{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000694},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000703","489:4890000814","489:4890000449","489:4890000817","489:4890000484","489:4890000377","489:4890000271","489:4890000609","470:4700002441","481:4810005909","489:4890000813","489:4890001532","489:4890000311","489:4890001239","489:4890000534","489:4890001302","489:4890000812","489:4890001054","489:4890000384","489:4890001599","489:4890000437","489:4890000292","489:4890001504","489:4890001618","489:4890000057"],"twin_admin_codes":[489,489,489,489,489,489,489,489,470,481,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8962277695385853,0.7996024826253807,0.6551388231871522,0.6183566965854167,0.6125376031456067,0.5511162370948909,0.5283680048428938,0.5256774940035587,0.5135514400859049,0.5134012632829869,0.4973488090004443,0.49652643392435586,0.4948733283196229,0.48944215770030686,0.4827061213530086,0.4754259772159734,0.47057044801582515,0.465982999060259,0.4429441855413554,0.4308153324057831,0.4304870750300225,0.42383795412118164,0.42210755110007164,0.4050474459429326,0.4004347189378141],"twin_dists":[0.0607947708410123,0.08685886312516791,0.11944331740115909,0.12734189295438564,0.12858819738662297,0.14177268639006768,0.1467021023402525,0.1472879051434564,0.1499367155747846,0.1499696139513246,0.15350083942409024,0.15368257840208527,0.15404816392505782,0.15525178938332027,0.15675019429885345,0.15837703376779916,0.15946657854822358,0.1604994492662494,0.16574259353145626,0.1685444370127754,0.16862070176653443,0.17017067857699483,0.17057570365395539,0.1746076453633163,0.1757105844236411],"n_dims_used":45,"mean_confidence":0.9147701687282986},"coverage":{"mean_confidence":0.9147701687282986,"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}}