{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003057},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001106","496:4960006641","466:4660011668","469:4690003664","490:4900000715","496:4960007470","490:4900001878","480:4800005896","494:4940000880","480:4800005767","496:4960008674","480:4800001952","466:4660011839","490:4900001485","490:4900000468","480:4800002822","480:4800005832","496:4960005395","466:4660000777","494:4940000461","493:4930001289","499:4990001754","466:4660012455","490:4900001195","490:4900004177"],"twin_admin_codes":[494,496,466,469,490,496,490,480,494,480,496,480,466,490,490,480,480,496,466,494,493,499,466,490,490],"twin_sims":[0.05377420264680767,0.04844046274364402,0.04450764003313767,0.043734841937977324,0.036128236447587246,0.034993114258348425,0.03498616702955735,0.03326283226463637,0.032322899888720426,0.030229374757447858,0.030146740748668587,0.02891712230712233,0.028253031667734126,0.027117046347651413,0.02372693819636635,0.02298187681139581,0.022963814338933297,0.021138636698451063,0.02077143572627649,0.019573972341837262,0.019234486532127625,0.018998973672301054,0.01879469900700267,0.01820524104106667,0.017716561154021593],"twin_dists":[0.314014994411326,0.31957674425453797,0.3240150823085015,0.32492562873581676,0.3346974418046872,0.3363024038299803,0.336312362088847,0.33883627275060385,0.34026021760710606,0.3435636145129698,0.34369797746442265,0.3457356130560827,0.3468672339111303,0.34885712361024673,0.3552557128712666,0.3567673365103698,0.35680450735329633,0.36069831602027613,0.3615168516774084,0.36427673208892913,0.3650859592412677,0.36565470860085225,0.3661530309035707,0.36761802432469953,0.36886436984064536],"n_dims_used":43,"mean_confidence":0.9151790530182594},"coverage":{"mean_confidence":0.9151790530182594,"n_dims_used":43,"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}}