{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002109},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002855","490:4900001254","490:4900002563","490:4900001953","490:4900002110","490:4900001803","490:4900002417","490:4900002264","490:4900002266","490:4900001802","490:4900002117","490:4900001662","490:4900003823","490:4900003963","490:4900004515","490:4900002706","490:4900002268","490:4900001804","490:4900003542","490:4900010372","490:4900002415","490:4900002118","490:4900003015","490:4900003676","490:4900010269"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6314923082071626,0.5675557111479729,0.45944875067190516,0.37381670386711635,0.34487286510561566,0.34352706105661523,0.32751256001602796,0.3251410489196357,0.26047645984548873,0.2582680186351891,0.24782495653406464,0.22493963968075145,0.22355147021013275,0.218968403063265,0.20375186251811164,0.19279454667102036,0.19053309144092961,0.18993100742630092,0.1795611238178101,0.1760571690030408,0.17579952075342434,0.1659240283709449,0.16327750789726908,0.15217421994867156,0.14732822115771563],"twin_dists":[0.12452647551809429,0.13823141072724385,0.16197674852714808,0.1821940205946449,0.1895081450019131,0.18985583576931145,0.19405081454245904,0.19468148340079394,0.2130292213827954,0.2137023342676045,0.2169356975623414,0.22434276846067724,0.2248077180262106,0.226356577192574,0.23166145822847253,0.2356518930422682,0.23649494336561397,0.23672057110177216,0.24068791910668444,0.24206503725236486,0.24216706435832058,0.24616099755780693,0.24726028828338284,0.2520187056009803,0.254175512884273],"n_dims_used":45,"mean_confidence":0.9198479546440972},"coverage":{"mean_confidence":0.9198479546440972,"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}}