{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001755},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001839","489:4890002016","489:4890002007","489:4890003258","489:4890003253","489:4890002101","489:4890002666","489:4890002923","489:4890002241","489:4890001852","489:4890001833","489:4890001757","489:4890002834","489:4890003182","489:4890002745","489:4890002172","489:4890003181","489:4890002743","489:4890002243","489:4890001845","489:4890002749","489:4890002506","489:4890002838","489:4890002662","489:4890001676"],"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":[0.9476367887881604,0.9174714556715698,0.8860467353306308,0.8744869921531652,0.8572143446714507,0.8482018703610946,0.8096864892669464,0.805358973972201,0.8035697943915358,0.7995636429761246,0.7958345683316769,0.7957539067443139,0.7923418175929675,0.7857929694651341,0.7845649904862185,0.7781532634495412,0.7773078871283888,0.7630786808702801,0.7608013666222417,0.757318041928556,0.7465790760941187,0.7451081212003746,0.7428142185015406,0.7412531643244965,0.7371071259766226],"twin_dists":[0.04259565784221577,0.05390458095772435,0.06388599325950085,0.06726391641150405,0.07209315855373122,0.07452501300890353,0.08439007068191359,0.08545448559469372,0.08589235930039013,0.08686829551376435,0.08777131618776583,0.08779079277558363,0.08861255320905126,0.09017852937651522,0.09047058408324213,0.09198777659991864,0.09218687546243703,0.09550749967870989,0.09603390167422317,0.09683656006767187,0.09929305695787546,0.09962752120837536,0.10014818823381859,0.10050188645328895,0.1014388826805431],"n_dims_used":45,"mean_confidence":0.914748297797309},"coverage":{"mean_confidence":0.914748297797309,"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}}