{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001259},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001336","480:4800001442","480:4800002435","480:4800001507","480:4800002529","480:4800001557","480:4800001446","480:4800001264","480:4800001618","480:4800002072","480:4800001564","480:4800001451","480:4800001385","480:4800002389","480:4800001614","480:4800002055","480:4800002074","480:4800001379","480:4800001675","480:4800002075","480:4800001562","480:4800001335","480:4800001611","480:4800001846","480:4800002266"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.34331036719308944,0.26768642475142723,0.25080211163521837,0.2414302571203333,0.2310946871436572,0.1990411384473591,0.18823184306617474,0.17791492156271876,0.17564930635007503,0.17486968256856072,0.17418861246599346,0.15910941953774752,0.15729136631447735,0.15110576574630133,0.14670451185836636,0.14317476637961857,0.14100327534751403,0.13960122618365745,0.13426413841418466,0.13280538161337274,0.12994474235726666,0.12638867125804315,0.12580722634541594,0.12430147290115029,0.12291161794465319],"twin_dists":[0.18991188663279918,0.21085626309428124,0.21600521159121275,0.21895888266931568,0.22230383103815157,0.23335837974118998,0.23736003340212397,0.24133250613201443,0.2422265974911248,0.24253616307928252,0.2428074025020394,0.24901807442668175,0.24979529344493873,0.2524898489951175,0.254456891344427,0.2560662023310642,0.2570709342815703,0.25772578775254223,0.26026446981265866,0.26097149713125756,0.26237513660574563,0.26415292162340015,0.2644471955303757,0.2652140973391959,0.26592826361031097],"n_dims_used":43,"mean_confidence":0.9200298398040062},"coverage":{"mean_confidence":0.9200298398040062,"n_dims_used":43,"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}}