{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003206},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003470","490:4900003487","490:4900001726","490:4900003057","490:4900002470","490:4900000910","496:4960007895","490:4900002027","490:4900001159","490:4900001293","494:4940007392","487:4870002113","490:4900000791","490:4900001692","490:4900003588","494:4940007273","494:4940007503","494:4940006374","494:4940007592","494:4940007920","490:4900000793","490:4900003194","487:4870008773","490:4900007873","487:4870001406"],"twin_admin_codes":[490,490,490,490,490,490,496,490,490,490,494,487,490,490,490,494,494,494,494,494,490,490,487,490,487],"twin_sims":[0.5090691505827651,0.4464503370988781,0.39192825842245427,0.37732153405336094,0.36038256821617026,0.3509736557728043,0.34496545950359786,0.3427937590738485,0.334113177079955,0.3234107068767099,0.30719721861286464,0.3071453540723979,0.2945828993636781,0.29042680402198684,0.2865722499303629,0.28503973550729855,0.2816746683810135,0.27692735387159084,0.2750359394237835,0.27134456928171047,0.2698525707473262,0.25612719968643954,0.2549579365066626,0.2548525189389373,0.25064877928834284],"twin_dists":[0.1509196772626158,0.16493825824775749,0.17775983942405518,0.18132800199610505,0.1855514325033928,0.18794091358643134,0.18948424958647764,0.1900455904993044,0.19230859554518812,0.1951432543841718,0.19953940335301348,0.19955367563475987,0.2030528380519014,0.20422974353319548,0.2053302577364963,0.2057702691429411,0.206741463083064,0.20812361811273622,0.20867831555492106,0.2097676651782624,0.2102105542044495,0.21435831020270668,0.21471805363424054,0.214750538459498,0.21605296131327956],"n_dims_used":45,"mean_confidence":0.9091243320041232},"coverage":{"mean_confidence":0.9091243320041232,"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}}