{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003832},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003831","489:4890003782","468:4680004310","479:4790000718","469:4690002913","469:4690003696","467:4670003865","469:4690003810","479:4790003951","479:4790000513","489:4890003826","472:4720006786","484:4840002613","477:4770000286","496:4960001541","484:4840004480","489:4890003760","496:4960002828","467:4670004572","472:4720005997","467:4670004273","468:4680003091","496:4960002715","469:4690000441","468:4680001210"],"twin_admin_codes":[489,489,468,479,469,469,467,469,479,479,489,472,484,477,496,484,489,496,467,472,467,468,496,469,468],"twin_sims":[0.374044680996531,0.2939193112104639,0.22405306982359177,0.2187964510885232,0.2122701440943723,0.21111863470115608,0.20774212087390834,0.19724452817307986,0.17455745734168007,0.17147325740622255,0.16782779511575588,0.16745414110233817,0.16066232387765286,0.15912193005862135,0.1577501024180591,0.15690283963428095,0.15282118352805238,0.15279593932218394,0.1479711175715066,0.14569572999404917,0.145042120447165,0.1399921363961935,0.1377638137009171,0.1350571456598809,0.1342567253036209],"twin_dists":[0.1821375683726564,0.2032400868908663,0.22463949250355478,0.22641510937550297,0.2286599266050702,0.2290608268223917,0.23024499667402865,0.2340128564456238,0.2426604145181499,0.24389640036763835,0.24537802871879244,0.24553119605725193,0.24835931069372352,0.24901274863845807,0.2495985682480811,0.24996223760553793,0.2517346018530374,0.25174567087517863,0.2538863981262385,0.2549138689669093,0.25521120569338407,0.25754271465473605,0.2585914577140512,0.25988253493805225,0.26026804815807403],"n_dims_used":45,"mean_confidence":0.9192148844401041},"coverage":{"mean_confidence":0.9192148844401041,"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}}