{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004006},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002007","490:4900001022","490:4900001705","490:4900000776","490:4900001292","490:4900003880","490:4900003085","490:4900002308","490:4900001294","490:4900003437","490:4900003204","490:4900004158","490:4900006168","490:4900003733","490:4900004575","490:4900003864","490:4900003212","490:4900001164","490:4900002163","490:4900002906","490:4900003734","490:4900003478","490:4900002892","487:4870008197","490:4900000895"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490],"twin_sims":[0.39699850012701104,0.3495820395564882,0.2927053630575145,0.2881976150182635,0.27125361303404655,0.26862880654621096,0.2603965078975435,0.25215177284874846,0.25165873386359966,0.24133981377228528,0.23917069846035216,0.2386379421420978,0.23799896029040482,0.2323376025033815,0.21772695820505822,0.21500953832222597,0.19795813570211065,0.19791909708573374,0.19195586531830258,0.19075860896938057,0.18513726055028507,0.1775053425555482,0.17653805610731402,0.17605714956125637,0.17444316778419217],"twin_dists":[0.17653595716427153,0.18829713691070882,0.2035832828954847,0.20486512703290907,0.20979462179876235,0.21057495114003114,0.2130535272413714,0.21558571056721046,0.21573879031370086,0.21898774442826208,0.21968205319051323,0.21985320785989595,0.2200588172619613,0.22189646469306706,0.22677985814426865,0.22771208246698194,0.23375240921370102,0.2337666404380287,0.2359637375320572,0.2364105601021829,0.23853512044250574,0.24149353831889164,0.24187489300116802,0.24206504494717754,0.24270593620857425],"n_dims_used":45,"mean_confidence":0.9182884216308593},"coverage":{"mean_confidence":0.9182884216308593,"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}}