{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005062},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004923","490:4900005209","490:4900005346","490:4900005476","490:4900005199","490:4900005208","490:4900004925","490:4900005477","490:4900005197","490:4900005198","490:4900005217","490:4900005063","490:4900005479","490:4900005215","490:4900005347","490:4900004924","490:4900013060","490:4900005344","490:4900011853","490:4900003422","490:4900005351","490:4900013306","490:4900011392","490:4900013378","490:4900003957"],"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":[0.10775443944793481,0.046370235682701745,0.0430860277657259,0.039048957546883506,0.03289412071984509,0.030089780990817216,0.022879120796882944,0.020126790211565125,0.01362420517367598,0.01287797777553422,0.011882286718389078,0.011686254719662266,0.010311957177899206,0.009890042555104542,0.009130362232261024,0.008284911406609252,0.007591675414560432,0.007180003620526018,0.007151917822152873,0.007047881567910986,0.006819876628986635,0.006135421879609387,0.006072632348233085,0.006042274263411517,0.005822498102562176],"twin_dists":[0.2741490370556974,0.32187381392325226,0.32570059072817487,0.3307563878168432,0.3393907048436188,0.34379077799555097,0.356979137599125,0.3629848337407432,0.3806854633482867,0.38317316931745615,0.38669925216689305,0.3874241916274148,0.3928333420789219,0.39462301867727456,0.39802451328285926,0.4021212508880897,0.40577009171753714,0.40808107294509943,0.4082430404787038,0.40884802949352866,0.41020251421904186,0.4145286203668371,0.41494697895648747,0.4151506520770756,0.41665330110412063],"n_dims_used":44,"mean_confidence":0.9364005002108488},"coverage":{"mean_confidence":0.9364005002108488,"n_dims_used":44,"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}}