{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003715},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003847","489:4890003651","489:4890003713","489:4890003706","489:4890003898","489:4890003905","489:4890003836","489:4890003645","489:4890004211","489:4890003787","489:4890003774","489:4890003719","489:4890003646","489:4890003897","489:4890003642","489:4890004608","489:4890003722","489:4890003894","489:4890004541","489:4890003786","489:4890003647","489:4890003648","489:4890004253","489:4890003656","479:4790001587"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479],"twin_sims":[0.762128101266619,0.747169318682542,0.7132375949046321,0.7050048952233426,0.6989233316082829,0.6871477747657901,0.5883815268515775,0.58277648951735,0.5083056932624985,0.5071313755207859,0.4818702557858702,0.47676402643435334,0.4678804013061821,0.4650222160450711,0.44781428208638274,0.4230664392067121,0.41491384746917953,0.41151019525411553,0.40747589517636557,0.40451645954664367,0.36750032576396197,0.33192221883244893,0.33149016894294187,0.33039329315948635,0.32364296605862297],"twin_dists":[0.09572738709713763,0.09915871681309192,0.10677241890202947,0.10859099888918754,0.10992848898314467,0.11250548034803325,0.13376185565169807,0.13496347085476904,0.1510873237750226,0.15134531909114265,0.15693657948775844,0.1580774314200025,0.16007182757239502,0.1607162118552225,0.1646260109376534,0.17035117672616532,0.17226707648186954,0.17307172644182284,0.17402924464819336,0.17473431987671187,0.18376492575924422,0.19288478754418273,0.19299865560421622,0.19328810601807062,0.19508119237746954],"n_dims_used":45,"mean_confidence":0.919897715250651},"coverage":{"mean_confidence":0.919897715250651,"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}}