{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005058},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005324","490:4900007068","490:4900005441","490:4900005969","490:4900006703","490:4900004621","490:4900005325","490:4900006459","490:4900006338","490:4900004486","490:4900005180","490:4900005448","490:4900005440","490:4900005188","490:4900006458","490:4900005196","490:4900004765","490:4900004910","490:4900004362","490:4900006702","490:4900006818","490:4900006448","490:4900004783","490:4900006095","490:4900004629"],"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":[0.14692169309891173,0.0476681069437441,0.0432072017505624,0.041790302310818456,0.039029281942725376,0.032044240093655765,0.028961843665316855,0.028866431896546575,0.02771307198111662,0.02627486586689318,0.023557873757345332,0.021080703840248797,0.02059992269134577,0.016882339667672445,0.010664334533791116,0.010408180257774614,0.010340638510514994,0.009665012751246697,0.008887640644586128,0.008258987387187989,0.007356976160182545,0.006979480263154302,0.00671826036338586,0.006473310306692972,0.006199788935434537],"twin_dists":[0.25435881263253163,0.3204239558323808,0.3255551154840169,0.3272780887418667,0.33078208885392835,0.3406891666134351,0.34566021238035,0.3458211988116508,0.34780431658979244,0.3503792453648848,0.35559507368106075,0.360826628859845,0.36190350059582876,0.3710633516409496,0.3913879382633559,0.3924343358225325,0.39271406410683635,0.39560556969680194,0.39916469558887513,0.4022526869450002,0.40707339692784383,0.40925018504423455,0.41081934415988414,0.4123414818750862,0.4141037398620137],"n_dims_used":45,"mean_confidence":0.923763190375434},"coverage":{"mean_confidence":0.923763190375434,"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}}