{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005964},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001511","493:4930001843","493:4930005953","493:4930004509","493:4930004660","493:4930000698","493:4930006180","493:4930001374","493:4930004518","493:4930005879","493:4930004060","493:4930006388","493:4930004234","493:4930004219","493:4930006521","493:4930004381","493:4930002337","494:4940006603","493:4930005174","494:4940002313","494:4940002763","493:4930006176","493:4930006457","494:4940003784","493:4930002168"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,494,493,494,494,493,493,494,493],"twin_sims":[0.4813428110416658,0.4734704204046382,0.470792388921567,0.43212950685504903,0.4093718799017485,0.4055294181188644,0.40085531266421204,0.3868615047183993,0.3832699650918071,0.37374467696679253,0.3735537181002531,0.3710916283262399,0.36830909276300366,0.36352885386541517,0.35151054879755544,0.32509333475236074,0.3213669305378715,0.31301670267072695,0.3113164352434381,0.30532002387496393,0.29617306745408317,0.2942373036438528,0.2888321775465186,0.28659750441985626,0.2865564907375897],"twin_dists":[0.15705424396638415,0.1588154000261835,0.1594166951241379,0.16823934781609914,0.17357872634414045,0.17449272812383185,0.17560978049720116,0.17899027604457804,0.17986708457356293,0.182211859581128,0.18225916277519216,0.18287012871012254,0.18356303708897675,0.18475955767680166,0.1878036781625726,0.19469419839825802,0.19569044738336025,0.19794667585308195,0.19841025420747824,0.20005686555023058,0.20260514162674004,0.20315032581023432,0.2046839604544907,0.20532301858407845,0.20533477527370914],"n_dims_used":43,"mean_confidence":0.9237450887990553},"coverage":{"mean_confidence":0.9237450887990553,"n_dims_used":43,"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}}