{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013026},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660009324","490:4900013330","490:4900013354","466:4660013288","466:4660009146","466:4660007127","490:4900013027","466:4660012959","487:4870002070","490:4900013332","466:4660011471","466:4660010979","466:4660012952","490:4900013380","466:4660008806","466:4660013682","466:4660010991","466:4660010510","466:4660008984","466:4660012560","466:4660011298","490:4900013347","466:4660008976","466:4660013539","466:4660010664"],"twin_admin_codes":[466,490,490,466,466,466,490,466,487,490,466,466,466,490,466,466,466,466,466,466,466,490,466,466,466],"twin_sims":[0.019654164675812224,0.012735858137185372,0.010522024420258924,0.008930132760794159,0.008891759770051992,0.008677028492352442,0.007431666638252862,0.006855143808676191,0.005449511621114878,0.004728592595906184,0.003928200368516938,0.0034855715786482507,0.003396424402689146,0.0033668682569911144,0.003326798130234856,0.0031117779683641376,0.002852128266437744,0.002590207462623498,0.002490937090354255,0.002473283157831396,0.0023208813139853,0.0021934650888268646,0.002148932129767169,0.0019768820052992147,0.0018158815623534768],"twin_dists":[0.36408736917583284,0.3836613605218239,0.3919664808814526,0.3989630953684666,0.3991451150727853,0.40017683322553554,0.40665463323586143,0.409990367950715,0.4193248496790674,0.4249943978276995,0.43229182561235685,0.43693156439659614,0.4379306104577322,0.43826712043276145,0.4387276659005947,0.44128900844522656,0.44460685770826663,0.4482464094108601,0.44971453632466596,0.4499812248074942,0.4523589466026138,0.4544594943521765,0.45522014710251285,0.45830181584220103,0.46141772389315205],"n_dims_used":45,"mean_confidence":0.9152576022677952},"coverage":{"mean_confidence":0.9152576022677952,"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}}