{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004617},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007426","490:4900005033","490:4900006188","490:4900005295","490:4900004200","490:4900005946","490:4900006439","490:4900005562","490:4900005550","490:4900002969","490:4900006802","490:4900006201","491:4910001684","490:4900004892","490:4900004478","490:4900004881","491:4910001400","490:4900006187","490:4900005156","490:4900007304","490:4900004063","490:4900005027","490:4900004052","490:4900002970","490:4900007049"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,491,490,490,490,490,490,490,490,490],"twin_sims":[0.14794255752564428,0.11312119127201897,0.08488951115096045,0.04726321853026748,0.045559954732421144,0.03949047886170102,0.038945818475317806,0.033184143223468486,0.03178472070885393,0.028715153209274393,0.028466829214604552,0.028269466096969034,0.02392558554834748,0.023267019003748213,0.021977096004352194,0.021924969759333664,0.021175158219200664,0.020687982319842226,0.01910489125657848,0.0158849323362151,0.01545934864830033,0.015031210956180777,0.01483893598704684,0.013449999514402105,0.013082975325611559],"twin_dists":[0.25389922205661947,0.2711420714217167,0.28845031453573555,0.32087267762411076,0.32279629796849635,0.33018251607954313,0.3308912340698891,0.3389541558350377,0.34109152902814094,0.34607738774804214,0.34650044710369904,0.34683895482261945,0.354859637194959,0.3561838732801023,0.35887469835976227,0.3589862918906354,0.36061758337873295,0.3617046353447327,0.36539816626139277,0.37382129356017807,0.37504466108766804,0.3763056516203165,0.3768822796120121,0.38125523266562683,0.3824773216381059],"n_dims_used":45,"mean_confidence":0.9019146389431424},"coverage":{"mean_confidence":0.9019146389431424,"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}}