{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004202},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940000120","494:4940000551","493:4930005952","494:4940000491","494:4940000112","493:4930004206","493:4930004661","493:4930004944","494:4940001131","493:4930004038","494:4940000371","493:4930006254","493:4930004351","493:4930001245","493:4930001128","494:4940000768","493:4930003366","493:4930004808","493:4930004227","493:4930004523","493:4930004494","493:4930005626","494:4940004840","493:4930004077","496:4960011311"],"twin_admin_codes":[494,494,493,494,494,493,493,493,494,493,494,493,493,493,493,494,493,493,493,493,493,493,494,493,496],"twin_sims":[0.5429345737564432,0.3521333346862814,0.29075752094723745,0.277275030546699,0.25462935778201273,0.2309187715668604,0.21391775587415734,0.20507973785118191,0.19742271577742848,0.1956836465140701,0.18821282463534764,0.18765905821231674,0.16882580748681295,0.16624392253201595,0.1658865258489386,0.16196667663759037,0.14865841215650757,0.14707100084638916,0.14638370627813432,0.14548036098546469,0.14317467151592653,0.14272739379563054,0.14012186795922063,0.13964708089321917,0.13894969875080043],"twin_dists":[0.14354115376936805,0.18764462456437914,0.20413572764662938,0.20802190670207052,0.2148193345501797,0.22236160391609258,0.22808886071925713,0.23118799931383832,0.23394776186804953,0.23458481774755433,0.23736721361064275,0.2375765056109597,0.24497012555923184,0.24602898244976923,0.24617648626116911,0.2478095518781056,0.25357834109290606,0.25429144764161077,0.25460196328297674,0.25501173420161827,0.2560662459755196,0.2562722667463491,0.2574820423577289,0.2577042930556665,0.25803176630076363],"n_dims_used":45,"mean_confidence":0.9277825249565972},"coverage":{"mean_confidence":0.9277825249565972,"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}}