{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003127},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004328","490:4900004329","478:4780009779","490:4900003766","490:4900003628","467:4670001608","490:4900002051","490:4900001899","490:4900004465","472:4720007637","490:4900003767","490:4900002940","468:4680001142","490:4900002210","475:4750001670","494:4940003484","496:4960009758","486:4860002492","478:4780006840","496:4960010022","496:4960010435","490:4900004169","487:4870000567","486:4860002245","490:4900012692"],"twin_admin_codes":[490,490,478,490,490,467,490,490,490,472,490,490,468,490,475,494,496,486,478,496,496,490,487,486,490],"twin_sims":[0.08265001965670905,0.06630018791429179,0.04611983022611465,0.03906935062228055,0.035877264819376975,0.030407959476093316,0.0300658598498877,0.029234120123778247,0.026569381913255256,0.025962848750746736,0.025226222086113997,0.024778650027088556,0.023287562308559173,0.02323720283846864,0.023072698059701774,0.022798586215988324,0.022708322358486473,0.0208367821561956,0.01962920373488192,0.01823285245902463,0.01791483819303873,0.017433622402301716,0.01707626551029109,0.016791421250629296,0.016057248147138884],"twin_dists":[0.29000948103254176,0.30255808465703155,0.32215744283501385,0.3307297611481538,0.33504856398137667,0.3432743075627661,0.34382979593908924,0.34520329694847673,0.34984222841123597,0.35095386803247197,0.3523344888759913,0.353190456923442,0.3561420770770433,0.356244592458274,0.3565808182339644,0.3571457134711622,0.35733302111546794,0.36137026979193493,0.36414623852805883,0.3675484810529616,0.3683550918346266,0.36959981866874414,0.3705438052457843,0.37130873626486327,0.37333414491000405],"n_dims_used":42,"mean_confidence":0.9064172108968099},"coverage":{"mean_confidence":0.9064172108968099,"n_dims_used":42,"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}}