{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000199},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940000121","493:4930004491","494:4940000198","494:4940000243","493:4930004490","480:4800000989","480:4800000870","480:4800001029","480:4800000784","480:4800000786","480:4800000826","480:4800000787","494:4940000450","468:4680009723","494:4940000393","480:4800001203","480:4800001143","493:4930005168","480:4800000879","493:4930005290","480:4800000871","468:4680009632","480:4800001073","480:4800000827","480:4800001132"],"twin_admin_codes":[494,493,494,494,493,480,480,480,480,480,480,480,494,468,494,480,480,493,480,493,480,468,480,480,480],"twin_sims":[0.8433856768953149,0.7588721158401401,0.7160934572424479,0.6154375878312874,0.36077688973433875,0.3198715421538515,0.2586032632022469,0.2415336433987855,0.23811494448154194,0.2379201012426022,0.23504960389957946,0.22621181806861385,0.2258756333891154,0.2225294707914139,0.21288894223800747,0.20944358985590988,0.20714425305687484,0.2006921752148675,0.19933841828237328,0.1946012469767142,0.19431165410819254,0.18939232517363958,0.18066531641482084,0.1804615357054255,0.17842576657225662],"twin_dists":[0.07580285980885743,0.09647882673396142,0.10613925926894355,0.1279671373952721,0.18545199528243275,0.19609205123651882,0.21359992201844766,0.2189258992200512,0.22002146957498595,0.2200842171781497,0.22101254842321938,0.22391834105264422,0.22403034542112366,0.22515125422656787,0.2284450992750088,0.2296466551035248,0.23045603668579182,0.23276051926683503,0.23325047930722395,0.23498330647953425,0.2350901818218272,0.2369228635003925,0.2402579055675306,0.24033712500266524,0.24113202831363884],"n_dims_used":44,"mean_confidence":0.9181201241233132},"coverage":{"mean_confidence":0.9181201241233132,"n_dims_used":44,"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}}