{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007074},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005716","490:4900007073","490:4900006822","490:4900007320","490:4900005186","490:4900006945","490:4900007678","490:4900006825","490:4900006340","490:4900005454","490:4900005326","490:4900006958","490:4900006337","490:4900005584","490:4900005329","490:4900005049","490:4900007331","490:4900006709","490:4900006452","490:4900005843","490:4900005051","490:4900006218","490:4900006451","490:4900004231","490:4900006220"],"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":[0.32345392353803576,0.18418614021256005,0.15366649592645107,0.0774993472337242,0.05425981283095427,0.053168649642054124,0.046511852030597205,0.03949163015265135,0.029678807785906258,0.02671652433948617,0.020779603135509403,0.018770340410108926,0.017443173882685563,0.01735445471584515,0.013760358657624946,0.007877225350005058,0.0073141275419243545,0.006008359183709818,0.005165721971780939,0.004956675329304312,0.004627503737100254,0.0036854280164423333,0.003452775676167065,0.002775531113674736,0.0026222973570293093],"twin_dists":[0.19513170457510087,0.23889905540755405,0.25136472319941494,0.29372807329602385,0.31353172220996606,0.31462272666864605,0.321713975330881,0.33018102678376143,0.3444648484060391,0.34957585094129817,0.3614985090056151,0.36621276855010987,0.36957482127451297,0.36980747359255733,0.38024461477304816,0.40423231484766725,0.40731536116626066,0.4153792838083217,0.42147064257321504,0.4231206376993311,0.42585120370149887,0.43477387536130296,0.4372963601699968,0.44563845366704713,0.44778284210256414],"n_dims_used":45,"mean_confidence":0.9243048773871527},"coverage":{"mean_confidence":0.9243048773871527,"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}}