{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960005925},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960005452","478:4780001317","496:4960003557","472:4720003218","470:4700008950","496:4960004154","469:4690002065","466:4660001437","487:4870004725","466:4660012821","485:4850002713","469:4690003636","490:4900005808","490:4900003493","472:4720000597","473:4730006201","470:4700003625","473:4730001243","478:4780002175","469:4690000201","481:4810003781","498:4980004962","469:4690000100","466:4660010915","489:4890000986"],"twin_admin_codes":[496,478,496,472,470,496,469,466,487,466,485,469,490,490,472,473,470,473,478,469,481,498,469,466,489],"twin_sims":[0.03026718005963744,0.01399889160757083,0.006608815935235658,0.006312846627735456,0.0058997225362043375,0.004622396459776438,0.003742060697391289,0.0033346162123498273,0.002487022055423243,0.002299313164815365,0.001936866009894093,0.0017188974647464475,0.0012997297651931102,0.0009847203013910837,0.0005372003400955498,0.00048827742509052063,0.00043741929314985344,0.00040115887343111247,0.00038871913246235173,0.00034199581408480965,0.0003190479546877124,0.0002853444362182764,0.00027923527798981207,0.00027066669870672196,0.00026997224401990877],"twin_dists":[0.3435022480008224,0.37948147871032334,0.41149315706799955,0.4133669931924217,0.4161195580403662,0.4258949407976105,0.434181845552793,0.4386374129688435,0.44977352880835547,0.45270694982027915,0.4590538297007107,0.4634198410878043,0.4734846532272167,0.4832710791922664,0.5039779257254531,0.5071636749989584,0.510808703319872,0.5136582115299735,0.5146915772397573,0.5188713184649734,0.5211243261606056,0.5247255107295743,0.5254207446459136,0.5264203216402097,0.5265026307524828],"n_dims_used":45,"mean_confidence":0.9421946207682291},"coverage":{"mean_confidence":0.9421946207682291,"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}}