{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004300},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001177","489:4890004313","467:4670000689","489:4890004173","472:4720005985","479:4790002170","496:4960007619","468:4680004594","467:4670000935","489:4890003679","470:4700004998","484:4840005539","467:4670001277","484:4840002427","467:4670002179","477:4770003421","468:4680001620","489:4890004117","469:4690007254","484:4840002711","488:4880004016","488:4880000896","489:4890004265","489:4890003773","496:4960007482"],"twin_admin_codes":[499,489,467,489,472,479,496,468,467,489,470,484,467,484,467,477,468,489,469,484,488,488,489,489,496],"twin_sims":[0.25225885892536565,0.24567719432747745,0.23034328987179556,0.20799179697407336,0.18674671642523508,0.18655754157551788,0.18455345014271074,0.16432424023938216,0.15054384632773946,0.14380052289500367,0.1283113149466586,0.11839922750756518,0.1038960052714479,0.10286826668237521,0.09946721045783964,0.09661444707237782,0.08872300376650753,0.08858590453853431,0.08620612472913715,0.08552318266421148,0.0851475443698625,0.08436753327641745,0.08351931913511966,0.08347085742828013,0.08334629180242635],"twin_dists":[0.2155524874817534,0.2176114236632926,0.2225508021906937,0.23015698666529133,0.23792226515199535,0.23799410700564766,0.2387583521310763,0.24682397586739865,0.2527386153512493,0.2557787731845367,0.26318710409735707,0.26829020567994477,0.276383456772363,0.2769894956695459,0.2790293579456095,0.2807829342994844,0.28585584600271474,0.2859470819212314,0.2875489224397955,0.28801510473467284,0.28827278414238455,0.2888107621265092,0.2894003028394503,0.28943412965539195,0.28952114989300975],"n_dims_used":45,"mean_confidence":0.9200420803493924},"coverage":{"mean_confidence":0.9200420803493924,"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}}