{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740004040},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740004039","486:4860002323","474:4740003864","474:4740003866","486:4860001221","474:4740003865","474:4740003776","474:4740003699","474:4740003778","474:4740003867","474:4740003530","474:4740003784","474:4740003952","486:4860001114","474:4740003446","486:4860002324","474:4740003870","474:4740003777","486:4860002497","474:4740003614","486:4860002317","486:4860001271","474:4740003781","486:4860002496","474:4740003782"],"twin_admin_codes":[474,486,474,474,486,474,474,474,474,474,474,474,474,486,474,486,474,474,486,474,486,486,474,486,474],"twin_sims":[0.8173797112263286,0.7241835721262826,0.6843194403023558,0.660022525825844,0.632130600769967,0.6301637923715478,0.5931168330403782,0.5810784431622041,0.5780005052916054,0.573912903204031,0.5736060527537385,0.5547508084088164,0.5527315793751139,0.548665246976301,0.5358913242943222,0.5342512101560676,0.5316260140096615,0.5284910731134878,0.5284151513671219,0.5269910030271909,0.5144546736890723,0.5057157783492212,0.48947750670895124,0.48624701473766185,0.47751119318897484],"twin_dists":[0.0824782815797252,0.10433867131389572,0.11312216242766852,0.11838988329557007,0.12438955859180084,0.12481141020051212,0.13274721336133938,0.135327659907399,0.13598801973068078,0.13686548260908857,0.13693137664806476,0.14098846300758278,0.14142404807822184,0.1423019975213746,0.14506740614694397,0.1454233718205638,0.1459935995035585,0.14667532237500097,0.14669184297870405,0.14700183388683583,0.1497388998651801,0.15165653261275874,0.15524394277029824,0.1559617423419109,0.15791025250207236],"n_dims_used":45,"mean_confidence":0.9232977125379774},"coverage":{"mean_confidence":0.9232977125379774,"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}}