{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002833},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005038","477:4770003447","489:4890004996","477:4770002482","489:4890005036","489:4890005374","477:4770003377","499:4990000001","489:4890004999","477:4770002994","477:4770003158","489:4890005078","477:4770002618","477:4770003302","477:4770002685","489:4890005394","489:4890004690","489:4890005077","477:4770002619","489:4890005228","477:4770002911","489:4890004688","477:4770002834","489:4890005080","489:4890005040"],"twin_admin_codes":[489,477,489,477,489,489,477,499,489,477,477,489,477,477,477,489,489,489,477,489,477,489,477,489,489],"twin_sims":[0.8540949141644963,0.7969929844720668,0.7010311212435831,0.6954378236188256,0.6874021177532195,0.6821976721625347,0.6698795192015781,0.6438274206961649,0.6397804953018473,0.6304231837324412,0.6147235513496185,0.6060151112713853,0.5965351853552099,0.5928374223551451,0.5863210726732845,0.5777734182805355,0.5697374884213188,0.5661788893947132,0.5569565773032715,0.5498343332349322,0.5455022302474201,0.544361380621339,0.5394477673579078,0.5301382084057852,0.524841717444125],"twin_dists":[0.07294113594429605,0.08749134444528785,0.10946547223491868,0.11069294357726524,0.11244998323356466,0.11358425296138047,0.11625869154484031,0.12187799563149782,0.12274755675434562,0.12475578099078499,0.1281200623142333,0.12998488008162798,0.13201497953936403,0.13280707236026437,0.13420349170920293,0.13603675222453343,0.13776243886803496,0.13852746590158033,0.14051291184216955,0.1420494756346198,0.14298566290869716,0.14323241851467483,0.14429626177630112,0.1463170303684604,0.14747001291604456],"n_dims_used":45,"mean_confidence":0.9216832478841146},"coverage":{"mean_confidence":0.9216832478841146,"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}}