{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001147","494:4940001320","494:4940001333","494:4940001384","494:4940001537","494:4940001324","494:4940001380","492:4920005031","494:4940003267","494:4940001381","494:4940001334","494:4940001468","494:4940001318","494:4940001208","494:4940001259","494:4940001265","492:4920004737","494:4940001258","494:4940000913","494:4940000685","494:4940001328","494:4940001027","492:4920004473","494:4940001317","494:4940002037"],"twin_admin_codes":[494,494,494,494,494,494,494,492,494,494,494,494,494,494,494,494,492,494,494,494,494,494,492,494,494],"twin_sims":[0.3403257276097176,0.29036632349127633,0.2367757725574316,0.2365354479933169,0.21613608112141702,0.20976256786282738,0.18929052047236267,0.1737056273306248,0.17131945582225483,0.16357080338420746,0.1615272119645495,0.15866814042217517,0.1388252835401103,0.1368484839064312,0.13446878310211674,0.13276807771557275,0.1326008962338576,0.1103658744172909,0.10145401357729537,0.1010951981984563,0.09985343249072412,0.09949568518195129,0.09870153107341706,0.09237345304749714,0.08733143079656583],"twin_dists":[0.1906858335420302,0.2042469437742893,0.22045341645197927,0.22053110119648536,0.22732465899821663,0.22953485132901752,0.23696113961510404,0.24300021277573378,0.24395845101421806,0.24713782944755944,0.24799441736565536,0.24920612440744455,0.2580903174766404,0.25902592597540397,0.26016574532991066,0.26098965392032164,0.2610710727287776,0.2726717444446818,0.2778312267432607,0.2780462421389669,0.2787949914503574,0.27901205465550316,0.2794961018691403,0.2834666900156199,0.2867871506927655],"n_dims_used":45,"mean_confidence":0.9152293735080295},"coverage":{"mean_confidence":0.9152293735080295,"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}}