{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003184},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002997","489:4890003512","489:4890002506","489:4890003588","489:4890003315","489:4890002996","489:4890003182","489:4890003521","489:4890001848","489:4890001920","489:4890003339","489:4890002346","489:4890001837","489:4890002021","489:4890003456","489:4890002666","489:4890003581","489:4890002834","489:4890002999","489:4890002742","489:4890002841","489:4890001852","489:4890002327","489:4890001835","489:4890003259"],"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":[0.799335885693061,0.7786098389265883,0.7572779634371085,0.7497881133636578,0.7419076849059415,0.7320354963135952,0.7287848900746657,0.7261621270451543,0.7200971247719661,0.7188765622948942,0.7173070962362168,0.707612306646692,0.703338655762861,0.6973211508698216,0.6971089591661846,0.6967887728474973,0.6958048727442822,0.6948851286339289,0.6777498089872792,0.6765448034395376,0.6759256659328934,0.6742455208352249,0.6702305993301347,0.6657984463740625,0.6602817029052437],"twin_dists":[0.08692359604143994,0.09188015690590479,0.09684577797258567,0.09856175232919964,0.10035364865294798,0.10258050262850842,0.10330969191627538,0.10389666333825401,0.10524949932234143,0.10552102135826348,0.10586981106093585,0.10801606138161363,0.10895792595742816,0.11028006862414053,0.11032660801369588,0.11039682320960092,0.11061251009461362,0.11081402851907324,0.1145515171947725,0.11481324929406622,0.11494767764216007,0.1153123034434207,0.11618264839714533,0.11714193332420306,0.11833393481332856],"n_dims_used":45,"mean_confidence":0.917987060546875},"coverage":{"mean_confidence":0.917987060546875,"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}}