{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003167},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002837","489:4890001840","489:4890001681","489:4890002580","489:4890003462","489:4890002839","489:4890003260","489:4890001844","489:4890003005","489:4890002918","489:4890001920","489:4890003329","489:4890002272","489:4890002065","489:4890003597","489:4890001667","489:4890002926","489:4890003259","489:4890003582","489:4890001726","489:4890002180","489:4890002086","489:4890002664","489:4890002077","489:4890001935"],"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":[0.7711739141511759,0.7525364292302777,0.739898177896328,0.7322369516577378,0.7172166425478268,0.7160163609709661,0.7041455345770781,0.6929538756054408,0.6890115428812257,0.6883954208796333,0.6832355691502524,0.6767544536242315,0.6748704041482031,0.6717276784472347,0.6672813700468319,0.6669344677222017,0.6645129753742708,0.650955397400335,0.6485138569076019,0.641448332371536,0.6365054207086883,0.6259056995014511,0.6250385584488986,0.6249767865691737,0.618762575641996],"twin_dists":[0.09362524891662359,0.09793360900483182,0.10080848998462308,0.10253524773177382,0.10588990119741871,0.10615636823196722,0.10878028714384809,0.11123684855611264,0.11209864997071049,0.11223318062536713,0.1133582700140511,0.11476772185682911,0.1151767198544754,0.1158582721665434,0.1168211415767237,0.11689619972995006,0.11741987871362686,0.1203445554425,0.12087009140766274,0.12238927368753436,0.1234507856884876,0.125724347790475,0.12591020921431414,0.1259234486472217,0.12725494892636885],"n_dims_used":45,"mean_confidence":0.9150388081868489},"coverage":{"mean_confidence":0.9150388081868489,"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}}