{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004350},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002529","490:4900004077","490:4900004086","490:4900003666","490:4900003798","490:4900004084","490:4900002379","490:4900004210","490:4900003516","490:4900004364","490:4900003789","490:4900002383","490:4900004216","490:4900001928","490:4900001927","490:4900001112","490:4900003137","490:4900004088","490:4900002543","490:4900004487","490:4900002549","490:4900004504","490:4900002535","490:4900004076","490:4900002675"],"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":[0.28227435707042936,0.14809646787157635,0.14597549649632108,0.1228293389153891,0.1194358022527276,0.11769126633566311,0.10902306889244616,0.0941777648462729,0.08532809894601422,0.08359276601240377,0.06970902866327187,0.06871848766961856,0.06731224997506093,0.06608213373813562,0.06452455142910701,0.06321677164477787,0.05655325378584857,0.047814014398283214,0.04280814107244873,0.03988717946658027,0.03822768371740403,0.037826504342058684,0.036481830195318705,0.033964462741118424,0.032571746326573475],"twin_dists":[0.20656787550794975,0.25383013538093985,0.25478690085758676,0.26597073438099333,0.26774161975454563,0.2686669964470823,0.2734279494661282,0.28231327084479785,0.2881488149527892,0.2893490659614953,0.29974994718839104,0.3005542022034027,0.3017123289921479,0.30274168436393956,0.30406773941999005,0.3052014881750824,0.3112965777219151,0.32026303304779224,0.32603551104201844,0.32967150771418324,0.3318386080018663,0.33237442906242076,0.3342062452990043,0.33779555289699115,0.3398798232828877],"n_dims_used":45,"mean_confidence":0.9133710225423177},"coverage":{"mean_confidence":0.9133710225423177,"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}}