{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001718},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004018","487:4870011578","490:4900002768","487:4870011579","490:4900003744","487:4870011466","490:4900001841","490:4900002601","487:4870008390","490:4900003609","487:4870012143","490:4900003323","487:4870011343","490:4900004844","487:4870011568","487:4870011797","487:4870011341","487:4870011569","490:4900003881","487:4870008546","490:4900002301","493:4930005776","490:4900002750","487:4870012437","490:4900003593"],"twin_admin_codes":[490,487,490,487,490,487,490,490,487,490,487,490,487,490,487,487,487,487,490,487,490,493,490,487,490],"twin_sims":[0.47956588780482096,0.42568907832026887,0.4169700572284222,0.38963263234567336,0.38038208341129087,0.34492740556798035,0.3365290943720414,0.2943365517968193,0.29361365885913054,0.2923813094732524,0.26688600770649346,0.26129686463539137,0.26055151621554434,0.2595086242854757,0.2476774374980859,0.2473015138208352,0.2446352637771638,0.2411036427820835,0.23746627038022172,0.23678612694406584,0.23567306784003386,0.2321242618638234,0.23126925547957475,0.22909171456732544,0.227594942115205],"twin_dists":[0.157450948259715,0.16973816049542673,0.17178235483152568,0.17831638954418397,0.18057496219250663,0.18949406958097323,0.19167561942075442,0.20312232235830913,0.20332641885549207,0.20367503887685112,0.2110956799851632,0.21278008382160854,0.21300640807396234,0.21332376496518432,0.21698198921142964,0.21710003456979068,0.21794060419408295,0.2190631430285889,0.22023049952306645,0.22045007056109467,0.2208102902874918,0.22196628512743655,0.222246529239892,0.2229633555732125,0.22345869290607873],"n_dims_used":45,"mean_confidence":0.9179289923773871},"coverage":{"mean_confidence":0.9179289923773871,"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}}