{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760000367},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760000144","476:4760000267","476:4760000231","476:4760000207","476:4760000235","476:4760000140","476:4760000174","476:4760000106","476:4760000139","476:4760000103","476:4760000230","476:4760000104","476:4760000206","473:4730009569","476:4760000045","476:4760000364","476:4760000333","476:4760000361","476:4760000300","476:4760000172","476:4760000044","476:4760000023","476:4760000329","476:4760000111","476:4760000688"],"twin_admin_codes":[476,476,476,476,476,476,476,476,476,476,476,476,476,473,476,476,476,476,476,476,476,476,476,476,476],"twin_sims":[0.8712582463096944,0.8601232845914009,0.8084648157814154,0.7928458752235187,0.7856622767098559,0.7819263757974141,0.7681332253591225,0.7176033485362768,0.7102078719617622,0.6997640901822348,0.6888329143935077,0.6447294032251273,0.6426333160252117,0.6214785240940517,0.5804156471662768,0.5781263557231385,0.5549658130780821,0.5418919286244049,0.5295462642823775,0.5202045002426319,0.5125447890712028,0.4945803909887559,0.4681313400285209,0.4586960087846813,0.4554430463227596],"twin_dists":[0.0681851824310643,0.07129613632222447,0.08469133516633019,0.08849141562546109,0.09020963573268144,0.09109650423685635,0.09433432117601777,0.10580400324340157,0.10744279744395756,0.10974386719065708,0.1121376578446182,0.12168408901771043,0.12213464567582306,0.12667309614801972,0.13546983579840663,0.13596101316351172,0.14094209682555187,0.1437668562418567,0.14644576517535252,0.1484816197028593,0.15015728299145842,0.15411298392822664,0.1600153175021766,0.16214740835555677,0.1628860745148868],"n_dims_used":44,"mean_confidence":0.9157101024280895},"coverage":{"mean_confidence":0.9157101024280895,"n_dims_used":44,"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}}