{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001510},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001565","480:4800001323","480:4800001388","480:4800001450","480:4800001269","480:4800002201","480:4800002539","480:4800001502","480:4800001966","480:4800001907","480:4800001563","480:4800001387","480:4800001661","480:4800002337","480:4800002248","480:4800001379","480:4800001507","480:4800002386","480:4800002302","480:4800002434","480:4800002019","480:4800001830","480:4800002447","480:4800002535","480:4800001564"],"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":[0.7482975110436345,0.427002869321258,0.41256900403497887,0.39529909238018895,0.3941237558525633,0.362653964891168,0.31859666717113466,0.25289574025237344,0.2398887628295383,0.2349053833223733,0.23289299022432644,0.22770429710667772,0.22471852500053918,0.21986779821966404,0.20412762238049592,0.1989805052006683,0.19320850757106303,0.18995202439388217,0.18502055931306313,0.17675774412985332,0.1755424627896015,0.17402572599906183,0.17399359737935494,0.15884276846447656,0.14459609824600256],"twin_dists":[0.09890172671570754,0.16943166440365467,0.17282110689469604,0.17694536027861785,0.1772289845849936,0.1849794042244699,0.1964352665803651,0.2153550825518088,0.21945175788374796,0.2210593850620343,0.2217148992326373,0.22342243043726584,0.22441669990443924,0.22605092565116627,0.23152726569437235,0.2333804007867132,0.2354983192741247,0.23671268669395418,0.23857970385622693,0.2417881503403035,0.2422689639257821,0.24287238494566635,0.2428852075664036,0.24913166162797484,0.25541467823501235],"n_dims_used":43,"mean_confidence":0.919218196425327},"coverage":{"mean_confidence":0.919218196425327,"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}}