{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004798},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008955","490:4900009985","490:4900005076","490:4900008726","490:4900010948","490:4900011274","490:4900010348","490:4900005872","490:4900011598","490:4900009688","490:4900011464","490:4900011260","490:4900010104","490:4900004524","490:4900012063","490:4900009051","490:4900008276","490:4900012199","490:4900004929","490:4900008732","490:4900008943","490:4900008849","490:4900005873","490:4900009666","490:4900004936"],"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":[0.24938863960039873,0.12221327051330039,0.10471379805788272,0.1020098323202316,0.0954761005690141,0.08998617756407036,0.08544911537272686,0.08280804842227664,0.0772851420477705,0.06821261223730268,0.0667336080257005,0.059767212381131904,0.05828479724680405,0.050310192870119765,0.04134159891533219,0.03716487768525342,0.03436501332685038,0.03362756555410219,0.033586831391800395,0.03137272074323276,0.028244028929678925,0.02781658127224179,0.02652356264804872,0.02573356306406407,0.024588039093189105],"twin_dists":[0.21644609442547091,0.26628942696925667,0.27590454792599894,0.2774993298926296,0.28149403475306983,0.285020456249195,0.2880658417497748,0.28989835980422757,0.2938869709909492,0.3009685824733106,0.3021946063581884,0.3082870214495301,0.30965814638033534,0.3175715428194584,0.32783397756935695,0.3332687206032432,0.33720961060740284,0.33829295730595205,0.33835338589871183,0.34173610692014644,0.34688273111955303,0.3476234699182673,0.3499254364391139,0.35137994052883637,0.3535590592989538],"n_dims_used":45,"mean_confidence":0.916638437906901},"coverage":{"mean_confidence":0.916638437906901,"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}}