{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006780},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006895","490:4900006781","490:4900005667","490:4900008645","496:4960012122","490:4900005529","490:4900007270","470:4700002616","490:4900004721","490:4900004185","490:4900001722","490:4900005411","490:4900008313","493:4930007085","470:4700004842","493:4930007088","490:4900007986","490:4900002032","470:4700004173","470:4700000720","490:4900001571","490:4900001862","490:4900002505","490:4900006412","490:4900007752"],"twin_admin_codes":[490,490,490,490,496,490,490,470,490,490,490,490,490,493,470,493,490,490,470,470,490,490,490,490,490],"twin_sims":[0.7630144308428113,0.633537382161772,0.5917081574817095,0.4811000642572073,0.4800212504901175,0.4437010633266013,0.43715917982509356,0.4202833487330999,0.41375120980054353,0.40679451223433616,0.4032184405313001,0.3987995119824318,0.3878438297282302,0.38431921521390244,0.3783794438144987,0.37582768918649584,0.37545908144390394,0.37484715278310277,0.3741109818991544,0.37368508468471057,0.3713317622051763,0.3668694833102627,0.36526201722118345,0.3644182076445712,0.3593484670172588],"twin_dists":[0.09552236925836453,0.12408775253952288,0.13304901101172356,0.15710841057669667,0.15734924245261978,0.16556875447944322,0.16707512541557457,0.17100344020676217,0.17254160984742015,0.17419137932153553,0.17504429512060268,0.17610295315668903,0.17875113321825423,0.17961052614218972,0.1810673722614659,0.1816966370390248,0.18178770816775058,0.18193899280770418,0.18212115396563644,0.18222662014975663,0.18281045162650958,0.18392255436939758,0.18432482788404372,0.18453635049630013,0.1858124689255479],"n_dims_used":45,"mean_confidence":0.9167742411295573},"coverage":{"mean_confidence":0.9167742411295573,"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}}