{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001612","500:5000002099","500:5000001544","473:4730002158","500:5000002749","473:4730002234","500:5000001863","473:4730001296","473:4730003761","500:5000002331","473:4730002233","473:4730001386","500:5000001481","500:5000002465","473:4730003946","500:5000002474","500:5000002221","500:5000001973","473:4730001389","500:5000002754","500:5000001860","500:5000002604","500:5000002337","500:5000001867","473:4730002157"],"twin_admin_codes":[500,500,500,473,500,473,500,473,473,500,473,473,500,500,473,500,500,500,473,500,500,500,500,500,473],"twin_sims":[0.8430414653671315,0.8248589727184804,0.8245956332232617,0.7998381105298237,0.7826899281525821,0.7804951008167594,0.780113247024107,0.7755693777999568,0.7571564865089224,0.7563650539499305,0.7534696162978497,0.7523325044929309,0.7492924401543644,0.7488457999022242,0.7449936971148468,0.7417391167363565,0.7404808899016786,0.7225965350088542,0.7199561505419131,0.7154152553510998,0.7148564128050041,0.7141022360161833,0.7121482632801136,0.711233815474528,0.7085919906568053],"twin_dists":[0.07589363976283417,0.08059396850298207,0.0806607676380387,0.08680162765305194,0.09091560430351124,0.0914351101903277,0.09152534075039001,0.09259565284040641,0.09687371483842483,0.09705563862222552,0.09771992991369155,0.09798027641533921,0.09867485963078351,0.09877673120791848,0.0996535194040224,0.10039183489742075,0.10067668080763348,0.10469273458033614,0.10528087218152556,0.10628973239013245,0.10641367030773366,0.10658085356668645,0.10701360713728907,0.10721593970954972,0.1077997972427113],"n_dims_used":45,"mean_confidence":0.9203433566623264},"coverage":{"mean_confidence":0.9203433566623264,"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}}