{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007894},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008894","490:4900008212","490:4900010127","491:4910005662","490:4900011070","490:4900007992","490:4900008107","490:4900010134","490:4900009929","490:4900010135","490:4900008217","490:4900011691","490:4900010049","490:4900011563","490:4900010661","490:4900011830","490:4900008324","490:4900008109","490:4900011066","490:4900010480","490:4900010565","490:4900010912","490:4900009840","491:4910005358","490:4900010991"],"twin_admin_codes":[490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.32068776682723876,0.2544111399318921,0.2530201855493033,0.24202218610816997,0.24169306283168376,0.23294913960031424,0.21512795476224697,0.21118751425572135,0.2029209684379675,0.17310249799258273,0.15614593955415068,0.1491516481373001,0.14164957102237027,0.1408203434911646,0.13304026708065472,0.12599205211174114,0.12288037690420757,0.11556197305266704,0.11323835040636616,0.11266847094052579,0.10944197204512085,0.10412673298813098,0.10030396012998632,0.09476539835231407,0.09437615475906877],"twin_dists":[0.19587271455881142,0.2148866437228226,0.2153165470014247,0.21877016247063208,0.21887505737240756,0.22169655891108678,0.2276712942028956,0.2290368046341375,0.2319587934757952,0.2432415237527971,0.2502883351076055,0.25335791138947594,0.256770702243382,0.2571560999959911,0.26085726023933853,0.2643535420883424,0.2659443870531245,0.26981082183019095,0.2710776678806307,0.27139142043689896,0.2731912730446684,0.27624804351510823,0.2785224983255352,0.28194138529693796,0.2821875152503397],"n_dims_used":45,"mean_confidence":0.8902960883246528},"coverage":{"mean_confidence":0.8902960883246528,"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}}