788,0.7752002705642161,0.7553686579800335,0.7532695978046539,0.7527899529175212,0.7514381075120092,0.7509337558663272,0.7487933322968504,0.7450155397948776],"twin_dists":[0.05439769857215109,0.06655578746215814,0.06887158525871494,0.07508291476826232,0.08042207273792855,0.08090621494573878,0.08543772756421354,0.08589095242212187,0.08678802448973667,0.08734662128447941,0.08779079277558363,0.08935786593197349,0.09027923381326122,0.09069493057961828,0.09178415677049642,0.09249193247365153,0.09256117279233271,0.09268232690267955,0.09728446283956832,0.09776574671906754,0.09787557767890002,0.09818484299280265,0.09830011779512758,0.09878869532904942,0.09964855676342546],"n_dims_used":45,"mean_confidence":0.9147290547688802},"coverage":{"mean_confidence":0.9147290547688802,"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}}