{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003242},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003772","490:4900003504","490:4900003239","490:4900004472","490:4900003374","490:4900002817","490:4900003640","490:4900004054","490:4900003630","490:4900003373","490:4900004209","490:4900004053","490:4900003773","490:4900004471","490:4900002822","490:4900002966","490:4900004608","490:4900004195","490:4900003375","490:4900004336","490:4900005555","490:4900004334","490:4900002964","490:4900002967","490:4900003498"],"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":[0.6964626384839778,0.6530565969720012,0.5417179105166157,0.43895194042377267,0.4154846565020208,0.4139456666792831,0.4071240350052313,0.40624786662816176,0.3990625332889401,0.3785366678620514,0.3739954483038558,0.368977857800071,0.3596852507680292,0.3365699756170025,0.3267287155621938,0.31832552743286235,0.3086126678819804,0.28113029767672204,0.27892456443525987,0.2721819514975013,0.25015762940852765,0.24626999004815,0.24006072215124782,0.2392824180940077,0.22551429649554108],"twin_dists":[0.11046833004527683,0.11989201786003258,0.1438045338662859,0.1666614424860286,0.17213241309538302,0.17249566956454124,0.17411295454050973,0.17432154052182836,0.17603979170852266,0.1810286683251287,0.18214975805292702,0.18339626363780132,0.18572741308327603,0.19166492965851,0.19425898614678846,0.19650836100456448,0.1991504290244988,0.20689923197821292,0.2075403988387891,0.20951975224102767,0.21620603760884835,0.21742454087175025,0.21939667415327976,0.21964619332309696,0.22415085306162696],"n_dims_used":45,"mean_confidence":0.8998777601453993},"coverage":{"mean_confidence":0.8998777601453993,"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}}