{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980000705","498:4980001543","498:4980002420","498:4980002971","498:4980001730","498:4980002464","500:5000011315","496:4960002357","479:4790003304","498:4980002795","498:4980003234","489:4890002026","498:4980003427","498:4980001723","472:4720004278","498:4980001293","468:4680002209","498:4980001910","498:4980002422","498:4980002466","500:5000010429","498:4980003233","498:4980000593","498:4980001547","498:4980002958"],"twin_admin_codes":[498,498,498,498,498,498,500,496,479,498,498,489,498,498,472,498,468,498,498,498,500,498,498,498,498],"twin_sims":[0.39107371543761676,0.20244215298013213,0.19758454665874284,0.19258578286075365,0.1828841367813755,0.17116371302201136,0.16992859878711256,0.16684990600990524,0.15922681462852464,0.15068149258001642,0.1469858258785566,0.14547496317011643,0.14399276415883758,0.1321682597783802,0.12888488983178695,0.12275673926390968,0.12036360420785554,0.11855337372625106,0.10487361073275053,0.10436214491253974,0.10334223356210608,0.09793488889613182,0.09764957737954068,0.0966268879499648,0.09616360527353866],"twin_dists":[0.17796683567481128,0.23213051717967118,0.23388867785563075,0.23572942862002363,0.23939940486284647,0.24402132552741118,0.24452140867520886,0.24577940437560028,0.24896811076374617,0.25267761512875786,0.254329870869648,0.25501418838577805,0.2556906573376428,0.2612821296163352,0.2629010979208687,0.2660082268491388,0.2672536790325126,0.268208394897495,0.275811300180446,0.2761101217980275,0.2767094221863885,0.27996628575348115,0.2801420056476451,0.2807751992347981,0.28106377317205117],"n_dims_used":45,"mean_confidence":0.9284632364908855},"coverage":{"mean_confidence":0.9284632364908855,"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}}