{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008984},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008648","490:4900008426","490:4900009094","490:4900007867","490:4900008428","490:4900007749","490:4900007987","490:4900007632","490:4900007017","490:4900002188","490:4900008758","490:4900006163","490:4900008314","490:4900003227","490:4900004171","490:4900008983","490:4900006531","466:4660002936","490:4900006180","490:4900007270","490:4900006294","490:4900004715","490:4900008315","490:4900008649","470:4700004500"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,470],"twin_sims":[0.7477056547426492,0.6469209766431911,0.5768517247121694,0.5476177951528195,0.5415496295168236,0.5138779716753933,0.508851163876889,0.49682636686237,0.4936872176240548,0.4898130980669142,0.48208711834707924,0.47868962714734076,0.4723531601111083,0.4643038455222263,0.45835731423892667,0.44132348852791925,0.4344808675038215,0.42439699754226545,0.4236284179555315,0.41656394952666165,0.41390425410320714,0.41374810288825914,0.41010834440821764,0.40870113676223235,0.39900980940435427],"twin_dists":[0.09903658002808635,0.12121278926136844,0.13623456367709744,0.14252832274514085,0.14384097143983174,0.14986519244439622,0.15096753797911222,0.15361628544628966,0.1543106905872442,0.15516945818243433,0.1568882127057238,0.15764674910432322,0.15906611878750918,0.16087838517734826,0.16222422908810538,0.16611522043252333,0.16769440558059673,0.17003997447573113,0.17021968657388428,0.17187800729894975,0.17250545246898663,0.17254234392890241,0.17340397790048268,0.17373800084478067,0.1760524512031064],"n_dims_used":45,"mean_confidence":0.9185024685329861},"coverage":{"mean_confidence":0.9185024685329861,"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}}