{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001830},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001662","489:4890002006","489:4890001749","489:4890002587","489:4890002017","489:4890001919","489:4890002001","489:4890002009","489:4890001836","489:4890002267","489:4890001757","489:4890002188","489:4890003325","489:4890003578","489:4890001760","489:4890002019","489:4890001764","489:4890003326","489:4890002088","489:4890002102","489:4890003524","489:4890001665","489:4890001932","489:4890002079","489:4890001680"],"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":[0.8351835593176214,0.8286963653728484,0.7976984736313273,0.7966686859460126,0.7960921403634735,0.7775395103783511,0.772806898413417,0.7577686475153523,0.7216473732517186,0.7214981081464976,0.7074638156531805,0.6999947721357737,0.691321920010096,0.6905335866046548,0.6894441365886923,0.6890558458051924,0.6878151868004841,0.6809412001287274,0.6643528398014935,0.663523925693832,0.658663537025969,0.6556642672532915,0.6432616476240133,0.6393319178536928,0.630072290474103],"twin_dists":[0.07794714591095421,0.07961665328000717,0.08732059854346431,0.08756977166944642,0.08770910698310871,0.09213234597198545,0.09324338243387631,0.09673289559166084,0.10490428910682693,0.10493754463041491,0.10804882891826616,0.10969319635119694,0.1115938078202627,0.11176613339698213,0.11200416825512338,0.11208897481456234,0.1123598377980555,0.11385768536658995,0.11745449486162389,0.117633649794568,0.11868317521383104,0.11933004845480957,0.12199960568190388,0.12284390042037896,0.12483103329293954],"n_dims_used":45,"mean_confidence":0.9138102213541667},"coverage":{"mean_confidence":0.9138102213541667,"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}}