{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010923},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011839","490:4900011969","490:4900012163","490:4900012102","490:4900011905","490:4900011894","490:4900011768","490:4900011707","490:4900011760","490:4900011319","490:4900008906","490:4900010924","490:4900011642","490:4900010922","490:4900011706","490:4900011700","490:4900011830","490:4900011965","490:4900011080","490:4900007783","490:4900010494","490:4900011829","490:4900009529","490:4900011227","490:4900011893"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.497590962531749,0.4957157920297891,0.3521684501959994,0.3327399807074492,0.30349756476321105,0.30213386745963455,0.29232978344623495,0.26685459250267735,0.256089726360477,0.23860637392751993,0.22103675936381897,0.21619597335822405,0.18299112438186954,0.18024510633693178,0.17324716720497463,0.1630407223659712,0.15288822915888228,0.1508245610032607,0.1472139900306548,0.14035484464946582,0.13854737822486196,0.1351598839067999,0.13267140618607703,0.1290816776011938,0.12667544859790633],"twin_dists":[0.15344734153534467,0.15386180865378607,0.1876356607651309,0.19266948544656437,0.20056100335637073,0.20093938670896686,0.20368963406320695,0.211105085840812,0.21436982334882232,0.2198633573473856,0.22565491352549263,0.2273040999086832,0.23935819583056775,0.24042133096757476,0.24318358714451657,0.24735926893303184,0.25170521034941207,0.2526142554218421,0.25422698084396866,0.2573731898808756,0.2582212444647979,0.2598331765129941,0.26103672436700914,0.2628031938109479,0.26400815923772614],"n_dims_used":45,"mean_confidence":0.8923071119520399},"coverage":{"mean_confidence":0.8923071119520399,"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}}