{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001985},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001986","490:4900002297","490:4900002886","490:4900004544","490:4900002142","490:4900001548","490:4900004550","490:4900004130","490:4900004283","490:4900002581","490:4900003858","490:4900003991","490:4900002595","490:4900002296","490:4900004407","490:4900004143","490:4900001813","490:4900004136","490:4900002737","490:4900004402","490:4900003321","490:4900002444","490:4900004552","490:4900003446","490:4900004554"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.9629177683594813,0.8833687829092907,0.7943272758600616,0.7855790134439692,0.7250246525884599,0.7139786179222681,0.7050091187535962,0.6997139603905532,0.648298046358383,0.6029592077871253,0.6016353405668298,0.5715980036000218,0.5507467635879051,0.5472317520681977,0.5414325186191854,0.530081073968602,0.5006278205884584,0.48705171904510686,0.47070495146309654,0.45614435770852185,0.4443869683640678,0.43009138280295406,0.4268201181947703,0.4149370093404935,0.4065607388029866],"twin_dists":[0.0357035628188645,0.06468023759852427,0.08813488186223616,0.0902294504382412,0.10415085632821008,0.10660824860614151,0.10859006834307104,0.10975487765034275,0.12091652915071747,0.13063923980586248,0.1309227291871025,0.1373626803565744,0.1418524525492564,0.1426117543836728,0.1438663304800815,0.1463294545167727,0.15277704340464446,0.15578280578226675,0.15943634661702563,0.16272666326848725,0.16541131490674774,0.16871266526019613,0.16947427530582523,0.17226161065473763,0.17424703334228597],"n_dims_used":45,"mean_confidence":0.9195351494683159},"coverage":{"mean_confidence":0.9195351494683159,"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}}