{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004502},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004549","489:4890004364","489:4890004410","489:4890004594","489:4890004249","489:4890004078","489:4890004673","489:4890004355","489:4890004356","489:4890004592","489:4890004077","489:4890004639","489:4890004597","489:4890003702","489:4890004715","489:4890004017","489:4890004550","489:4890004677","489:4890004081","489:4890004510","489:4890003887","489:4890004346","489:4890004637","489:4890004595","489:4890004497"],"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":[0.8936162048454828,0.8296117957809137,0.8264491957532364,0.8222743833960714,0.810204343294549,0.8087082014163234,0.792570218648024,0.7772826514032581,0.7768730288363868,0.7728094586222859,0.7560216165540607,0.7508420259879981,0.7489326131267444,0.747430319682154,0.745040982593991,0.7422749770463288,0.7406855691314502,0.7382225908829626,0.7367776196698838,0.7364506394245367,0.7292875532013364,0.7283579340207825,0.7265865322196224,0.7229110375319716,0.7228080040274405],"twin_dists":[0.061599100226380266,0.07938240669547719,0.08018986244932472,0.08124812151497993,0.08426218051137511,0.08463136559352358,0.0885576737417371,0.0921928155708167,0.0922892080154247,0.09324278314701444,0.09713453647412455,0.09832107739914485,0.09875693395721925,0.09909928838355753,0.09964277605029291,0.10027042458692205,0.10063036613342734,0.10118712693211028,0.10151320416524866,0.10158693496494862,0.10319705743156979,0.10340532688467793,0.1038017636740982,0.10462260352088176,0.10464558082375175],"n_dims_used":45,"mean_confidence":0.9202472262912327},"coverage":{"mean_confidence":0.9202472262912327,"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}}