{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003252},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002671","489:4890001675","489:4890003088","489:4890002005","489:4890003244","489:4890003376","489:4890002251","489:4890003000","489:4890002264","489:4890002024","489:4890003080","489:4890001827","489:4890002012","489:4890002424","489:4890002667","489:4890003362","489:4890001684","489:4890002332","489:4890002415","489:4890002248","489:4890002928","489:4890002501","470:4700007556","468:4680002073","489:4890002658"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,468,489],"twin_sims":[0.6892220118991779,0.6532604113190807,0.49057621839653615,0.4869880154157519,0.4751662483258484,0.45582204377126634,0.4518910719663046,0.4364284495325621,0.43081571300138344,0.42943897145654586,0.423097344773995,0.4094732905365024,0.40466800950276055,0.4041395957460968,0.39573629462503307,0.374572480566021,0.370882857015961,0.37073826901855517,0.3667638812137877,0.365619967974256,0.3642452873951121,0.3577752586084831,0.35694866572274686,0.3568425303926154,0.35314901267823834],"twin_dists":[0.11205268449980527,0.1198481089024332,0.15500014023428388,0.15579696782593033,0.15843522153905215,0.16279991560715285,0.16369483827635037,0.16724393507092122,0.16854434860187698,0.16886436860667778,0.1703439436330414,0.17355465540605514,0.17469815785544127,0.17482427135710085,0.17683995693350035,0.18200693827676742,0.1829220272515526,0.182957978929211,0.1839489544345716,0.18423517267214473,0.18457972790151175,0.1862103295801449,0.18641973278850546,0.18644663842427284,0.18738554401645371],"n_dims_used":45,"mean_confidence":0.9169516669379341},"coverage":{"mean_confidence":0.9169516669379341,"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}}