{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002553},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002820","498:4980002821","498:4980002626","498:4980001802","498:4980002696","498:4980002757","498:4980001709","498:4980002625","498:4980002697","498:4980002957","498:4980002321","498:4980002749","498:4980002480","498:4980001985","498:4980001230","498:4980001716","498:4980002396","498:4980001624","498:4980001526","498:4980002816","498:4980002815","498:4980002554","498:4980002831","498:4980002621","498:4980002627"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.7979583451784565,0.7977454814564399,0.7833194026491139,0.7701496963973236,0.7548214905002228,0.7312145033573053,0.7204823008127414,0.6900913360070651,0.6811170299833309,0.5991217797514349,0.5955645549526483,0.5909953505666683,0.5810256354566552,0.5664152736522321,0.5654616799058558,0.5646951156641609,0.5644359503890359,0.5616933215488796,0.5591978544376851,0.556265761973878,0.555103934253322,0.5408769086520075,0.5390145951788157,0.534622162833022,0.532082773160615],"twin_dists":[0.08725765708860318,0.08730921498875903,0.09076633182243198,0.09386437611491229,0.09741002035171667,0.10276485288369666,0.10516376462134307,0.11186277685708741,0.11381943062728607,0.13146100595324764,0.13222287932186688,0.1332017369911166,0.13533898717637977,0.13847663056193024,0.13868172033041845,0.13884661638828602,0.13890237188128415,0.13949260820567308,0.1400299862057797,0.1406618176053108,0.14091231215154926,0.14398665539679006,0.1443901339665941,0.14534284213366327,0.14589434366470244],"n_dims_used":45,"mean_confidence":0.9265460544162326},"coverage":{"mean_confidence":0.9265460544162326,"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}}