{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001108},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001234","489:4890000989","489:4890001438","489:4890000873","489:4890001231","489:4890001365","489:4890001233","489:4890001226","489:4890001426","489:4890001424","489:4890001368","489:4890001115","489:4890000932","489:4890001052","489:4890001354","489:4890001168","489:4890001160","489:4890000869","489:4890001366","489:4890001044","489:4890001112","489:4890000983","489:4890001237","489:4890001171","489:4890001297"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8854132314537924,0.829534855836798,0.7045759786440272,0.6524181574203227,0.6401417080945639,0.6396721447251299,0.6074019044412226,0.593415051206392,0.5910239037836795,0.5647618745079673,0.5593275786329617,0.552802570541945,0.5412354575638595,0.5174706650181773,0.5162585551881042,0.5105268038501941,0.5094518435949075,0.5092691779557057,0.5024970170896076,0.49801080783148505,0.48747639862107567,0.48271441029999296,0.4717547266163639,0.47141427637988115,0.4547700314597146],"twin_dists":[0.06407455325130905,0.07940211124998858,0.10868548713874522,0.12002954542131042,0.12266997105699214,0.12277082859196059,0.12968793030173373,0.13268332651001163,0.13319561900807783,0.13883225475087319,0.14000204307265993,0.14140872979492491,0.14390900411465887,0.14907899073585387,0.14934409130007148,0.1505997739241304,0.1508356668184653,0.1508757643387941,0.1523650350128668,0.15335460449432295,0.15568840908595227,0.15674834649873312,0.1592004914525967,0.15927696181204146,0.1630391379267601],"n_dims_used":45,"mean_confidence":0.9147204928927951},"coverage":{"mean_confidence":0.9147204928927951,"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}}