{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001847},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003392","489:4890002920","489:4890003015","489:4890001930","489:4890003162","489:4890002012","489:4890003583","489:4890003092","489:4890003160","489:4890002928","489:4890002024","489:4890001763","489:4890002107","489:4890003000","489:4890002264","489:4890001999","489:4890003338","489:4890003263","489:4890003244","489:4890002279","489:4890001916","489:4890003018","489:4890001766","489:4890003292","470:4700007556"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470],"twin_sims":[0.7979079655317446,0.7126095675100678,0.7035508014024849,0.6392578443925468,0.6111226176795718,0.588396925956977,0.5744315256783408,0.5397788132546956,0.5258480143447654,0.503911088692886,0.4992597346004405,0.4854420049486839,0.4587390154177528,0.4487947676273056,0.44438039261346546,0.4129562592527917,0.40244870432260255,0.3981155575661463,0.38240714620236405,0.3763549707638917,0.3704523711458126,0.3586596854803116,0.34883689106033094,0.34602935147011965,0.3202123436223387],"twin_dists":[0.08726986109373847,0.10691149147881095,0.10891122927016891,0.12285980885276374,0.12889120707737126,0.1337585553659465,0.13675411992997671,0.1442245308966603,0.14725075831363732,0.15205362399364908,0.15307886708395008,0.15614083768382914,0.16213765529623367,0.16440177079410728,0.16541282383200906,0.17272951375469167,0.17522832480780065,0.1762672857421544,0.1800783095286452,0.1815664385993784,0.1830290876661048,0.1859865500563231,0.18848818412093474,0.1892099392774543,0.19600043261125077],"n_dims_used":45,"mean_confidence":0.9146957397460938},"coverage":{"mean_confidence":0.9146957397460938,"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}}